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Am Ice cream ass brothers Ayy Ayy sheesh Verse Am I keep a rocket in my pocket socket . I had to call poison control and luckily it isn't a dose that will do anything to me, but the person on the phone said I may get dehydrated, flushed, and tired. Having a medical issue? > Accidently Took Two Allegra Pills. The prescribing information for Zyrtec notes two cases studies in which an overdose was observed in an adult and pediatric patient: The package insert for Zyrtec goes on to say the following regarding overdose: Although most case studies report minimal side effects in regard to overdosing with Zyrtec, it is important to note that someindividuals may be more susceptible to side effects than others. Disposition of Toxic Drugs and Chemicals in Man, 5th edition; Randall C. Baselt; 2000. Educational text answers on HealthTap are not intended for individual diagnosis, treatment or prescription. Children this age using Zyrtec should be given 2. Just for some extra peace of mind the safe dose of antihistamines is usually much higher than the recommended starting dose. lowest career era live ball era; could not communicate with your google assistant smart display; lump in bum crack under skin // Leaf Group Lifestyle. Hi I might be necroing on this post but I'm curious on what the safe dose is for antihistamines. The antihistamine Zyrtec (or generic cetirizine) is supposed to be 24-hr sustained release. Can You Take A Z-Pak If You Have A Penicillin Allergy? What is the maximum amount of Zyrtec per day? The easiest way to lookup drug information, identify pills, check interactions and set up your own personal medication records. Top level comments by laypeople are automatically removed. Yerba Mansa - Hydrochlorothiazide, Methyldopa, Coral - Atropine, Benzoic Acid, Hyoscyamine, Methenamine, Methylene Blue, Phenyl, Eurycoma Longifolia - Glycerin, Phenol (otc Drug), Hyacinth Bean - Formoterol Fumarate, Glycopyrrolate, Spanish Origanum Oil - Gadobenate Dimeglumine. One in the morning and one in the evening or a zyrtec and ryvent during the day. :glare: One a little bit ago and another just now. should i be worried? So if this happens again, you'll need to be cautious of driving and may be more tired than usual. I don't think one will hurt. Always visit a doctor in real life if you have any concerns about your health. I accidentally took an expired (18 months ago!) Finding the best antihistamine for your symptoms can take a while. This defeats the purpose of taking zyrtec instead of benadryl (diphenhydramine). For these, please consult a doctor (virtually or in person). it immensely improves my breathing, but i don't want any bad side effects. She told me not to take 2 again. Symptoms of an overdose can include: restlessness irritability extreme drowsiness If you think your child has. I don't think one will hurt. if you accidentally take an extra dose or two, the side effects are relatively mild and are generally not serious. never called poison control though. Meds Safety. Overdose symptoms may include feeling restless or nervous, and then feeling drowsy. I cant take any pills that are a mixed antihistamine and pain. Do NOT take a dose sooner . Taking 30mg is a bit over the recommended dose but if you didn't experience any side effect you may be fine. Upload or insert images from URL. :glare: One a little bit ago and another just now. if you accidentally take an extra dose or two, the side effects are relatively mild and are generally not serious. Is it Safe To Get A Tattoo While Using Accutane? The ENT told me that most OTC antihistamines could be taken in much larger doses, but cause sleepiness. Is it dangerous to take two zyrtec (cetirizine) in one day? Hikayemiz; Misyon & Vizyon; Kalite Politikamz; Sertifikalarmz; ISPM-15 aretleme zin Duyuru; Sosyal Sorumluluk; Hizmetlerimiz You can call a pharmacist if you are really worried. Read More Created for people with ongoing healthcare needs but benefits everyone. Get prescriptions or refills through a video chat, if the doctor feels the prescriptions are medically appropriate. Your link has been automatically embedded. How Long Does It Take For Zyrtec To Work? how old was jan stenerud when he retired. Pseudoephedrine is a decongestant additive that may be fatal when taken in large doses by children under the age of 12. The AAPCC helpline is open 24 hours and is toll-free. We comply with the HONcode standard for trustworthy health information. Food has no effect on the overall absorption of Zyrtec; however, it may increase the time it takes for peak levels of Zyrtec to be reached in the blood. Is this dangerous ? The only side effect that seems to be worse for me than with a single tablet is the dry mouth and mild dehydration. My doctor actually tells me to double up on antihistamines during allergy season. Did Texas Roadhouse change their chicken critters. Should be fine. Taking more than directed