Drug interactions
Doxepin + Glimepiride-pioglitazone
Severity: Minor
Doxepin and Glimepiride-pioglitazone: minor interaction.
Last updated
For healthcare professionals — reference only. This page is a brief summary, not medical advice and not a substitute for official labeling or clinical judgement. Always verify before prescribing or dispensing.
Summary
Tricyclic antidepressants such as doxepin have been reported to alter glucose regulation and may modestly enhance hypoglycemia with antidiabetic drugs. They can also mask adrenergic hypoglycemia warning signs through anticholinergic effects. Clinical significance is usually small.
What this interaction means in plain words
Doxepin and Glimepiride-pioglitazone have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised.
Doxepin belongs to Dermatology; Glimepiride-pioglitazone belongs to Endocrine.
Why it happens
Tricyclics may affect insulin sensitivity and glucose handling, giving an additive glucose-lowering effect; the mechanism is not well established.
What to do
Monitor blood glucose when doxepin is started or stopped and counsel the patient on hypoglycemia symptoms. Reduce the sulfonylurea dose if hypoglycemia occurs.
What to ask your pharmacist
- Is there anything I should notice while taking both?
- Do I need to tell my doctor at the next visit?
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Other interactions of Glimepiride-pioglitazone
Other interactions of Doxepin
- Doxepin + Isocarboxazid Contraindicated
- Doxepin + Phenelzine Contraindicated
- Doxepin + Procarbazine Contraindicated
- Doxepin + Safinamide Contraindicated
- Doxepin + Selegiline Contraindicated
- Doxepin + Tranylcypromine Contraindicated
Frequently asked questions
Can I take Doxepin with Glimepiride-pioglitazone?
MediHelp rates the interaction as minor. Doxepin and Glimepiride-pioglitazone have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised. Tricyclic antidepressants such as doxepin have been reported to alter glucose regulation and may modestly enhance hypoglycemia with antidiabetic drugs. They can also mask adrenergic hypoglycemia warning signs through anticholinergic effects. Clinical significance is usually small.
How serious is the interaction between Doxepin and Glimepiride-pioglitazone?
MediHelp rates it minor, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Monitor blood glucose when doxepin is started or stopped and counsel the patient on hypoglycemia symptoms. Reduce the sulfonylurea dose if hypoglycemia occurs.
What other medicines interact with Glimepiride-pioglitazone?
MediHelp also lists interactions of Glimepiride-pioglitazone with, for example, Fluconazole, Gemfibrozil, Insulin aspart. The full list is on the Glimepiride-pioglitazone page.
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