Synthroid Side Effects

Side effects and experiences with Synthroid by users like you. Post Yours Now.
  1. link Irena.schulz
    Synthroid heart palpitations, heart beats, tightness of chest, leg pain, shakiness
    Heart beats hard, nervousness, leg pain, shakiness, tightness of chest, heart palpitations
    Irena.schulz- over a year ago - 1 Reply - in Synthroid
  2. link A55magic
    Are you still on synthroid? Have your symptoms improved?.....I am having all of these symptoms........Is there hope?
    A55magic- over a year ago
  3. link Bandleader906
    Synthroid and leg cramps
    I have been taking synthroid for 15 years. Four months ago my doctor increased my dose from 150 mcg to 175 mcg. Within a month of taking this increased dose I began having terrible leg cramps. Is this a common side effect?
    Bandleader906- over a year ago - 2 Replies - in Synthroid
  4. link A55magic
    Yes, I got leg cramps too but reduced my dosage to almost nothing so now I don't get them any more
    A55magic- over a year ago
  5. link Hollyamber710
    Synthroid mood swings, heart, losing my mind, synthroid, clumps
    I started this drug about a week ago and on the fourth day started having wicked mood swings, crazy heat flashes, sweating like mad and my heart beating so fast that I thought it was coming out of my chest. My Dr. cut the dosage in half (I was alread - 53% more...
    Hollyamber710- over a year ago - 2 Replies - in Synthroid
  6. link A55magic
    I have been having heat flashes, sweating, very fast heartbeats and tightness of chest and horrible headaches too. the doc said to take 1/4 of .025 pill daily and it improved but now he says I should go up to 1/2 a pill daily.....when I tried my horr - 40% more...
    A55magic- over a year ago
  7. link A55magic
    Why can't I take this drug???
    Diagnosed with hypo, doc gave me .050 synthroid but I got horrible headaches, shaky, shortness of breath, chest pain, couldn't sleep...........doc reduced me to .025 but same thing......started taking 1/4 of the .025 pill a day and felt ok, enough to - 53% more...
    A55magic- over a year ago - 8 Replies - in Synthroid
  8. link Lisaweinstock
    18 year persistent cough
    After 18 years of persistent cough and no meds of any kind helping and after numerous trip to many specialists...all of whom I would ask about the synthroid being related and asked all pharamacists and all said do....I insisted to switch to natural f - 71% more...
    Lisaweinstock- over a year ago - in Synthroid
  9. link Lisaweinstock
    Synthroid levothyroxine, caue, sinuses, ordeal, pharmacists
    I started on Synthroid 18 years ago after moving to Atlanta form Los Angeles. Never had any problems with allergies, even as a child. I was also diagnosed with underactive thyroid and put on synthroid. In a nutshell I developed a cough and told aller - 75% more...
    Lisaweinstock- over a year ago - in Synthroid
  10. link Pat1966
    Synthroid stomach ache, stomach problems, levoxyl, endocrinologist, internist
    I was put on Synthroid and noticed that while waiting the 30 minutes between taking it and eating my breakfast I developed a terrible stomach ache. At the same time my stomach and intestines were "gurgling" constantly. Finally one morning I - 65% more...
    Pat1966- over a year ago - 2 Replies - in Synthroid
  11. link Starr22
    Synthroid tsh level, headache and nausea, hypothyrodism, levothyroxine, headaches
    So my doctor thinks I'm crazy. I just started levothyroxine about 2 1/2 weeks ago, and I feel worse then I did before. My TSH level was 11 and I was diagnosed with hypothyrodism. I wake up almost every morning with a headache and nausea. I am nausea - 55% more...
    Starr22- over a year ago - 3 Replies - in Synthroid
  12. link Gigi80
    I stopped taking my synthroid today. It gave me horrible headaches, I developed a sore aching back, and "brain fog". My doctor said not to pay any attention to how I felt, we have to go by the blood test results - my TSH is .047. I told her - 43% more...
    Gigi80- over a year ago
  13. link Y2ktwoods2000
    Synthroid pimples, low thyroid, natural hormones, adolescence, thyroid
    3 weeks of taking synthroid pills, now im breaking out in pimples on the face and chest.IS THIS NORMAL?????
    Y2ktwoods2000- over a year ago - 1 Reply - in Synthroid
  14. link Nijinsky
    It may not be "normal" but as your body transitions from low thyroid to a more appropriate level, the natural hormones in your body will be changing and this can cause pimples. Think of the process of returning to proper clinical levels of - 51% more...
    Nijinsky- over a year ago
  15. link Shannon76
    What is your opinion?
    Am I over thinking this? I was just diagnosed with hypothroidism. However, my TSH is 3.35 T3 186 Free T4 and Total T4 is normal My Dr gave me Synthroid (50mcg) but I am not seeing that my levels are off enough to be taking it, or at least that much. - 27% more...
    Shannon76- over a year ago - in Synthroid
  16. link Thatssonikki
    Synthroid daily chores, hypothroidism, lifting weights, manufactorer, levothyroxine
    i was diagnosed with hypothroidism about 3 years ago and was put on levothyroxine and i never had a problem with it until my dosage was increased to about 75 then i found out that the med was made by a different manufactorer bc i started feeling very - 71% more...
    Thatssonikki- over a year ago - 1 Reply - in Synthroid
  17. link Rhondagdiffy
    Hi, yes I had severe exhaustion to the point that I could have laid in the floor of my office at work and wouldnt care if I was stepped on. I went back and forth to the doctor until he ran a vitamin deficiency test and saw I had low vitamin d levels. - 78% more...
