Singulair Side Effects

Side effects and experiences with Singulair by users like you. Post Yours Now.
  1. link Medsaffect
    Singulair sinus surgery, dry cough, bed time, polyps, reformation
    I have been experiencing a dry cough that comes and goes throughout the day and again at bed time when I lie down. Was prescribed Singulair after Sinus surgery as I was told it would help prevent reformation os Polyps after surgery.I am curious if an - 15% more...
    Medsaffect- over a year ago - 1 Reply - in Singulair
  2. link Cj1962
    I had the cough also. I also had temper tantrums, terrible mood swings, and my husband is talking about us seperateing. I am seriously thinking of trying to get other people on this websight that have had the same problem with this drug, to join me i - 20% more...
    Cj1962- over a year ago
  3. link Maxpower111
    Singulair temper tantrums, dotors, absolute nightmare, eldest daughter, eachother
    My five year old daughter has been taking this poison for over a year for her asthma as the doctor said it would help, but she has changed into an absolute nightmare.We as a family can not go out as her temper tantrums come out of nowhere she acts sp - 81% more...
    Maxpower111- over a year ago - 3 Replies - in Singulair
  4. link Aldenham7
    Singulair temper tantrums, seasonal asthma, negative speech, concentration level, fuzzy head
    I reported at the end of March that I had taken my 9 year old son off Singulair as a result to finding these sites and realizing for the last 3 years he has suffered as a result of the side effects. I am pleased to report now it has been 2 weeks sinc - 85% more...
    Aldenham7- over a year ago - 4 Replies - in Singulair
  5. link Aldenham7
    He has not had one of the horrible uncontrollable temper tantrums since we took him off Singulair. We also noticed immediately that he is not so tired all the time. He seems happier and has told us he feels happier. He has not complained since coming - 75% more...
    Aldenham7- over a year ago
  6. link Leo874m
    Singulair irregular heart rate, allergic rinitis, temper tantrums, dr appt, pins and needles
    Just an update.........after reading side effects on an another website I cried all night. My son was on singular from 1-3 years. He had severe night terrors, sleepwalking and the temper tantrums were uncontrollable. I just thought he was reacting to - 90% more...
    Leo874m- over a year ago - 4 Replies - in Singulair
  7. link Daesue
    Singulair irrational thoughts, mood swings, suicidal thoughts, weight gain, paxil
    I've been on Singulair for several years now... I never noticed the changes in my personality until recently. (I'm sure my family has). I have been having mood swings, suicidal thoughts, depression. Not sure about the weight gain, since I'm also on P - 67% more...
    Daesue- over a year ago - 2 Replies - in Singulair
  8. link Daesue
    I was put on Paxil right before the Singulair. I am 54, have chronic jaw pain, back pain, and was put on the Paxil for chronic pain, which works. I'm usually a very upbeat person. I'm going to reduce the Paxil and try yoga- ha ha.. I'm a mess... I al - 53% more...
    Daesue- over a year ago
  9. link Kiwiyard
    Singulair seasonal allergies, character behavior, trouble in school, light switch, hyperactivity
    My son is 8 and for the past 3 years has been on Singular for seasonal allergies. He has since been diagnose with asthma and he takes Singular daily. After being on it for 3 weeks he is now getting into trouble in school. The teachers say it was like - 39% more...
    Kiwiyard- over a year ago - 7 Replies - in Singulair
  10. link Lauran
    I am having the same exact issues with my child. My daughter is 6 and has been on Singulair for the last year and a half. After reading this, I am stopping her Singulair immediately. My child has horrible behavior issues such as temper tantrums, nigh - 65% more...
    Lauran- over a year ago
  11. link Julesbo
    Singulair reactive airway disease, bad coughs, constant runny nose, sniffle, albuterol
    Daughter just turned 2, started Singulair on her birthday, so it has only been 9 days. Already it has had such a positive effect on her reactive airway disease (a.k.a. asthma). In January, she had maybe a one-week break from constant runny nose, bad - 76% more...
    Julesbo- over a year ago - 1 Reply - in Singulair
  12. link Zsmom
    We put our son on Singulair when he was 3 1/2 because it was easier to give him a pill than try to get him to use an inhaler. I wish I had never made that decision. I didn't know about any of the potential psychiatric side effects of this drug, and m - 86% more...
    Zsmom- over a year ago
  13. link Lessa621
    Singulair dramatic change, monster, 5 years old, asthma attack, behavior problems
    My daughter is 5 years old and has been on singulair for 1 week. i have already noticed a dramatic change in her behavior. she has become irritable, mean, nasty, and emotional. she has had me in tears on a daily basis. she has turned into a monster. - 16% more...