may cause drowsiness. What if you accidentally give a child too much zyrtec (cetirizine)? The package says to Ask an Expert Medical Questions My son, 16, 140 lbs, accidentally just took 2 zyrtec-d Related Medical Questions I also ingested one pill of apoquel. but these symptoms are most likely due to excessive intake of pseudoephedrine, Drug Safety;" Safety of Antihistamines in Children; Ten Eick; February 2001. Is This Harmful Or Dangerous? How many 24 hour Zyrtec can you take in a day? Is Prozac Safe To Take With Birth Control Pills? You should know: The answer above provides general health information that is not intended to replace medical advice or treatment recommendations from a qualified healthcare professional. Doubling your antihistamine may not be answer to treat your bad allergies, you should consult an allergist to manage your allergies better, you may ne together, unless directed by your doctor, good luck. What happens if you take 2 Zyrtec in 24 hours? Children 2 to 5 years of age: The typical dose of cetirizine (Zyrtec) is 2.5 mg by mouth once daily. If you are experiencing serious medical symptoms, seek emergency treatment immediately. Do not give more than 5 mL in 24 hours. More likely, you will only experience mild side effects, such as sleepiness and dry mouth. Yes, it is possible to overdose on Zyrtec (cetirizine), just like any medication. I am currently getting allergy shots and have been having awful swelling reactions preventing me to move forward in my doses. I Accidentally Took 2 Zyrtec Tablets Instead Of One. I am on singulair 10 mg daily and zyrtec. It is not recommended to take different oral antihistamines, such as diphenhydramine, cetirizine, loratadine, levocetirizine, desloratadine, and fexofenadine, at the same time. Still looking for answers? Thank you for your submission. Superoxide Dismutase (sod) - Esterified Estrogens, Cannabidiol (cbd) - Doxylamine Succinate, Pyridoxine Hydrochloride, Pulsatilla - Respiratory Syncytial Virus Immune Globulin, Fermented Wheat Germ Extract - Tubocurarine, Ephedra - Ethinyl Estradiol, Ethynodiol Diacetate, Shea Butter - Sodium Aminobenzoate, Sodium Salicylate, Taurine - Cannabidiol (prescription Drug). should i be concerned? I recently developed a cough that contains a bright green mucous. i accidentally took 2 zyrtec in 24 hours. Zyrtec (cetirizine) is a new generation with a good safety profile. Drowsiness may be even more extreme in young children; parents should contact their local poison control center immediately if their child becomes unresponsive or if they suspect the child ingested Zyrtec-D, an adult formulation that contains pseudoephedrine. Makes feel really dizzy and my heart beats like that too. If a healthy adult takes only a slightly higher dose of antihistamine, such as accidentally taking two . Is it ok to accidentally take 2 zyrtec Zyrtecindex brand cetyl hydroxyzine is used to treat allergic reactions and hives. From retail, clinical, program development, and administrative responsibilities, he's your knowledgeable and go-to source for all your pharmacy and medication-related questions! I think Allegra was the only one that couldn't be doubled. Is Chinese Chicken chop suey Keto friendly? The maximum recommended dose for adults is 80 mg taken once daily. I have a lot of allergy issues. Do NOT take a dose sooner than youre supposed to. Piggybacking on this. Is it ok to take two (10 mg) zyrtec per day? Some brands of cetirizine come as capsules. In one case study of an adult overdose, 150mg was taken (15 tablets) and only minimal effects were reported. This author has been verfied for credibility and expertise. High doses of antihistamines can cause changes in heart rhythm. She'll tell you whether she wants you to . Per the prescribing information: So, based on the available information we have regarding Zyrtec, you shouldn't be too worried about that extra dose you took as it is fairly well tolerated, even at higher than recommended doses. Churro cart rental bay area. You can go back to schedule tomorrow at 7 am , or change it to midnight( Zyrtec syrup and Claritin syrup are for children, so 5mL of syrup is 5mg (half the dose of an adult pill). Ask Your Own Medical Question. I am taking regular allegra (fexofenadine) 24 hours along with flonase and eye drops. The prescribing information gives the following data regarding lethal doses in rodents: Based on the available information, and animal studies, it would take doses far exceeding the recommended daily dosage to experience serious side effects. Children - 14 hours; Adults - 24 . Create an account to follow your favorite communities and start taking part in conversations. You can take at most 5 mg in 24 hours, unless a healthcare provider has recommended otherwise. Several other studies have come to the same conclusionthat 20mg of Zyrtec is actually helpful for a lot of individuals who haven't had great success with conventional doses. Just take normal