L-thyroxine (syn. Levothyroxine, T4) is a synthetically produced thyroid hormone. It replaces the thyroxine (T4) present in the human body, which is a precursor of the second thyroid hormone triiodothyronine (T3). The thyroid hormones are important for the development and function of the entire organism. They are mainly needed for the maturation of the brain. … L-Thyroxine
Dosage L-thyroxine fulfils the same functions as the body’s own thyroid hormones. Consequently, L-thyroxine is used when the thyroid gland no longer produces enough hormones on its own. The amount of hormones that is not produced enough must therefore be replaced by the corresponding amount of L-thyroxine. For this reason, the dosage of L-thyroxine must … Dosage | L-Thyroxine
Contraindications L-thyroxine must not be used if the thyroid gland is overactive. In addition, the drug should not be taken if the following diseases cannot be excluded: When treating post-menopausal women who have an increased risk of osteoporosis and suffer from hypothyroidism, the thyroid gland should be checked regularly to prevent elevated levels of L-thyroxine … Contraindications | L-Thyroxine
Is L-Thyroxine available over the counter? Since L-thyroxine has a major impact on the heart, metabolism and circulation, L-thyroxine is not available over the counter. The correct dosage is very important to avoid serious side effects. This can only be determined by a doctor by means of a blood sample and has to be controlled … Is L-Thyroxine available over the counter? | L-Thyroxine
Introduction With an underactive thyroid (med. hypothyroidism), too little thyroid hormone (thyroxine) is produced. This can be due to an insufficiency, i.e. a production weakness of the thyroid gland itself, or to a functional disorder of the pituitary gland. The therapy usually consists of a lifelong supply of the hormones through tablets. Another cause of … Treatment of hypothyroidism
Side effects of the treatment Normally, the treatment of hypothyroidism with thyroxine tablets has only mild or, in the best case, no side effects at all: Since the tablets replace the underproduced thyroid hormone (or its precursor), the deficiency symptoms should be compensated for. However, undesirable effects of the medication can be noticed especially in … Side effects of the treatment | Treatment of hypothyroidism