Monograph Details

Endocrine System > Diabetes
DUETACT 30mg/2mg
Manufacturer
Takeda Pharmaceuticals America, Inc.
Legal Classification
Rx
Pharmacological Class
Thiazolidinedione + sulfonylurea.
Generic Name
Pioglitazone (as HCl) 30mg, glimepiride 2mg; tabs.
Also
DUETACT 30mg/4mg
Indications
Adjunct to diet and exercise in type 2 diabetes in patients already on pioglitazone + a sulfonylurea, or in patients on either pioglitazone or a sulfonylurea who need additional glycemic control.
Children
Not recommended.
Adults
Individualize. Take with first main meal of the day. Previously on glimepiride, or glimepiride + pioglitazone: Initially one 30mg/2mg or one 30mg/4mg tab once daily. Previously on pioglitazone, or pioglitazone + other sulfonylurea: initially one 30mg/2mg tab once daily. Renal or hepatic dysfunction, elderly, debilitated, malnourished: use glimepiride monotherapy first (see literature). Max 1 tab once daily.
Contraindications
Diabetic ketoacidosis. NYHA Class III or IV heart failure.
Precautions
Not for treating type 1 diabetes. Hepatic disease. Do not start therapy in active liver disease or if ALT >2.5XULN. Monitor ALT at baseline, then periodically. If ALT 1–2.5XULN, followup and monitor closely; discontinue if ALT >3XULN persists or if jaundice occurs. Heart failure: if NYHA Class II: start at lowest approved dose; monitor and titrate carefully. Edema. May increase plasma volume (monitor for heart failure); discontinue if cardiac status deteriorates. Resumption of premenopausal ovulation in anovulatory patients may occur (may result in unintended pregnancy). Elderly. Debilitated. Malnourished. Adrenal or pituitary insufficiency. Stress. Pregnancy (Cat.C): consider using insulin instead. Nursing mothers: not recommended.
Interactions
Glimepiride potentiated by highly protein-bound drugs (eg, NSAIDs, aspirin, salicylates, chloramphenicol, sulfonamides, coumarins, probenecid, MAOIs, β-blockers (monitor for hypoglycemia). May be antagonized by diuretics, corticosteroids, phenothiazines, thyroid drugs, estrogens, phenytoin, nicotinic acid, sympathomimetics, isoniazid. May be affected by CYP2C9 substrates (eg, fluconazole, rifampicin); monitor.
Adverse Reactions
Increased risk of cardiovascular mortality. Hypoglycemia, upper respiratory tract infection, increased weight, edema, headache, GI upset; also women: risk of fracture.
How Supplied
Tabs—30, 90
Additional Resources
Related Prescribing Note