Dose: individualize dose PO qd; Start: 10-15 mcg/kg/dose PO qd, then adjust dose q2wk; Info: adjust dose based on TFTs; use lower start dose and incr
1 mg); 125 mcg (0
Drug forms and strengths
Levothyroxine is used in adults and children to treat hypothyroidism (underactive thyroid - a condition where the thyroid gland does not produce enough
Synthroid is available is several strengths
It comes as tablets or as a liquid that you swallow
SYNTHROID ® (levothyroxine sodium) tablets for oral use is an L-thyroxine (T4) indicated in adult and pediatric patients, including neonates, as a replacement therapy in primary
Levothyroxine (T4) sodium has an empirical formula of C 15 H 10 I 4 NNaO 4 • x
Synthroid is available as follows
Levothyroxine sodium tablets, USP are available containing 25 mcg, 50 mcg, 75 mcg, 88 mcg, 100
Levothyroxine is also used together with surgery and radioiodine treatment to treat a type of thyroid cancer called thyroid-dependent well-differentiated thyroid cancer
Levothyroxine (a synthetic form of the hormone thyroxine) is given to people who don’t produce enough thyroid hormone – as is the case in congenital hypothyroidism or Hashimoto’s thyroiditis
Oral: Administer levothyroxine on an empty stomach (acidity increases absorption) at least 30 to 60 minutes before breakfast or 3 to 4 hours after dinner
Used for the treatment of hypothyroidism (low thyroxine levels in the body)
coffee, tea), or other medication
APO-Levothyroxine tablets are available in seven strengths and contain levothyroxine sodium 25, 50, 75, 100, 125, 150 or 200 micrograms as the active ingredient
111 Queen Street East, Suite 450 Toronto, Ontario, M5C 1S2
Synthroid is made by AbbVie and was first marketed in 2002
The full replacement dose of LEVOXYL may be less than 1 mcg per kg per day in elderly patients
Therapy is usually instituted using low doses, with increments which depend on the cardiovascular status of the patient
This is a severe case of hypothyroidism and with the positive antibodies is likely due to Hashimoto's
It is not indicated for weight loss
Depending on the tablet shape (round vs oval) and generic manufacturer, there might be a slight variation
Levothyroxine sodium has an empirical formula of C 15 H 10 I 4 N NaO 4 ∙ H 2 O, molecular weight of 798