Thyroid drug
T4 and T3 bind to thyroid receptor protein in the cell nucleus and cause metabolic effects through the control of DNA transcription and protein synthesis
Hypothyroidism
Cat @ 0.05-1mg per cat
dig @ 0.02 mg/kg PO BID for 4-8weeks
If serum TSH level is already suppressed
Patient with underlying cardiovascular disease
Risk of precipitating overt thyrotoxicosis.
Tab eltroxin 50mg, 100mcg
Tab thyronorm 25mcg, 50mcg