Zyrtec Side Effects

Side effects and experiences with Zyrtec by users like you. Post Yours Now.
  1. link Fifi72
    Zyrtec mood swings, trouble sleeping, 24hrs, hive, menopause
    I have been on Zyrtec for three years (Every day) haven't noticed mood swings in myself? My mother also takes them every other day and is not particularly moody. Although she has trouble sleeping which she attributes to the menopause But if i don't t - 56% more...
    Fifi72- over a year ago - 2 Replies - in Zyrtec
  2. link Suegator
    Try to get off all the antihistimines while you are breastfeeding. No one will tell you that it will harm the baby but the medication stays in your body for up to 3 years. Your daughter could develop an immunity to the medicine and won't be able to t - 78% more...
    Suegator- over a year ago
  3. link Ginalynn2
    Zyrtec extreme irritability, dr appointment, emotional outbursts, astellin, singulair
    My son was on a cocktail of Singulair, Zyrtec, Astellin and Nasonex. Like a miracle, his severe allergies cleared up almost immediately. Months later, behavioral changes started to surface. Extreme irritability, major meltdowns over nothing, problems - 78% more...
    Ginalynn2- over a year ago - 5 Replies - in Zyrtec
  4. link Suegator
    You're not crazy. I was on Zyrtec for 10 years and was treated for depression, had ugly emotional outbursts, constant fights with family and then started to have memory problems. I thought I was having early signs of Alzheimers (I was 40). I went to - 78% more...
    Suegator- over a year ago
  5. link Zyrtecsufferer
    Zyrtec constant burping, artificial additives, dust allergy, rare reaction, singulair
    My husband suffered for a full year with constant burping--not reflux, not heartburn, just air, like colic. He was so bloated that it was painful for him to sit. He went from doctor to doctor, and even to a GI who suspected Celiac's. He also had a fe - 87% more...
    Zyrtecsufferer- over a year ago - 3 Replies - in Zyrtec
  6. link Karmil41
    I've been on Zyrtec for several years for food/mouth reactions/allergies. STARTED SINGUILAR also 8 mo. ago. Stomach bloat. tested for celiac...but came out neg. Now I'm wondering abt both drugs.
    Karmil41- over a year ago
  7. link Ria130
    Zyrtec symptoms chills, irregular heart, withdrawal symptoms, cardiologist, heart attack
    I was prescribed Zyrtec a few years ago for allergies. I also have MPV and need to take Atenolol, I will need to take Atenolol for the rest of my life. My cardiologist recommended I stop taking Zyrtec because it can give you an irregular heart beat. - 79% more...
    Ria130- over a year ago - 10 Replies - in Zyrtec
  8. link Axsullivan
    I am miserable right now with the side effects of getting off Zyrtec that I took for four + years. Hot showers take the edge off, and I try to distract myself so I don't think about the itching. From what I have been reading, cold turkey is the way t - 58% more...
    Axsullivan- over a year ago
  9. link Zyrtecnomore
    Zyrtec loss of appetite, clariton, nose spray, o clock, meds
    my 11 year old son became lethargic and had a loss of appetite almost immediately but what concerned us most was the tic that he developed on day 3 and 4 of using Zyrtec we discontinued use as of 3 o,clock yesterday (day 4) he has been sleeping for 1 - 54% more...
    Zyrtecnomore- over a year ago - in Zyrtec
  10. link Ijr927
    Zyrtec moodswings, last nite, nasonex, allergies, medicine
    My 5 year old daughter was started on Zyrtec about 10 days ago (Dr.s orders) and WOW... not good. We can not see any changes in her allergies but her moodswings are way off. Last nite she told me "daddy that clear medicine I take now, makes me f - 43% more...
    Ijr927- over a year ago - 3 Replies - in Zyrtec
  11. link Salova
    Hi, My 2 and 4 year old started taking Singulair in addition to the Zyrtec they had been taking for months. They started hallucinating ("Mommy, Elmo/Telletubbies" pointing out the window), waking up with terrible nightmares, and having aggr - 42% more...
    Salova- over a year ago
  12. link Juju76jc
    My daughter (4 years old) has been taking Zyrtec for at least two years every night before bedtime. She was always on the "sad face" at daycare during the summer and prior to summer, so I just attributed it to other influental kids at her d - 82% more...
    Juju76jc- over a year ago
  13. link Jlynnec
    You might want to read some of the side effects of Singulair on this same website, it is a huge source of personality changes.
    Jlynnec- over a year ago
  14. link C1l2b56
    Zyrtec claritin, third day, otc, allergy, zyrtec
    I never thought an allergy med would have a reaction with my esophagus, but I guess everyone can discover something new! I used to be on RX Zyrtec many years ago and never really noticed any issues with it...I have taken Claritin OTC for some time no - 66% more...