    Lessa621- over a year ago - 48 Replies - in Singulair
  14. link Bb_mom03
    He was placed on Singulair end of Aug/ early Sep. We thought "WOW! This is really helping him". HOWEVER....his personality slowly began to change. He went from this loving, happy little boy that loved school to this very angry, aggressive b - 84% more...
    Bb_mom03- over a year ago
  15. link Tbmom
    Singulair awful dreams, coughing asthma, teaching things, night terrors, active life
    We have a 5 year old daughter who has been on singulair for about 2 - 3 years. She went on singulair due to coughing asthma. We were soo happy about how well the medication worked, it took about three months, but wow, she finally got over her coughin - 92% more...
    Tbmom- over a year ago - 3 Replies - in Singulair
  16. link Ttruher
    Taking 5 yr old off singulair - how long do behavioral side effects last?
    We're taking our 5 year old off of singulair to see if maybe some of the severe aggressiveness, inflexibility and difficulty with frustration are as bad off of it as they are on. While it clearly has helped his asthma, I just realized that these are - 66% more...
    Ttruher- over a year ago - 5 Replies - in Singulair
  17. link Zsmom
    My son displayed the same behaviors while taking Singulair! He also had anxiety, irritability, and began developing depression right before we stopped giving it to him (he was on for 5 years). We began to notice a difference in his general mood withi - 72% more...
    Zsmom- over a year ago
  18. link Jcrispy
    Singulair suicidal tendencies, zyrtec, temper tantrums, discipline problems, something happened today
    My son is now 31/2 years old and has been on Singulair since he was about 1 Yr. old. His pediatrician recommended this due to his allergies and runny nose. He has had fluid on his ears since age 1, at least that we had confirmed, and she thought that - 94% more...
    Jcrispy- over a year ago - 6 Replies - in Singulair
  19. link Melissa44
    Singulair severe mood swings, emotional havoc, asthma symptoms, asthma attack, emotional wreck
    My daughter had been on singulair from the time she was 8 yrs old until she was 14. This will sound as if I am a horrible mother but I just thought that she was a raging bitch. Without my knowledge, she stopped taking her Singulair for a few months a - 77% more...
    Melissa44- over a year ago - 5 Replies - in Singulair
  20. link Zsmom
    You are not a bad parent for assuming her behavior was part of her personality. I did the same thing with my son for years. I can imagine that many of we parents did. Or thought it was just a stage our kids would grow out of. I used to get so exasper - 89% more...
    Zsmom- over a year ago
  21. link Zsmom
    Singulair temper tantrums, violent temper, abnormal behavior, night terrors, developmental stages
    To anyone new to this site whose child is on Singulair and having problems consistent with the adverse reactions to Singulair documented on this site: take your child to the doctor as soon as possible and tell them you believe that your child is havi - 89% more...
    Zsmom- over a year ago - 4 Replies - in Singulair
  22. link Rhettro73
    Singulair pulmicort, happy home, outburst, asthma, medication
    Have been experiencing the same serious behavioral issues (screaming, launching every toy he has out of his room, knocking over his night stand, hitting, kicking and just being hateful) with my 4 year old who has been on Singulair for 2 years as I'm - 74% more...
    Rhettro73- over a year ago - 6 Replies - in Singulair
  23. link Susan53
    My grandson Trevor greatly improved by the third day. We were still apprehensive that it could really be the Singulair so we waited to post on this website until after the second full week. I'm a firm believer that this is no good, especially for chi - 74% more...
    Susan53- over a year ago
  24. link Superdooper1
    Singulair behavior changes, 7 months, outburst, asthma, 30 minutes
    My 7 year old son was put on singulair 7 months ago and the behavior changes that have since occurred are incredible. While he has always been temperamental it was never to this degree. The most minor situation can cause an outburst that will continu - 55% more...
    Superdooper1- over a year ago - 2 Replies - in Singulair
  25. link Katryna
    My son started having seizures (2 per day)a few months ago. Although no specialists or doctors made me aware of the possible side effects of Singulair, I discovered this site. I also mentioned that he seemed to have a slow growth rate - much slower t - 70% more...
    Katryna- over a year ago
  26. link Concernedcitizen
    Singulair marshfield clinic wi, cytochrome p450 genes, unexpected side effects, general internal medicine, genetic polymorphisms
    Here is an example of the fact that the medical community recognizes that there are gene based drugs. Because Singulair is modeled to be a receptor antagonist to the cysLT1 receptor and the cysLT1 receptor is a gene, I'd say that Singulair should be - 83% more...
