Doctor insights on:
Effect Synthroid Thyroxine
Rash: In general, it's a very safe drug. Possible side effect is a rash, caused by the dye used to make the pill color. When this happens, it's recommend to use the white pill to see if the rash goes away. The white pill contain no dyes. If the rash goes away, then it's likely the dye. Other side effects: if use too much: fast heartbeats, shaking, nervousness, diarrhea, headache, insomnia, hair loss. ...Read more
Hi I am taking Synthroid (thyroxine) 50mcg since mar 5. Can headaches be a side effect of Synthroid (thyroxine) and will it go away as I get used to the medication?
Hyperthyroidism: If you are hyperthyroid, it will cause symptoms; common ones are heat intolerance, palpitations, nervousness, tremor, diarrhea, irritability. It causes bone loss (osteoporosis) over time. It places a stress on your heart, which may be tolerated when young, but not with aging. It can be treated, but you may need to see an endocrinologist. ...Read more
Yes: Generic synthroid is called levothyroxine. Taking generic version is reasonable and will likely achivevsimilar results, however I would recommend that you inform your endocrinologist about such switch as you may need to have your thyroid levels checked soon (a few weeks) after making the switch to ensure your dosing is appropriate. I would also recommend that you adhere to one kind of preparation. ...Read more
See below.: Thyroxine overdose can cause tremors, anxiety, increased heart rate, increased body temperature, agitation, confusion, diarrhea, and seizures. If you are ever worried that an overdose has occurred, call 911. If you’re less certain and feel the situation is less of an emergency, call 800.222.1222 for guidance. ...Read more
Hypothyroidism: When thyroid hormone is low people symptoms are highly variable from person to person. Some people do not have symptoms from mildly low thyroid hormone. Symptoms depend on degree of deficit and amount of time the hormone has been low. Here are some symptoms that are possible; fatigue, constipation, weight gain, cold intolerance and dry skin. ...Read more
PM: Taking at night may be better.Get a more detailed answer ›
Yes: Sure, if it is too much. Have your doctor measure serum T4 and tsh, and adjust the dose. ...Read more
You cannot function without thyroid hormones.
They will have to given to you by pills if you don't make enough thyroid hormones yourself. ...Read more
Synthoid is a synthetic thyroid hormone. Thyroid increases your metabolism and too much will cause you to get febrile, jittery, tachycardic and hypertensive.
Serious problems with thryoid overdose are usually cardiac are related to arrythmias or heart attacks. For example frontline treatment for thyroid excess is giving a beta blocker that blocks the cardiac effects. ...Read more
NO: Synthyroid is a prescription medication used to treat thyroid conditions such as hypothyroidism (low thyroid state). It should not be used for weight loss or to "boost metabolism". There may be places to get this without a prescription but in my opinion, this would be against the pharmaceutical and medical laws of most states. If you need this medication get it from a reputable provider. ...Read more
Weeks: Half-life elimination is 6–7 days for euthyroid patients; 9–10 days for hypothyroid patients; 3–4 days for hyperthyroid patients. That means that 1/2 of the drug hormone/medication still remains in the person 6-7 days after stopping the medication. The medication Levothyroxine is chemically the same as the naturally produced hormone thyroxine by the thyroid gland. ...Read more
Hypothyroid: Hi. If you're hypothyroid and don't take your l-thyroxine, you'll be untreated hypothyroid...but somehow, I betcha knew that! ...Read more