    C1l2b56- over a year ago - 1 Reply - in Zyrtec
  15. link Njp1976
    I recently started taking Zyrtec and within a day or two, I was having bad esophagial pain. I quit taking it and a week later it seems to be better but not back to normal yet. It also caused mild heart palpitations as well as feeling edgy or "ou - 3% more...
    Njp1976- over a year ago
  16. link Scottandanna
    Zyrtec severe depression, menstrual problems, withdrawal symptoms, personal experience, health issues
    My personal experience with Zyrtec was so awful that I decided to document it in a blog in great detail to try and help other people: http://zyrtecsideeffects.blogspot.com/ I suffered severe depression, menstrual problems and other health issues whil - 45% more...
    Scottandanna- over a year ago - 1 Reply - in Zyrtec
  17. link Scottandanna
    You will need to type the web address in manually as the link does not work (the word zyrtec in the address has been automatically bolded which stuffs up the link). Note that there is no 'www' part to the address. Type it exactly as it is written.
    Scottandanna- over a year ago
  18. link Chancetogethurt
    Zyrtec inner ear problem, happy time, shortness of breath, claritin, asthma
    I have been taking Zyrtec for about 2 weeks now to help with an inner ear problem that I just recently realized was due to allergies. I ran out of Zyrtec yesterday and I think I am going to try Claritin for a day or two now. Zyrtec was giving me rand - 61% more...
    Chancetogethurt- over a year ago - in Zyrtec
  19. link Marta
    Zyrtec out of the sistem
    How long will take for Zyrtec and Singulair to be out of the system
    Marta- over a year ago - in Zyrtec
  20. link Mxgurl247
    Drug interaction
    What are the effects if taking zyrtec with my high blood pressure medication
    Mxgurl247- over a year ago - in Zyrtec
  21. link Dede2155
    Zyrtec crawling out of my skin, allergy test, allergies
    I have been on Zyrtec for at least 4 yrs and I have to stop to have some allergy test done again.I am 53 yrs old and asthmatic. I have to be off them for 7 days prior to the tests. I can't believe the withdrawal I am getting. I am itching all over an - 42% more...
    Dede2155- over a year ago - in Zyrtec
  22. link Iheartmtv
    Zyrtec horrible dreams, sinus infection, ear infection, searching the internet, heart rate
    This is my first time taking Zyrtec D. It was recommended by my local pharmacist. I have had a terrible sinus infection which has lead to a massive ear infection. The ear infection is getting worse . every time I blew my nose, I felt like my ears wer - 76% more...
    Iheartmtv- over a year ago - in Zyrtec
  23. link Zeezee
    Zyrtec severe depression, becuase, anxiety, allergies
    I have been on Zyrtec now for 4 years, since I have been taking Zyrtec I have had severe depression along with anxiety, and at times completely isolated myself from my family and others. This drug is very dangerous, and I have wasted a lot of time be - 33% more...
    Zeezee- over a year ago - in Zyrtec
  24. link Sarahsmom
    Zyrtec deadly cocktail, constant headaches, state of depression, bitter person, singulair
    My daughter was taking a deadly cocktail of Zyrtec, Advair, and Singulair. She was on these medications for three years. At the time we thought that it was fantastic that her severe asthma and allergies were finally under control. After about six mon - 79% more...
    Sarahsmom- over a year ago - 2 Replies - in Zyrtec
  25. link Aroswell3
    Zyrtec answer to prayer, social anxiety, sibblings, bad dreams, happy child
    My daughter who just turn 7 has been on and off Zyrtec for the past 6 months. This last time it finally clicked... She was on it for about 3-4 weeks and I notice her mood changed and she was now very angry at anything and started hitting her sibbling - 84% more...
    Aroswell3- over a year ago - 4 Replies - in Zyrtec
  26. link Sarahsmom
    My daughter was on Singulair for three years and she exhibited many of the same side effects. She committed suicide in 2003 before the link to behavior and mood disturbances to Singulair was discovered. Go to the Singulair site and read what has been - 70% more...
    Sarahsmom- over a year ago
  27. link Melandernie
    Several years ago my daughter took singulair - with similar problems. She was six and started talking about how no one in the family liked her, etc. It was so out of character. I took her off it after doing some research and she has been a happy care - 41% more...
    Melandernie- over a year ago
  28. link Momofstutteringchild
    Zyrtec vaginal irritation, sleeplessness, stutter, stuttering, gyn
    my then 2 year old daughter began to take Zyrtec in sept 06 for allergies. she began to STUTTER in November 06. she has gotten worse over time. she also has experienced vaginal irritation for about the same amount of time ( 1 1/2 years) i have had he - 56% more...
    Momofstutteringchild- over a year ago - 3 Replies - in Zyrtec
  29. link Sdtorres
    My 3 year old son has taken Zyrtec as needed for seasonal allegies. This summer his allegies seemed to be pretty bad so he was taking it for about 2 months straight. One day i noticed that he stuttered and then it kept getting worse and worse. He had - 68% more...
    Sdtorres- over a year ago