Drug interactions
Dulaglutide + Theophylline
Severity: Minor
Dulaglutide and Theophylline: 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
Dulaglutide slows gastric emptying, which could delay absorption of oral theophylline. The clinical impact is likely small, particularly with extended-release products.
What this interaction means in plain words
Dulaglutide and Theophylline have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised.
Dulaglutide belongs to Endocrine; Theophylline belongs to Respiratory.
Why it happens
Delayed gastric emptying alters rate of oral theophylline absorption.
What to do
No routine change is needed; check theophylline levels if response changes after starting dulaglutide.
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 Theophylline
- Riociguat + Theophylline Contraindicated
- Adenosine + Theophylline Major
- Apalutamide + Theophylline Major
- Bupropion + Theophylline Major
- Carvedilol + Theophylline Major
- Cimetidine + Theophylline Major
Other interactions of Dulaglutide
Frequently asked questions
Can I take Dulaglutide with Theophylline?
MediHelp rates the interaction as minor. Dulaglutide and Theophylline have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised. Dulaglutide slows gastric emptying, which could delay absorption of oral theophylline. The clinical impact is likely small, particularly with extended-release products.
How serious is the interaction between Dulaglutide and Theophylline?
MediHelp rates it minor, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: No routine change is needed; check theophylline levels if response changes after starting dulaglutide.
What other medicines interact with Theophylline?
MediHelp also lists interactions of Theophylline with, for example, Riociguat, Adenosine, Apalutamide. The full list is on the Theophylline page.
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