Drug interactions
Chlorpropamide + Marijuana
Severity: Minor
Chlorpropamide and Marijuana: 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
Cannabis can increase appetite and may raise blood glucose in some users, potentially working against antidiabetic therapy. The effect is variable and poorly characterized.
What this interaction means in plain words
Chlorpropamide and Marijuana have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised.
Why it happens
Possible pharmacodynamic antagonism through appetite stimulation and effects on glucose metabolism; not firmly established.
What to do
Advise the patient that glucose control may vary and monitor blood glucose more often in regular cannabis users.
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 Chlorpropamide
Frequently asked questions
Can I take Chlorpropamide with Marijuana?
MediHelp rates the interaction as minor. Chlorpropamide and Marijuana have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised. Cannabis can increase appetite and may raise blood glucose in some users, potentially working against antidiabetic therapy. The effect is variable and poorly characterized.
How serious is the interaction between Chlorpropamide and Marijuana?
MediHelp rates it minor, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Advise the patient that glucose control may vary and monitor blood glucose more often in regular cannabis users.
What other medicines interact with Chlorpropamide?
MediHelp also lists interactions of Chlorpropamide with, for example, Ethanol, Exenatide, Insulin degludec-insulin aspart. The full list is on the Chlorpropamide page.
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