Contents
Metformin HCl
Indications/Uses
NIDDM.
Dosage/Direction for Use
Initially, 1-2 (500-mg tab) daily. Dose may be increased at intervals of several days up to 2 wk. Max dose: 3 g/day.
Administration
Should be taken with food.
Contraindications
Impaired liver & kidney function, acetonuria, pre-coma, diabetic coma, CV function disorders, resp insufficiency, hypoxic conditions, diabetic retinopathy, catabolic conditions, severe chronic or acute infections, alcoholism.
Special Precautions
Monitoring of renal & liver function regularly. Interrupt during surgery. Pregnancy & lactation. IDDM.
Adverse Reactions
Nausea, vomiting, stomachache, flatulence, wt loss, diarrhoea, metallic taste. Occasionally, headache, dizziness & tiredness.
Drug Interactions
May cause hypoglycemia w/ insulin, oral antidiabetics, salicylates & pyrazolones, MAOIs, oxytetracycline, ACE inhibitors, fibrates, cyclophosphamide & derivatives, β-blockers, clonidine, reserpine & guanethidine. Risk of lactic acidosis increased w/ alcohol & cimetidine. May impair absorption of vit B12. Anticoagulants.
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