Drug interactions
Chlordiazepoxide-clidinium + Methohexital
Severity: Major
Chlordiazepoxide-clidinium and Methohexital: major 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
Methohexital is a barbiturate anesthetic; with chlordiazepoxide it produces additive sedation and respiratory depression. Risks include hypoventilation and hypotension during procedural use.
What this interaction means in plain words
Chlordiazepoxide-clidinium and Methohexital can interact in a way that may be serious. Using them together is sometimes necessary, but it needs a deliberate decision by the prescriber, a plan for monitoring, and clear advice on the warning signs to watch for.
Chlordiazepoxide-clidinium belongs to Gastrointestinal Tract; Methohexital belongs to Central Nervous System.
Why it happens
Additive GABA-A mediated CNS and respiratory depression.
What to do
Titrate methohexital to effect with reduced doses, and monitor airway, oxygenation and blood pressure continuously.
What to ask your pharmacist
- Does the benefit of taking both outweigh the risk in my case?
- Do I need any blood test, ECG or other check while on both?
- What early warning signs should I watch for, and what should I do if they appear?
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Other interactions of Chlordiazepoxide-clidinium
- Alfentanil + Chlordiazepoxide-clidinium Major
- Alprazolam + Chlordiazepoxide-clidinium Major
- Amobarbital + Chlordiazepoxide-clidinium Major
- Belladonna and opium + Chlordiazepoxide-clidinium Major
- Benzhydrocodone / acetaminophen + Chlordiazepoxide-clidinium Major
- Brexanolone + Chlordiazepoxide-clidinium Major
Other interactions of Methohexital
Frequently asked questions
Can I take Chlordiazepoxide-clidinium with Methohexital?
MediHelp rates the interaction as major. Chlordiazepoxide-clidinium and Methohexital can interact in a way that may be serious. Using them together is sometimes necessary, but it needs a deliberate decision by the prescriber, a plan for monitoring, and clear advice on the warning signs to watch for. Methohexital is a barbiturate anesthetic; with chlordiazepoxide it produces additive sedation and respiratory depression. Risks include hypoventilation and hypotension during procedural use.
How serious is the interaction between Chlordiazepoxide-clidinium and Methohexital?
MediHelp rates it major, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Titrate methohexital to effect with reduced doses, and monitor airway, oxygenation and blood pressure continuously.
What other medicines interact with Chlordiazepoxide-clidinium?
MediHelp also lists interactions of Chlordiazepoxide-clidinium with, for example, Alfentanil, Alprazolam, Amobarbital. The full list is on the Chlordiazepoxide-clidinium page.
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