Common and Rare Side Effects for Synthroid oral - WebMD Thyroid hormone should not be used to treat obesity in patients with normal thyroid function. Rare side effects of Synthroid Abnormal Heart Rhythm Severe;. Head Pain Less Severe;. Stomach Cramps Less Severe;
Synthroid Uses, Dosage & Side Effects - Levothyroxine is ineffective for weht reduction in normal thyroid patients and may cause serious or life-threatening toxicity, especially when taken with amphetamines. Synthroid side effects. Get emergency medical help if you have any sns of an allergic reaction to Synthroid hives; difficult breathing; swelling of your face, lips.
Hypothyroidism What You Should Know About Your Treatment As well as its needed effects, levothyroxine (the active ingredient contained in Synthroid) may cause unwanted side effects that require medical attention. The broad range of hypothyroidism symptoms are similar to those of many other. Often, people who experience these side effects simply stop taking their. Common symptoms include abdominal discomfort or pain, nausea.
Synthroid Side Effects Center - RxList It is used to treat thyroid hormone deficiency including the severe form known as myxedema coma. Synthroid Side Effects Center. Medical Editor. or chest pain. Synthroid is prescribed in tablets that range from 25 to 300 mcg in strength and is.