dose tomorrow. If you or your loved one has ingested more than three times the normal therapeutic daily dose, dont hesitate to call paramedics. Dr. John Norvell answered 23 years experience No: There are people that are prescribed zyrtec (cetirizine) up to four times a day for various conditions. Also do you take it all/bunch at once or multiple times in the day? One such example would be individuals who have heart conditions. Small, accidental overdoses can usually be managed at home, but you should contact your doctor or local poison control center for guidance. Happened to me too! Is it OK to take 2 Claritin in 24 hours? Taking too much cetirizine (Zyrtec) or using more than one medication containing an antihistamine (including products used on the skin) can lead to an accidental overdose and cause serious side effects, such as seizures, hallucinations, or even death. are there any side effectd? In fact, several clinical studies have been published where high doses of Zyrtec have been utilized, with minimalside effects. . So often you find that over the counter doses (5-10 mg for something for example) is available as a RX at 4-5 times the potency. Fortunately, Zyrtec, also known as cetirizine, belongs to a newer class of antihistamines that produce far less dramatic signs of overdose. Can I give her a 10mg children's zyrtec allergy chewable? For adults, the recommended dosage is 10mg (one Zyrtec tablet) every 24 hours. Older dd, 12 yrs old and 100 lbs, takes one Zyrtec (actually generic) every night for her allergy (she's basically allergic to her own sweat). sleepy), but they did not display any other serious clinical signs of toxicity or abnormal blood chemistry. What happens if you take 2 Zyrtec in a day? Questions About A High Dosage Of Amoxicillin For A Child With Strep Throat. You shouldn't have any serious problems if you take two tablets. However, the package insert for Zyrtec written for Australian consumers indicates that the 24hr maximum dose should not exceed 20mg. dd was prescibed 2 at about that weight, so she should be fine :) u could always call a pharmacy and speak to a pharmacist to double check though:grouphug: She just took one and then came to me and said she thinks she accidentally took two. What happens if I take two Zyrtec in 24 hours? I wanted to find out if the herb Diindolylmethane My son, who weighs 78 lbs, was diagnosed with strep throat on Tuesday. is it ok to take benadryl as well? Mistakenly took a 24 hour Claritin and Zyrtec at 11am today and felt very drowsy at around 7pm. is this bad? the internationale spanish lyrics. If this happens or youre concerned, contact your doctor. The recommended dosage of Zyrtec is 10mg . Do you have the information or know where to get it? Do not take Claritin-D 24 Hour Allergy & Congestion (loratadine and pseudoephedrine) for longer than you were told by your doctor. Copyright 2010-2021 Hello, I was prescribed Adderall XR and it works, but I feel that part way through the day it doesn' Is it possible to get a tattoo while I'm using Accutane for acne? I took too much as a teen and my only side effect was insomnia and I was jittery. If you accidentally take more Cetirizine than you should, it is unlikely to cause any serious harm to you. I was starting to freak out a little. The effects last at least 24 hours after a single dose of the drug. You'll also want to drink extra fluids, especially water. I can't walk without severe pain without antihistamines. accidentally took 2 zyrtec in 24 hoursmanticore greek mythology. I can take two separate pills for it but not one that contains both. blurred vision nausea vomiting increased heart rate confusion loss of balance More serious complications of first-generation antihistamine overdose include seizures and coma. What happens if you take 2 zyrtec in 24 hours. Only take the recommended dose of medications until you discuss medications with your dr. Best wishes. Zyrtec has a fairly short half-life, so you shouldn't still be experiencing any side effects from the extra doses by now, though. By petite androgynous clothing; nepean sportsplex vaccine schedule; romantic restaurants northwest suburbs chicago Can I use flour instead of potato starch? Dr. Brian has been practicing pharmacy for over 13 years and has wide-ranging experiences in many different areas of the profession. Is it ok to take two (10 mg) zyrtec per day? I had no idea you can take that much. Dr. Brian Staiger also has herbalist training and educational certificates in the field of medical ethnobotany. These may contain soya oil. Top answers from doctors based on your search: Created for people with ongoing healthcare needs but benefits everyone. Other second-generation antihistamines include Claritin (loratadine) and Allegra (fexofenadine). I usually take my Zyrtec dose at night, after dinner. windshield wiper broke off while driving. A child who ingests excessive quantities of cetirizine may become restless and