Drug interactions
Pneumococcal vaccine 13-valent + Triamcinolone acetonide injectable
Severity: Moderate
Pneumococcal vaccine 13-valent 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 has systemic corticosteroid effects that may reduce antibody responses to vaccines, especially with high or repeated doses. The conjugate vaccine is non-live and is not contraindicated, and vaccination should not be withheld in patients at risk.
What this interaction means in plain words
Pneumococcal vaccine 13-valent 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
Systemic glucocorticoid effects suppress lymphocyte activity and may blunt vaccine-induced antibody production.
What to do
Vaccinate as scheduled, preferably not at the peak of high-dose steroid exposure. A single low-dose intra-articular injection needs no change.
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 Pneumococcal vaccine 13-valent
- Adalimumab + Pneumococcal vaccine 13-valent Moderate
- Alefacept + Pneumococcal vaccine 13-valent Moderate
- Anakinra + Pneumococcal vaccine 13-valent Moderate
- Anti-thymocyte + Pneumococcal vaccine 13-valent Moderate
- Antithymocyte globulin equine + Pneumococcal vaccine 13-valent Moderate
- Antithymocyte globulin rabbit + Pneumococcal vaccine 13-valent Moderate
Frequently asked questions
Can I take Pneumococcal vaccine 13-valent with Triamcinolone acetonide injectable?
MediHelp rates the interaction as moderate. Pneumococcal vaccine 13-valent 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 has systemic corticosteroid effects that may reduce antibody responses to vaccines, especially with high or repeated doses. The conjugate vaccine is non-live and is not contraindicated, and vaccination should not be withheld in patients at risk.
How serious is the interaction between Pneumococcal vaccine 13-valent 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: Vaccinate as scheduled, preferably not at the peak of high-dose steroid exposure. A single low-dose intra-articular injection needs no change.
What other medicines interact with Pneumococcal vaccine 13-valent?
MediHelp also lists interactions of Pneumococcal vaccine 13-valent with, for example, Adalimumab, Alefacept, Anakinra. The full list is on the Pneumococcal vaccine 13-valent page.
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