    Concernedcitizen- over a year ago - 1 Reply - in Singulair
  27. link Twhat
    I love reading all your postings. You have been extremely helpful! What are your thoughts on an 11 yr old boy( about 86 pounds) taking Omega 3 and how much should he take if recommended? I have not read too much about it, but someone else mentioned i - 76% more...
    Twhat- over a year ago
  28. link Twink
    Singulair temper tantrums, asthma medicines, mood stabilizer, allergy asthma, mild asthma
    This is my story. My daughter 14, the most precious child ever born. She has a wonderful disposition always happy, loving, and determined to succeed in whatever she does. She just brightens everyone’s world. She suffers from severe seasonal allergies - 89% more...
    Twink- over a year ago - 5 Replies - in Singulair
  29. link Wahab22
    Singulair first time mom, temper tantrums, allergy symptoms, mood swings, upset stomach
    My 5 years old son has been on Singulair for 9 months. His allergy symptoms have completely gone away. He’s no longer has his night time cough, bloody nose, and frequent croup due to allergies. My life has been a living HELL from the moment I started - 87% more...
    Wahab22- over a year ago - 2 Replies - in Singulair
  30. link Natismuller
    Singulair temper tantrums, mood changes, daily routine, medication, sleep
    My almost 3 year old daughter has been on singulair for almost a year and we have noticed severe mood changes in her behavior. She is become aggressive with sever temper tantrums. This has also affected her nighttime sleep and daily routine. We just - 42% more...
    Natismuller- over a year ago - in Singulair
  31. link Ossie
    Singulair news letters, second opinion, asthma, astma, pickle
    My son age 3 was diagnosed with asthma about a year ago. Since then he has been sick constantly. Most recently his doctor has prescribed Singulair. He is aggressively pushing it on us. I stated my concerns to him, and he said there is nothing wrong w - 66% more...
    Ossie- over a year ago - 5 Replies - in Singulair
  32. link Twhat
    Any decent doctor would allow you to get a second opinion. Many good doctors recommend you getting a second opionion. Does your dr have too big of an ego or what?? Can you switch doctors? Our pediatrician and Allergist AGREED with me taking our son o - 83% more...
    Twhat- over a year ago
  33. link Massmomof3
    Singulair explosive behavior, research theories, brain research, food and mood, spoon
    In response to all the brain research theories, I just wanted to say that when my son (at age 6) was on Singulair there was a noticeable relationship between food and mood. Although his weight was not affected noticeably he would almost predictably h - 74% more...
    Massmomof3- over a year ago - 2 Replies - in Singulair
  34. link Twhat
    My son was on this drug for 9 years and he is 11 now. Yes, he would be in the worst mood and cranky and after I would give him a little snack, his whole mood would change. Oh, the things we have been through over the years are unbelievable--w/ the mo - 43% more...
    Twhat- over a year ago
  35. link Njcukett
    Singulair side effects of steroids, effects of steroids, paranoid type, flovent, albuterol
    After reading more posts and comments to others re: SINGULAIR and discussion of side effects of steroids - I am really scared as you could all imagine! Do I need to look for any side effects from the flovent and albuterol? What should Iook for? I am - 47% more...
    Njcukett- over a year ago - 1 Reply - in Singulair
  36. link Raaryount
    My son uses these inhalers and so far I haven't noticed any problems. However, my daughter had a nightmarish experience with Levalabuterol (also known as Xopenex which is a form of albuterol) and Pulmicort which was given in nebulizer treatments. The - 86% more...
    Raaryount- over a year ago
  37. link Boogersmomma
    Singulair pharmacist recommendations, temper tantrums, maternal instinct, trust your instincts, emotional ties
    Our 4 year-old son was prescribed Singular 4mg tabs approximately 1 year ago and I started to notice a dramatic change in our son's behavior almost immediately. He progressively became more aggressive, suffered from very strange/intense dreams, cried - 85% more...
    Boogersmomma- over a year ago - in Singulair
  38. link Bachaman
    Singulair medicine side effects, safety records, antihistamine, decongestants, adverse reactions
    Here is some perspective for you all. I take Singulair and do well on it and in ACTUAL studies it has one of the safest safety records. Understand that post marketing reporting does not mean there is a correlation between the event and the product. T - 92% more...
    Bachaman- over a year ago - 16 Replies - in Singulair
  39. link Twhat
    You obviously do not have a CHILD who was on this drug!! My son started on this drug at age 2 and is now 11. Over the years I would mention to the allergist and pediatrician about his temper tantrums, irritability, clinging to mom way beyond his year - 69% more...
    Twhat- over a year ago