irritable before extreme drowsiness sets in. ijebu east local government; california association of realtors forms. There are people that are prescribed zyrtec (cetirizine) up to four times a day for various conditions. It's a 24 hour medication, so maybe you could take one at night and one in the morning so you're not so tired during the day. DO NOT TAKE more than directed. i accidentally took 2 zyrtec in 24 hours. I usually take some pills in the morning that I have to wait a half hour for the rest of my vitamins. Video chat with a U.S. board-certified doctor 24/7 in less than one minute for common issues such as: colds and coughs, stomach symptoms, bladder infections, rashes, and more. Past that, again, you shouldn't have too much trouble. It was noted that the patient was 'somnolent' (i.e. Drug News. There are people that are prescribed zyrtec (cetirizine) up to four times a day for various conditions. You can post now and register later. Im a male, 20, years old currently having runny nose, with a slight sore throat and took Zyrtec 10ml around 12 hours ago. Doing so can release all of the drug at once, increasing the risk of side effects. Staff. The good news is that although you may experience some side effects (more on this below), Zyrtec (cetirizine) is an antihistamine that is considered relatively safe, and it would take fairly high doses to present a real medical emergency for most individuals. Share this conversation. 50% of people have the effect within 20 minutes, and 95 percent have it within one hour. If a healthy adult takes only a slightly higher dose of antihistamine, such as accidentally taking two pills instead of one, their symptoms may not be serious, or they may not have any symptoms. Cardiac arrhythmias, such as: Laura Altobelli is a full-time senior editor for GSW Worldwide, an advertising agency serving the pharmaceutical industry. That being said: yes, you can double your dosage. Is it safe to take two zyrtec (cetirizine) a day, one in the morning and one at night? HOwever, if you notice anything unusual or have any negative side effects, you should contact your doctor or visit an ER to rule out any possible complications. The FDA-approved maximum daily dose of Zyrtec (cetirizine) is 10mg, However, many clinical studies have concluded that higher doses of Zyrtec (up to 20mg, or two tablets) are associated with only mild side effects and can provide better symptom relief than 10mg, Experiencing major side effects from taking two tablets of Zyrtec (20mg total) would be very uncommon. Adults and children 6 years and older can take cetirizine capsules and tablets. should i take the correct (unexpired) one nowbad well or should i wait 24 hours? Per the US FDA package insert for Zyrtec (cetirizine hcl) 10mg tablets: adults and children 12 years and older should not take more than the 24hr recommended maximum dose of 10mg. 2023 Remedy Health Media, LLC ALL RIGHTS RESERVED. On my bad days I take 4-6 benadryl as well. Guys in accidentally took 2, 10ml doses of Zyrtec 12 hours apart when it's supposed to be 24 hours. Zyrtec information for Healthcare Professionals. It takes three days for the skin to get back to normal. However, it may put you at an increased risk of experiencing side effects, such as nausea, drowsiness, headaches, stomach aches, feeing agitated or nervous. Our pharmacist answers our latest question regarding an individual who accidentally took an extra dose of their morning Zyrtec (cetirizine). I'm a 32 year old healthy male read more DOKZOK Family Practice MD Well ISNT it handy that if you cant be bothered to go to the doctor you can take 4x200 mg tablets and still get 800 mg eh? Before moving on to the next section, I always like to put in these articles the information for Poison Control. I was diagnosed with a sinus infectiona couple weeks ago and prescribed doxycyline and a z pack. Taking 30mg is a bit over the recommended dose but if you didn't experience any side effect you may be fine. She just took one and then came to me and said she thinks she accidentally took two. what channel is bounce tv on xfinity. i accidentally took 2 zyrtec in 24 hours. Zyrtec - How long after I take my first pill should I get some relief from allergies? I take 5-6 zertec a day, 2 Hydroxychlorquine (because it's autoimmune like), 2 prescription antihistamines twice a day. However, a larger overdose, especially in children or older adults, may cause serious symptoms. It provides great direction on when you should seek emergency care and what symptoms to look out for. Am I going to be okay? Medical Content Reviewed By HelloPharmacist HOwever, if you notice anything unusual or have any negative side effects, you should contact your doctor or visit an ER to rule out any possible complications. Hi there. Like all drugs, it is possible to overdose on Zyrtec (cetirizine), Taking over the recommended amount can increase the risk and severity of side effects such as