ZYRTEC Reviews (CETIRIZINE HYDROCHLORIDE)

Average Rating: 2.0 (1816 Ratings)

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 ANTIHISTAMINES

 Type: Over-the-counter Drug

  

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Key to Ratings: 1=LOW (I would not recommend taking this medicine.)
5=HIGH (this medicine cured me or helped me a great deal.)

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RATING  REASONSIDE EFFECTS FOR ZYRTECCOMMENTSSEXAGEDURATION/
DOSAGE
DATE ADDED
 
 1  Seasonal allergies Really thought I was losing my mind until I read these reviews. Have not been myself—just didn’t realize it until the anxiety settle in. Experienced severe brain fog (totally not with it) and anxiety, panic attacks over routine work tasks, heart palpitations, vision alterations, disinterested in basically everything, etc. Hopeful that I return to normal soon. Will not recommend this allergy med to anyone. F 44 3 months
1x day
6/23/2018
 1  Allergies Stuttering not being able to form sentences and extreme tantrums F 2.5 4 weeks
6/2/2018
Email
 1  Seasonal allergies Being in a fog. Dizziness, drowsiness, fatigue, insomnia, anxiety, panic attacks, nervous ticks, confusion, stuttering, mood swings,upset stomach, waking up very nervous, loss of appitite and libido. I noticed alot of these symptoms about 5 days after taking the medication and it just got progressively worse. Two days after i stopped taking it I had a massive panic attack with itching all over. The third day off the medication was a little better. Still nervous on the fourth day. I called my doctor and she said that she has seen my symptoms before with zyrtec and that basically I’m allergic to it. She told me to never take it again. It was a relief to hear from a doctor that i wasn’t crazy and that this is something that she has seen before. She told me that it should be out of my system completely in a few more days. I am a nervous person anyway, but this has been a nightmare! My wife and two girls take it and have no issues. I have never experienced anything like this. M 37 16 days
10 mg
6/1/2018
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 1  Pollen allergies Dry eyes, dry mouth, sensitivity to sunlight, fatigue, tinnitus, increasing anxiety, mood swings, rage, adrenal suppression, mental fog, forgetfulness, decrease in Libido, weight gain, upset stomach, constipation/diarrhea, stomach upset, loss of appetite, craving salty foods, frequent urination, heart palps, irregular menses, loss of joy and happiness. Cortisol tanked yet DHEAs was very high, not in line with real adrenal fatigue, yet adrenal suppression. Started Zyrtec for allergies when moved to a new area. Biggest mistake, it worked great the first few months, until I started noticing all these other crazy symptoms creeping in, I am such a happy person and to experience that type of anger and rage was just unsettling, Was sure I must be going into perimenopause as my period became unbearably irregular, even having two back to back. My mood was all over the place, anger on minute crying the next, although my eyes are so dried up tears would not come out. I was becoming a basket case. Was running all sorts of lab work trying to figure out what was going on and non if it made sense. I am a scientist, things must add up and make sense and nothing was. I realized the only thing I had changed the past 6 months was take Zyrtec, I do not take any other meds nor antihistamines etc. Only a very healthy diet, pharma grade supps and exercise, to which I was not able to do much of as of late due to the chronic fatigue setting in. I was losing site of all things important in life, losing my joy and happiness. It was quit scary. I thought I was losing myself. I finally put two and twp together, found this site and others who have had these similar experiences and finally all my labs made sense. So I quite the Zyrtec a week ago, horrid headache every since, the itching started setting in and I mega dosed on some Vit C, 5k mg 2-3 times a day. I have quercitine and DOA on the way to help me get past this awful withdraw. Crazy F 47 6 months
10 1X day
5/11/2018
 3  Sinus and congestion Major side effects. I was not able to function due to feeling spacey, light headed and just plain out of it. Could not sleep and would go in between of relaxation and then aggegtiom. With that being said it did clear out my sinuses. Medication works but due to side effects I would not take it again. Be cautious and don’t plan to leave the house F 57 1 days
1X day
3/26/2018
 3  Itchy skin Nightmares, bad quality sleep, drowsiness M 34 3 months
30mg 1X W
3/4/2018
 5  allergies dry mouth Every day for the past 9 or so years. Absolutely zero complaints. M 15 9 years
10 MG 1X day
1/17/2018
Email
 1  Seasonal Allergies Stuttering and tantrums We started noticing that our 2 year old had started stuttering and finding it difficult to talk when she previously had no issues. We have stopped using zyrtec now. What a scary medicine. F 2 3 weeks
2.5 mg 1X day
12/12/2017
Email
 1  Allergies I started taking Zyrtec for pressure in my head that I was having. I was afraid to take a whole pill so I took half of a pill for 14 days. I had a doctor visit so I didn't take the pill on the 15th day and by 11 a.m. I almost collapsed I thought my heart was going to stop I went into full-blown tachycardia and it caused very high blood pressure. I did not end up taking it that day and decided I did not want to take it again to see if that was the reason that I felt so awful. So on the 16th day so that would be day 2 of not having Zyrtec in my system I'm very anxious I feel like my stomach is on a roller coaster, horrific anxiety. I feel very dizzy I'm very confused, tremors and the list goes on...this drug is poison!!! Please do not take this drug it should be off the market. F 39 14 days
5mg
11/10/2017
