Zyrtec Side Effects

Side effects and experiences with Zyrtec by users like you. Post Yours Now.
  1. link Sabine
    Zyrtec cold turkey, itchiness, short of breath, singulair, excercise
    I was taking Zyrtec for the past 8 years and I am also on Antidepressants ( Effexor) and on Singulair. I had to stop taking the zyrtec 72 hrs prior to being re-tested for my allergies. I had done this once before and knew that the withdrawals were pr - 66% more...
    Sabine- over a year ago - 1 Reply - in Zyrtec
  2. link Ammulzet

    I absolutely agree with you! I am and have been having the same problems and I have stopped taking Zyrtec D as of Monday and my extreme need for food has gone as well as an increase in my energy. I just looked at this site today because I needed to v - 59% more...
    Ammulzet- over a year ago - in Zyrtec
  3. link Reluctantmeduser
    Zyrtec mild case, searching the internet, red eyes, nasacort, third day
    I'm a male in my mid 50's. I started Zyrtec and Nasacort on the recommendation of my MD to deal with itchy, red eyes and other general allergy. Most other meds hadn't worked. These did and stopped the symptoms cold. However, I started noticing that I - 64% more...
    Reluctantmeduser- over a year ago - in Zyrtec
  4. link Ronw42
    Zyrtec - Memory loss?
    Does Zyrtec have memory loss, word retrieval, or concentration loss side effects?
    Ronw42- over a year ago - in Zyrtec
  5. link Kristih
    Zyrtec oatmeal baths, terrible nightmares, arms and legs, night terrors, singulair
    Just started my six year old son on Zyrtec again. The dr. said he could take the adult pill now 10mg. The last few nights he has wakened with terrible nightmares/night terrors. And after reading these posts i remember taking him off for the winter (h - 78% more...
    Kristih- over a year ago - in Zyrtec
  6. link Lennyb
    Zyrtec allergies asthma, cold turkey, torso, shoulders, asthma
    Been on Zyrtec for 4+ years for allergies/asthma. Quit cold turkey ~3 weeks ago. Insane itching all over body. Feels like I want to crawl out of my skin. Scalp, torso, legs, shoulders and face itch all the time. If itch, then itching becomes more int - 7% more...
    Lennyb- over a year ago - in Zyrtec
  7. link Jwampner
    Zyrtec singulair, anxiety, news stories, depression, obsessive compulsive behavior
    My 13 year old son was taking Singulair for several years and had developed, over time, depression and anxiety. I didn't put the two together until the news stories came out a couple of years ago. Since then he has been taking Zyrtec. Over time the d - 58% more...
    Jwampner- over a year ago - 1 Reply - in Zyrtec
  8. link Happymom
    Hi, my son was on Singulair for severl years, too. We stopped it last March (because of the new reports), and it took almost 14 months for most of the anxiety, depression, phobias and obsessive compulsive behavior to almost disappear. Those signs com - 19% more...
    Happymom- over a year ago
  9. 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
  10. link Drlucid
    I took Zyrtec for just three days and noticed all the symptoms mentioned above. My GP says it could not be Zyrtec. Thanks that I found this post. Zyrtec could be the culprit. I stopped taking Zyrtec and let me see if my condition is going to improve.
    Drlucid- over a year ago
  11. link Tygrlilly71
    Zyrtec seasonal allergies, loratidine, pieces of a dream, claritin, bits and pieces
    I started taking zyrtec a few days ago for seasonal allergies. I had tried the claritin (loratidine) before and it didn't seem to really help me much. I was avoiding the zyrtec because I knew it could potentially make me drowsy and I didn't want to b - 72% more...
    Tygrlilly71- over a year ago - 2 Replies - in Zyrtec
  12. link Mrdmjmck
    i feel that when I take Zyrtec, I sleep like the dead. Maybe, you are also falling into a very deep sleep, and thus the vivid dreams. I started taking Zyrtec because my nighttime allergies were so bad, I would wake up sneezing, itching(skin & nos - 42% more...
    Mrdmjmck- over a year ago
  13. link 2yr_mom
    Zyrtec medication, 30 minutes
    My 2 year old daughter was prescribed zyrtec 24 hour infants formula and after giving it to her once it caused her to pass out and be unconscious for 30 minutes and was non-responsive. She was rushed to the hospital and is ok. She was only given the - 45% more...
    2yr_mom- over a year ago - in Zyrtec
  14. link Jwampner
    Zyrtec build up in system
    Does anyone know how long it could take for the Zyrtec to get completely out of your system. I need to know if this is causing my son's depression and anxiety. Thanks
    Jwampner- over a year ago - in Zyrtec
  15. link Indixie
    Zyrtec benadryl, albuterol, funny things, rythm, advair
    I been taking zyrtec in tha last 2 months since I ran out my benadryl and singular prescriptions. Doc so far away i grab counter stuff till i can get to the doctor.. I to been having funny things going on with rhythm of heart.>LIke a lurching feel - 57% more...
