Drug interactions
Lomustine + Triamcinolone acetonide injectable
Severity: Moderate
Lomustine 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
Lomustine suppresses bone marrow and immunity, and systemic triamcinolone adds corticosteroid-related immune suppression. The combination raises the likelihood of bacterial, viral and fungal infections.
What this interaction means in plain words
Lomustine 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
Additive immunosuppression from cytotoxic myelosuppression and glucocorticoid effects on immune cells.
What to do
Monitor blood counts and for signs of infection, and use the lowest effective steroid dose. Start prompt evaluation and treatment for fever or new infection symptoms.
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 Lomustine
- Adenovirus types 4 and 7 live + Lomustine Contraindicated
- Bcg vaccine live + Lomustine Contraindicated
- Influenza virus vaccine quadrivalent intranasal + Lomustine Contraindicated
- Lomustine + Measles mumps and rubella vaccine Contraindicated
- Lomustine + Measles mumps and rubella vaccine live Contraindicated
- Lomustine + Measles mumps rubella and varicella vaccine live Contraindicated
Frequently asked questions
Can I take Lomustine with Triamcinolone acetonide injectable?
MediHelp rates the interaction as moderate. Lomustine 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. Lomustine suppresses bone marrow and immunity, and systemic triamcinolone adds corticosteroid-related immune suppression. The combination raises the likelihood of bacterial, viral and fungal infections.
How serious is the interaction between Lomustine 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 counts and for signs of infection, and use the lowest effective steroid dose. Start prompt evaluation and treatment for fever or new infection symptoms.
What other medicines interact with Lomustine?
MediHelp also lists interactions of Lomustine with, for example, Adenovirus types 4 and 7 live, Bcg vaccine live, Influenza virus vaccine quadrivalent intranasal. The full list is on the Lomustine page.
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