Drug interactions
Butabarbital + Methylprednisolone
Severity: Moderate
Butabarbital and Methylprednisolone: 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
Barbiturates are enzyme inducers and can speed up methylprednisolone metabolism, lowering its exposure and reducing anti-inflammatory or immunosuppressive effect. This can lead to loss of disease control, particularly with long-term use.
What this interaction means in plain words
Butabarbital and Methylprednisolone 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
Induction of CYP3A4 by butabarbital increases methylprednisolone clearance.
What to do
Monitor clinical response and increase the methylprednisolone dose if efficacy declines. Reassess the dose when the barbiturate is stopped.
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 Methylprednisolone
- Bcg vaccine live + Methylprednisolone Contraindicated
- Measles mumps and rubella vaccine live + Methylprednisolone Contraindicated
- Measles mumps rubella and varicella vaccine live + Methylprednisolone Contraindicated
- Measles vaccine + Methylprednisolone Contraindicated
- Methylprednisolone + Mifepristone Contraindicated
- Methylprednisolone + Rubella vaccine Contraindicated
Frequently asked questions
Can I take Butabarbital with Methylprednisolone?
MediHelp rates the interaction as moderate. Butabarbital and Methylprednisolone 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. Barbiturates are enzyme inducers and can speed up methylprednisolone metabolism, lowering its exposure and reducing anti-inflammatory or immunosuppressive effect. This can lead to loss of disease control, particularly with long-term use.
How serious is the interaction between Butabarbital and Methylprednisolone?
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 clinical response and increase the methylprednisolone dose if efficacy declines. Reassess the dose when the barbiturate is stopped.
What other medicines interact with Methylprednisolone?
MediHelp also lists interactions of Methylprednisolone with, for example, Bcg vaccine live, Measles mumps and rubella vaccine live, Measles mumps rubella and varicella vaccine live. The full list is on the Methylprednisolone page.
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