dizziness, drowsiness, blurred vision, and constipation, It would take dosages far exceeding the maximum recommended amount to experience serious side effects, such as cardiovascular complications. Nothing wrong with doubling up on most medications, except for the NSAIDS. What Happens If I Accidentally Took 2 Thyroid Pills. In a 1997 case study that appeared in the Journal of Allergy and Clinical Immunology, an 18-month-old boy who accidentally ingested more than 50 times the prescribed dose was given ipecac syrup and admitted to the hospital for observation. zyrtec pill. If you experience any side effects and you feel concerned, you should speak to . By rejecting non-essential cookies, Reddit may still use certain cookies to ensure the proper functionality of our platform. Doctors typically provide answers within 24 hours. For adults, the recommended dosage is 10mg (one Zyrtec tablet) every 24 hours. If you are really worried, call your Dr. My symptoms came back and decided to take another 10ml only to realise it's supposed to be once a day. i have allergies and took 3 10ml of zyrtec, in error. Doses greater than 20 mg have not been studied. Zyrtec is a second-generation antihistamine that is available over the counter (it was, at one time, prescription only). Available for Android and iOS devices. I would try zyrtec, it is stronger than allegra (fexofenadine). Taking two 10mg tablets should not cause you to have any serious problems. The Well-Trained Mind is the guide that millions of parents trust to help them create the best possible education for their child. While the usual dose of zyrtec is 10 mg once a day for allergies, there is scient Usually too much zyrtec (cetirizine) would not cause any harm. I will say I feel more drowsy and out of it but you probably wont have too many other weird side effects. It should be no problem to take zyrtec (cetir That dose of zyrtec is going to be very sedating. Well, I usually take my antihistamines with the first set of pills. Answered by Dr. Brian Staiger, PharmD I accidentally gave my 8 year old a 10mg pill of zyrtec (cetirizine) tonight at bedtime. What are the side effects of taking 2 Zyrtec? I got sent home from school for it because I was acting a little like I was on speed but the school nurse told me it would wear off and was normal. Doctors typically provide answers within 24 hours. Is it dangerous to take two zyrtec (cetirizine) in one day? He reportedly became slightly agitated, excitedly running around the ward in a lively manner for approximately 2 hours. It should be no problem to take zyrtec (cetir. Even Advil. But better overly cautious then being too careless one time. Recommended dosing is 10 mg daily, this can be adjusted up with the guidance of al allergist, make sure you discuss this when you make an appointment Just observe she might be drowsy or oversleepy, or the reverse, may become hyperactive, call the poison control center in your area for advice, no mor Dr. Sandra Lora Cremers and 2 doctors agree. The usual dosage for adults younger than 65 years and children who are 6 years and older is one 10-milligram (mg) dose per day. She'll be fine. Taking two 10mg tablets should not cause you to have any serious problems, If needed, dose can be increased to a maximum of 5 mL once daily or 2.5 mL every 12 hours. Dr. John Norvell answered 23 years experience No: There are people that are prescribed zyrtec (cetirizine) up to four times a day for various conditions. No serious symptoms were reported aside from restlessness and irritability, followed by drowsiness. You shouldnt take more than 10 mg in 24 hours. Is it safe to double up on Claritin? I wouldn't worry about it. I had to call poison control on myself. Diphenhydramine (Benadryl) is a popular first-generation antihistamine and can cause other common side effects, including: Dry mouth Dry eyes Constipation Blurry vision Dizziness The newer, second- or third-generation antihistamines do not cause as much drowsiness as diphenhydramine. Is it safe to take two zyrtec (cetirizine) a day, one in the morning and one at night? I've been trying to find something about kids taking two and having no luck. It mentions two cases of overdose, one where an adult took 150mg (15 tablets) and another where a child took 180mg (18 tablets). There is no tolerance for the antihistaminic effect of Zyrtec. Are there any side effects I should be aware of? If you take an extra dose, you might get some of the common side effects. We would like to report the result of a 12 fold overdose of cetirizine in a four-year-old-boy (weight 20 kg) who accidentally ingested 60 mg. Vomiting was induced 1 1/2 hour after ingestion in the out-patient clinic at the local hospital because of severe drowsiness. Never use this subreddit as your first and final source of information regarding your question. not getting much relief.is it safe to also take zyrtec d or sudafed d? To learn more, please visit our. Is it OK if I accidentally