 1  seasonal allergies tantrums, angry, aggressive, noncompliant, mean This made my 3 and a half year old son mean, angry, aggressive and frustrated. He didn't want to go to school. He was hitting me and his sister. He was not himself. I didn't recognize him. Thank God I found these posts and stopped this drug after week. I would like this to be listed as an official side effect with FDA. If anyone knows how to go about petitioning that side effects be added please contact me. This drug took a big toll on my relationship with my son and I am upset I was not warned of its effects. M 3.5 1 weeks
2.5 1X day
11/9/2017
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 1  seasonal allergies tantrums, angry, aggressive, noncompliant, mean This made my 3 and a half year old son mean, angry, aggressive and frustrated. He didn't want to go to school. He was hitting me and his sister. He was not himself. I didn't recognize him. Thank God I found these posts and stopped this drug after week. I would like this to be listed as an official side effect with FDA. If anyone knows how to go about petitioning that side effects be added please contact me. This drug took a big toll on my relationship with my son and I am upset I was not warned of its effects. M 3.5 1 weeks
2.5 1X day
11/9/2017
Email
 1  seasonal allergies Bad stiff neck. Continual dull forehead headache. Fatigue and just not feeling myself. I started taking zyrtec at night for my allergies thinking it would help with nighttime congestion and sleep. Woke up very tired first. After a couple of days started getting a dull headache, I seldom get headaches unless extremely congested. Then started having a stiff neck which worsen over a couple of days. In good health ans active other than allergies. I was planning to go to doctor and spouse suggested only thing I was doing different was taking zyrtec, so I stopped. After 3 days off starting to feel better. Stiff neck gone and headache less severe. Waiting to see if in a few days if all symptoms go away. My symptoms started only after taking this medicine. After reading others remarks I did have one day with some hives on my legs but dismissed it because I was playing golf and thought it was alot of bug bites. Never had adverse reactions to Claritin or flonase like this. Going back to them. These reactions should be also noted on product. And doctors should be wary of suggesting this medicine. F 58 20 days
10 mg
10/31/2017
 1  seasonal allergies Bad stiff neck. Continual dull forehead headache. Fatigue and just not feeling myself. I started taking zyrtec at night for my allergies thinking it would help with nighttime congestion and sleep. Woke up very tired first. After a couple of days started getting a dull headache, I seldom get headaches unless extremely congested. Then started having a stiff neck which worsen over a couple of days. In good health ans active other than allergies. I was planning to go to doctor and spouse suggested only thing I was doing different was taking zyrtec, so I stopped. After 3 days off starting to feel better. Stiff neck gone and headache less severe. Waiting to see if in a few days if all symptoms go away. My symptoms started only after taking this medicine. After reading others remarks I did have one day with some hives on my legs but dismissed it because I was playing golf and thought it was alot of bug bites. Never had adverse reactions to Claritin or flonase like this. Going back to them. These reactions should be also noted on product. And doctors should be wary of suggesting this medicine. F 58 20 days
10 mg
10/31/2017
 1  Seasonal allergies Anxiety, night terrors, personality change, emotionality, tics We gave our 10 year old daughter Zyrtec for approx 5 months ...it really affected her badly. We thought it was “tween hormones” at first but she became extremely moody, anxious, fearful, had spasms and just wasn’t herself..to the point where we consulted her pediatrician and took her to a therapist. We finally put two and two together and discovered that the only thing that changed in her life was the addition of Zyrtec. I started researching side effects and my mind was blown! Immediately took her off it and our happy, spunky little girl is steadily returning. It’s been a week and she’s a whole different child. We feel horrible that it took us so long to figure this out, our poor daughter was suffering for too long due to this supposedly “safe” OTC medication! F 10 5 months
10mg
10/24/2017
 3   F 43
1X day
10/18/2017
 1  Allergies asthma I had occasionally given my son Zyrtec or generic cetrizine 5mg during allergy season, but when the doctors prescribed a 10mg dose daily is when I finally put 2 and 2 together and the side effects really got bad. Each day of that week he got progressively worse with crazy out of control tantrums. He’s always been on the emotional side so I’ve seen a fit but these were awful, kicking, thrashing, head banging, hitting, like blind with rage, totally not reachable. He literally could not control it even when I could get him to hear me. It was so so scary. I can only imagine how scary it must’ve been for him. M 5 5 days
5-10mg
10/15/2017
 4  Allergies/Asthma Dry mouth in the morning. Zaps your energy levels a little bit. Really helps with my asthma, especially in the morning. Works much better than claritin and allegra. Make sure to take it at night before bed otherwise you'll be dragging your feet all day. M 56 3 months
10mg 1X day
10/4/2017
 3  
1X day
9/27/2017
 1  Runny nose It gives me a trippy feeling. Tremors are present in both arms and legs (especially the legs, and it also made them very weak that i can barely even walk). Makes you sleep in the morning but prevents you doing that at night. Also loss in apetite M 19 2 days
10 2X day
9/23/2017
Email
 1  Allergies night mares, stomach cramps, nose bleeds We will find out in the next couple of days, but I think the Zyrtec has caused ulcers in my son...I won't recommend this. M 8 1 days
5 mg
8/21/2017
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