    Rhondagdiffy- over a year ago
  18. link Paco4u
    Synthroid awake at night, benadryl, underarms, lashes, rash on
    Since taking Synthroid, I have developed an extreme sensitive to sunlight. This has increased in intensity over the years to the point that I can't even be outside for just a few minutes watering my garden without breaking out in a severe rash on the - 73% more...
    Paco4u- over a year ago - 3 Replies - in Synthroid
  19. link Etrahan
    I just started taking 0.5mg of synthroid beginning 9/20/10. On the day of 10/14/10 (less than a month after taking synthroid) I began breaking out on my wrist, then lower to the rest of my arm. Then it would go away. I would break out in another spot - 64% more...
    Etrahan- over a year ago
  20. link Unsurewhattodo
    Synthroid dizziness and vertigo, correct medication, muscle fatigue, ringing in my ears, sound sleep
    In addition to being a teacher and researcher, I was a ballet and Pilates teacher with my own performing arts school. At age 41, I had the body of a 16 year-old year gymnasts. I was diagnosed with hypothyroidism in 2001. I went through every derivati - 90% more...
    Unsurewhattodo- over a year ago - 5 Replies - in Synthroid
  21. link Tiser
    It is the Synthroid...since I went back on it from Armour Thyroid (having been told repeatly by my Endocrinologist that "Snythroid is BETTER!!!"), I have been dizzy to the point of passing out, suffered loss of balance, and since my Endoc l - 30% more...
    Tiser- over a year ago
  22. link Strongtam
    Naturethroid is what I'm on--like Armour, but from organic, hormone free pigs. Take a look at: 1 Good luck
    Strongtam- over a year ago
  23. link Fattygalore
    Synthroid anti depressents, horrible pain, thyroid, joints, hips
    Have been on Synthroid for about 15 years after loosing my thyroid, and had been feeling ok up until about 3 years ago. My current dr. had lowered my dosage from .125 to .100, then back to .125 and now down to .112. I have horrible pain in my back, h - 34% more...
    Fattygalore- over a year ago - 5 Replies - in Synthroid
  24. link Becca1
    Had a total thyroidectomy seven weeks ago and my doctor left me on .25mcg, the same as before my surgery. A week ago after feeling so poorly, tired, and flu-like symptoms, I decided to increase it to 50mcg on my own. Took it at 5:00am and by 4:00 in - 74% more...
    Becca1- over a year ago
  25. link Sdena
    Synthroid kelp, thyroid, medications, crap, vitamins
    I have posted about my thyroid meds exp. I stopped taking it and feel normal again! Lose the stress, take vitamins and kelp helps! I can't say it enough. My hair quit falling out it's growing back it AND I feel normal again! Do your research people, - 21% more...
    Sdena- over a year ago - in Synthroid
  26. link Yolinda
    Cut my synthroid
    I recently went to My endo for 6 month checkup. A few days later I received a letter with the results of lab. My T4 was 2.08 and he cut my dose of Synthroid from .125 to .100. Within 7 days I felt horrible. I have no energy, no motivation, cry at nig - 77% more...
    Yolinda- over a year ago - 1 Reply - in Synthroid
  27. link Sheniokac4
    Synthroid insomania, couldnt sleep, lazyness, nyt, alertness
    really terrible insomnia(though d alertness it gives u d first day feel aswom but when u cant get sleep at that nyt it n feel like s*** d next day..its worthless)..feeld so alert dat couldn't sleep until 2 am..happen many drowsiness r lazine - 31% more...
    Sheniokac4- over a year ago - in Synthroid
  28. link Sharone
    Synthroid achy legs, check ups, cholestrol levels, ups, hair loss
    I have been on synthroid for about 6 months now. Some of the side effects I have been experiencing are numerous.I have hair loss, sometimes I get so ill that no one can stand to be around me, my weight has gone up about 30 pounds, my cholesterol leve - 72% more...
    Sharone- over a year ago - 29 Replies - in Synthroid
  29. link Hoppiorgo
    plantation watt intern01 mkrupanski http://joystalkeubo.angelf - 76% more...
    Hoppiorgo- over a year ago
  30. link Delaney
    Synthroid stomach area, total thyroidectomy, hair thinning, bloated, brittle
    Had total thyroidectomy 9 months ago and started taking Synthroid immediately thereafter. For the last 4 months I have noticed significant hair thinning. I have always had very thick, healthly looking hair but now it's just dry and brittle all of the - 48% more...
    Delaney- over a year ago - 22 Replies - in Synthroid
  31. link Modernwoman
    I had my thyroid removed last year, at first I felt fine but then it all went downhill. I have frequent BAD headaches, loss of hair, I want to sleep ALL the time, feel like crap all the time. I take .175 levothyroxine a day. I am a Vegan I only eat s - 70% more...
    Modernwoman- over a year ago
  32. link Helpjenny
    Synthroid late period, dry skin
    Late period, dry skin,
    Helpjenny- over a year ago - in Synthroid
  33. link Donnie50
    Synthroid mood swings, cant sleep, crap, doctors, cancer
    I am a 50 year old me and i was put on synthroid about 40 days ago and every sense i feel like crap i am tired all the time cant eat right i have already lost 12lbs cant sleep i have mood swings.I was one who always trusted my doctors but this stuff - 33% more...
    Donnie50- over a year ago - 1 Reply - in Synthroid
  34. link Feernepleli
    I take synthroid 100mg, this pill was yellow, not i take 200mg these pills are pink, i have to cut these in half. with these pills i havv headace every day, could these headaces come from the new pills
    Feernepleli- over a year ago
  35. link Missd

    You should know that Synthroid has never been approved by the FDA. it is a very old drug and is grandfathered. I took it for 3 years and then developed a rash over my entire body. After 9 months and many specialists, they took me off synthroid and in - 22% more...
    Missd- over a year ago - in Synthroid