    Indixie- over a year ago - in Zyrtec
  16. link Beacon800
    Zyrtec angioedema, benadryl, hives, 5 months, straight days
    I just took it today for the first time. I am taking it to stop my hives and it is working very well. I have had hives everyday for 1.5 months. Benadryl was working only so-so. The Zyrtec makes me feel very calm and a little drowsy, but also very mel - 57% more...
    Beacon800- over a year ago - 2 Replies - in Zyrtec
  17. link Pizzasiew
    I have used Clariton for years, and it has stopped working for me. I decided to try Zyrtec this year, and boy did it work. I took two for two straight days and I stopped. I stopped because it cured me for a month and I got scared because it seemed ve - 38% more...
    Pizzasiew- over a year ago
  18. 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
  19. link Polanda
    Honest to Gosh when I took Zertec for my hideous allergies, I got very, very cranky. To a point I was awful. I stopped taking it thinking it was a coincedence and I took it again a week later and it did the same exact thing! I now take Allegra with n - 17% more...
    Polanda- over a year ago
  20. link Igorek2
    Zyrtec pollen season, nasanex, allergies
    I have been taking a combination of Pataday, Zyrtec, Nasonex and Advil for the last 4 years for my seasonal allergies. After last years pollen season I found out that I could not get off Zyrtec due to itching. So I have been taking it ever since once - 47% more...
    Igorek2- over a year ago - in Zyrtec
  21. 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
  22. link Sarahsmom
    I am thankful that you have found this information out before it was too late. Good luck and I hope that he heals soon.
    Sarahsmom- over a year ago
  23. link Jact92
    My son has been on Singulair and Zyrtec for years as allergy shots became inconvenient. i have been told by a school counselor he was a very depressed kid. After reading all the side effects of Singulair and Zyrtec he is going back to allergy shots. - 15% more...
    Jact92- over a year ago
  24. link Sivies
    Zyrtec traditional chinese herbs, withdrawal symptom, annoying thing, hive, pills
    I just found out about the hives issue when going off Zyrtec. The incredibly annoying thing about this is that the reason I went on the Zyrtec is because of hives so now that I'm trying to see if my hives are gone by going off the drug I can't tell b - 67% more...
    Sivies- over a year ago - 2 Replies - in Zyrtec
  25. link Sivies
    My whole body swells up with the hives too! Yesterday I went for a walk and felt like The Incredible Hulk. My shoes felt too small and my fingers felt and looked like sausages! Yesterday was day three (again) without the Zyrtec and a friend came over - 70% more...
    Sivies- over a year ago
  26. link Scottandanna
    sivies, I went on Zyrtec for hives too and in the end it was making them worse. The withdrawal effects give the appearance that the Zyrtec is working (ie. you stop Zyrtec, your hives get worse hence you assume that Zyrtec is doing wonders and keeping - 88% more...
    Scottandanna- over a year ago
  27. link Tgbatson
    Zyrtec seasonal allergies, medicine, heart, zyrtec, withdrawals
    I have been taking Zyrtec for about a month to treat my seasonal allergies. I have noticed about once a day a shortness of breathe and my heart is beating very weird. I thought this was all in my head but now I am not so sure. Has anyone else experie - 19% more...
    Tgbatson- over a year ago - 1 Reply - in Zyrtec
  28. link Scottandanna
    Yes, this is a common side effect (although not one I personally experienced). From what I have read elsewhere it does stop once you stop taking Zyrtec but you may experience withdrawals when you do try to stop taking it. The website Askapatient has - 75% more...
    Scottandanna- over a year ago
  29. link Eatman12
    Zyrtec stomach pains, zyrtec, withdrawals, askapatient, good luck
    Has anyone experienced Zyrtec withdrawal? I've been taking Zyrtec for at least 4 years and whenever I try to quit I develop hives, stomach pains, and it becomes difficult to breathe. I want to try and quit for good, but it will be difficult.
    Eatman12- over a year ago - 1 Reply - in Zyrtec
  30. link Scottandanna
    To those trying to get off Zyrtec - hang in there. The withdrawals are horrific but it is totally worth getting off it!! It was exactly a year ago today that I stopped taking Zyrtec - the initial 6wks of withdrawals were some of the worst weeks of my - 78% more...
    Scottandanna- over a year ago
  31. 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
  32. link Scottandanna
    To those trying to get off Zyrtec - hang in there. The withdrawals are horrific but it is totally worth getting off it!! It was exactly a year ago today that I stopped taking Zyrtec - the initial 6wks of withdrawals were some of the worst weeks of my - 78% more...
    Scottandanna- over a year ago