Levothyroxine is a hormone that replaces thyroid hormone in hypothyroidism and certain types of thyroid cancer
The thyroid gland makes thyroid hormones which help to control energy levels and growth
Learn how to adjust the dosage of Synthroid, a thyroid drug for hypothyroidism or pituitary TSH suppression, based on age, body weight, cardiovascular
Outline the contraindications to initiating therapy with
To find the right dosage of levothyroxine for you, your health care provider checks your level of TSH about 6 to 8 weeks after you start taking the medicine
Find dosing recommendations
Synthroid is a medication that replaces the thyroid hormone thyroxine, which is produced by the thyroid gland
Examples of NTI drugs include the anticoagulant warfarin and the synthetic thyroid hormone
5 ish) but that’s all it takes
Synthroid oral tablets are available in the following strengths: 25 micrograms (mcg), 50 mcg, 75 mcg, 88 mcg, 100 mcg, 112 mcg, 125 mcg, 137 mcg, 150 mcg, 175 mcg, 200 mcg, and 300 mcg
It may take several weeks before your body starts to respond to Synthroid
In patients with severe longstanding hypothyroidism, start with a dose of 12
6 mcg/kg/day; range of required doses is wide and varies from 50 to ≥200 mcg/day (Ross 2019e)
dose q4-6wk if risk for cardiac failure; give PO form on empty stomach, 30-60min before morning meal; IM/IV dose is 50-75% of PO dose
Monitor TSH every 4 weeks until a stable dose is reached and serum If your dose of levothyroxine is only mildly elevated then you may only experience slightly loose stools
American Thyroid Association guidelines recommend a weight-based dose of levothyroxine (1
Levothyroxine may cause serious or life-threatening problems when given in large doses, especially when taken with amphetamines such as amphetamine (Adzenys, Dyanavel XR, Evekeo), dextroamphetamine (Dexedrine), and
Most brands of levothyroxine need to be taken on an empty stomach, at least
What is the recommended dose of LT4 for replacement therapy in a patient with hypothyroidism? In healthy, young patients, the recommended full replacement dose of levothyroxine is (1
People with very serious conditions caused by too little thyroid hormone may need higher doses
Once your doctor has found your specific SYNTHROID dose, it is important to have periodic lab tests and clinical evaluations to assess your treatment response
sudden slurring of speech
Lifelong treatment with LT4, guided by levels of thyrotropin, is the mainstay of management of hypothyroidism
insomnia (trouble sleeping) irritability or After dose modification, it is recommended to check the TSH level every 6-8 weeks (11, 12)