Drug interactions

Gliclazide + Mirtazapine

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.

Overview

Severity: Moderate · Evidence level: Low

Mirtazapine may diminish glycemic control (weight gain/increased appetite), potentially reducing the effect of antidiabetic agents.

Mechanism of action

Pharmacodynamic/metabolic; mirtazapine-associated weight gain and possible insulin resistance may increase blood glucose.

Clinical management

Monitor fasting/home glucose and A1C after starting or increasing mirtazapine; optimize diet/exercise; adjust antidiabetic therapy if hyperglycemia develops.

Drug reference

References

  • Mirtazapine: Drug Interactions – Antidiabetic agents — Lexicomp
  • Metabolic adverse effects of antidepressants — UpToDate

Frequently asked questions

Can I take Gliclazide with Mirtazapine?

The interaction is rated: Moderate. Mirtazapine may diminish glycemic control (weight gain/increased appetite), potentially reducing the effect of antidiabetic agents.

How serious is the interaction between Gliclazide and Mirtazapine?

The interaction is rated: Moderate. Evidence level: Low.

How is the interaction between Gliclazide and Mirtazapine managed?

Monitor fasting/home glucose and A1C after starting or increasing mirtazapine; optimize diet/exercise; adjust antidiabetic therapy if hyperglycemia develops.

Why do Gliclazide and Mirtazapine interact?

Pharmacodynamic/metabolic; mirtazapine-associated weight gain and possible insulin resistance may increase blood glucose.

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