Over 60 FDA-approved drugs, treatments include:
Urticaria, papular urticaria, eczema, itchy skin
Relief from tension (or muscle contraction) headaches
Prevention of fetal congenital neurological malformations; prophylaxis for pregnant and lactating women
Allergic rhinitis/urticaria and pruritus caused by allergens
Various types of hyperthyroidism
Cough and upper respiratory symptoms associated with allergies or common cold