Drug interactions
Duloxetine + Somapacitan
Severity: Minor
Duloxetine and Somapacitan: 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
Growth hormone products may increase hepatic CYP450 activity, which could lower duloxetine exposure. The effect is based on limited data and is probably modest, but it could reduce antidepressant or analgesic response in some patients.
What this interaction means in plain words
Duloxetine and Somapacitan have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised.
Duloxetine belongs to Central Nervous System; Somapacitan belongs to Endocrine.
Why it happens
Growth hormone may induce CYP1A2-mediated metabolism, increasing duloxetine clearance.
What to do
Monitor clinical response to duloxetine when somapacitan is started, stopped or changed in dose. Adjust the duloxetine dose only if efficacy is lost.
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 Duloxetine
- Duloxetine + Isocarboxazid Contraindicated
- Duloxetine + Linezolid Contraindicated
- Duloxetine + Methylene blue Contraindicated
- Duloxetine + Phenelzine Contraindicated
- Duloxetine + Procarbazine Contraindicated
- Duloxetine + Rasagiline Contraindicated
Other interactions of Somapacitan
- Alogliptin-metformin + Somapacitan Moderate
- Alogliptin-pioglitazone + Somapacitan Moderate
- Alogliptin + Somapacitan Moderate
- Bazedoxifene-conjugated estrogens + Somapacitan Moderate
- Canagliflozin-metformin + Somapacitan Moderate
- Chlorpropamide + Somapacitan Moderate
Frequently asked questions
Can I take Duloxetine with Somapacitan?
MediHelp rates the interaction as minor. Duloxetine and Somapacitan have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised. Growth hormone products may increase hepatic CYP450 activity, which could lower duloxetine exposure. The effect is based on limited data and is probably modest, but it could reduce antidepressant or analgesic response in some patients.
How serious is the interaction between Duloxetine and Somapacitan?
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 clinical response to duloxetine when somapacitan is started, stopped or changed in dose. Adjust the duloxetine dose only if efficacy is lost.
What other medicines interact with Duloxetine?
MediHelp also lists interactions of Duloxetine with, for example, Isocarboxazid, Linezolid, Methylene blue. The full list is on the Duloxetine page.
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