Drug interactions
Chlorpropamide + Triamcinolone acetonide injectable
Severity: Moderate
Chlorpropamide and Triamcinolone acetonide injectable: moderate 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
Injected triamcinolone can raise blood glucose for days to weeks and may counteract chlorpropamide, leading to hyperglycemia. The effect is most notable in patients with diabetes after intra-articular or intramuscular doses.
What this interaction means in plain words
Chlorpropamide and Triamcinolone acetonide injectable can affect each other. The combination is often manageable, but it may need a change of dose, a change of timing, or extra checks while both are taken.
Why it happens
Corticosteroid-induced insulin resistance and increased hepatic gluconeogenesis oppose the sulfonylurea effect.
What to do
Monitor blood glucose for several days to weeks after injection. Temporarily increase the antidiabetic therapy if hyperglycemia develops.
What to ask your pharmacist
- Should I take them at different times of day?
- Does the dose of either medicine need to change?
- Is there anything I should avoid, such as alcohol or certain foods, while on both?
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Other interactions of Chlorpropamide
Frequently asked questions
Can I take Chlorpropamide with Triamcinolone acetonide injectable?
MediHelp rates the interaction as moderate. Chlorpropamide and Triamcinolone acetonide injectable can affect each other. The combination is often manageable, but it may need a change of dose, a change of timing, or extra checks while both are taken. Injected triamcinolone can raise blood glucose for days to weeks and may counteract chlorpropamide, leading to hyperglycemia. The effect is most notable in patients with diabetes after intra-articular or intramuscular doses.
How serious is the interaction between Chlorpropamide and Triamcinolone acetonide injectable?
MediHelp rates it moderate, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Monitor blood glucose for several days to weeks after injection. Temporarily increase the antidiabetic therapy if hyperglycemia develops.
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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