Levothyroxine - Drug InformationGeneric Name : Levothyroxine | Pronunciation : lee voe thye rox' een
Latest prescription information about Levothyroxine. Learn how to pronounce the drug's name, its indications, dosage, how to take, when to take, when not to take, side effects, special precautions, its storage instructions and warnings if any when taken during pregnancy. Also listed are the International and Indian trade name(s) of the drug and its price list.
International :Levothroid, Levoxyl, Synthroid, Unithroid
Why it is prescribed :This medication is a thyroid hormone, prescribed for hypothyroidism. It works by replacing thyroid hormone when the body does not make enough on its own.
Pregnancy Category :
Category A :Well-designed and sufficient studies in pregnant women have failed to demonstrate a risk to the fetus during the first trimester of pregnancy. These drugs are considered to be safe during pregnancy.
Dosage & When it is to be taken (Indications):Adult- Initial- The recommended dose is 12.5-125 mcg/day, orally.
How it should be taken :It comes as a tablet to take by mouth, on an empty stomach.
Warnings and Precautions :Caution should be exercised in patients with history of trouble in swallowing, heart problems, high blood pressure, bleeding disorder, anemia, sugar, jaundice, underactive adrenal or pituitary gland, osteoporosis, infertility, adrenal gland problems, thyroid problems, any allergy, who are taking other medications, elderly, children, during pregnancy and breastfeeding.
Monitor blood sugar level regularly while taking this medication.
Dietary fiber may decrease the absorption of this medication; consult with your doctor for proper diet.
Side Effects :
General - Fatigue, increased appetite, weight loss, heat intolerance, fever and excessive sweating.
Central nervous system - Headache, hyperactivity, nervousness, anxiety, irritability, emotional lability and sleeplessness.
Musculoskeletal - Tremor and muscle weakness.
Heart - Palpitations, fast heart rate, abnormal heart rhythm, increased pulse and blood pressure, heart failure, chest pain and heart attack.
Respiratory - Difficulty in breathing.
Gastrointestinal - Diarrhea, vomiting, abdominal cramps and elevation in liver function tests.
Skin - Hair loss and flushing.
Endocrine - Decreased bone mineral density.
Reproductive - Menstrual irregularities and impaired fertility.
Other Precautions :Avoid excess dosage.
Storage Conditions :Store it at room temperature (15-30°C), and in an airtight container. Keep away from children.
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