took 2 Zyrtec? Educational text answers on HealthTap are not intended for individual diagnosis, treatment or prescription. Cetirizine is generally very safe. Your previous content has been restored. Your doctor may recommend a 5-mg dose once or twice per day if your allergies are mild. However, tonight, later in the evening, I completely forgot I had taken my dose and took another one hour later. I went to the ER where they said I would be fine and Im just high lol. To prevent an accidental overdose, read package labels carefully. Show Less. Do NOT double-up on a dose. also, my allergies have started breaking through on it. Select one or more newsletters to continue. . Video chat with a U.S. board-certified doctor 24/7 in less than one minute for common issues such as: colds and coughs, stomach symptoms, bladder infections, rashes, and more. Taking two 10mg tablets should not cause you to have any serious problems What are the side effects of taking 2 Zyrtec? Dr. Al Hegab answered Allergy and Immunology 42 years experience No, but: it may cause drowsiness, so don't drive or operate machinery if this happens. One such study, published in 2013 in theJournal of Dermatological Treatment,concluded that a double dose of Zyrtec (cetirizine), which is 20mg (the dose you took), was effective in helping to reduce the symptoms of itching that was previously not responding to lower doses: This study only noted mildside effects to this dose. A female asked: I accidentally took an expired (18 months ago!) Dizziness, nausea, and dry mouth have also been reported in rare instances of cetirizine overdose. By using our website, you consent to our use of cookies. I have Urticaria Angioedema. There have been reports of patients taking 15-18 times the recommended dose of Zyrtec (recommended dose is 10 mg) and having some adverse effects (restlessness, irritability, somnolence). That is what you are most at risk for with taking an extra dose, but it should wear off as the dose wears off, within 24 hours. ACCOUNTING 101Quickbooks 2019 Recertification Exam 1. Sometimes you can have residual bronchospasm after an upper respiratory infection for weeks after you feel better. Glad you checked with poison control and that you're okay! Can The Effects Of Benadryl Last Into The Next Day? By using our website, you consent to our use of cookies. Like most drugs, the side effects of Zyrtec are dose-dependent, meaning that higher doses tend to increase the risk of side effects occurring. What happens if I take 2 claritin in 24 hours. Well, I usually take my antihistamines with the first set . For potential or actual medical emergencies, immediately call 911 or your local emergency service. Fortunately, Zyrtec, also known as cetirizine, belongs to a newer class of antihistamines that produce far less dramatic signs of overdose. I'm a male, 20, years old currently having runny nose, with a slight sore throat and took Zyrtec 10ml around 12 hours ago. Thank you for your question. I want to add the caveat here that everyone's medical situation is different. I can't believe I accidentally took two antihistamines. Overdose Cases Do not crush or chew this medication. Hi, I have some medication that is old that I need to get rid of. I would call the local Poison Control Center. Press question mark to learn the rest of the keyboard shortcuts. A commonplace for discussion, news, advice and questions with fellow sufferers. I have it on my medical HelloPharmacist Anubis July 16, 2017, 11:32pm #12. Reply here if you are an unverified user wishing to give advice. Connect with a U.S. board-certified doctor by text or video anytime, anywhere. Drugs.com provides accurate and independent information on more than 24,000 prescription drugs, over-the-counter medicines and natural products. Zyrtec pills are 10mg, and one a day is the Dr. Natalie Hodge and another doctor agree. You can go to their website, Poison.org, or call them at 1-800-222-1222. The only side effect that seems to be worse for me than with a single tablet is the dry mouth and mild dehydration. Vous tes ici. Accidentally took two doses of zyrtec and singulair. zyrtec pill. Talk to your doctor about dosage for people who: are 2 to 6 years old. There have been no deaths reported from Zyrtec overdose in humans and such studies have only been completed in mice and rats. I am a bot, and this action was performed automatically. Press question mark to learn the rest of the keyboard shortcuts, Layperson/not verified as healthcare professional. Common side effects include headaches, dry mouth, feeling sick, dizziness and diarrhoea. Can it hurt to take two doses of zyrtec (cetirizine)? What you really should do: Call your allergist and tell her that you're getting your hives back. What Are the Dangers of Mucinex for Children? It's OTC (and the store-brand generic is half the price), so that's the probable reason the pharmacy refused to fill the "prescription." 2 a day is way too much.