Drug interactions
Chlordiazepoxide + Thiothixene
Severity: Moderate
Chlordiazepoxide and Thiothixene: 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
Both agents are sedating, and together they can increase drowsiness, hypotension and psychomotor impairment. Antipsychotics may also add to respiratory depression risk in vulnerable patients.
What this interaction means in plain words
Chlordiazepoxide and Thiothixene 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 CNS depression from GABA-A potentiation and antipsychotic histaminic and adrenergic blockade.
What to do
Monitor sedation and blood pressure, especially at initiation and in older patients. Reduce doses if oversedation or orthostasis occurs.
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 Chlordiazepoxide
Frequently asked questions
Can I take Chlordiazepoxide with Thiothixene?
MediHelp rates the interaction as moderate. Chlordiazepoxide and Thiothixene 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. Both agents are sedating, and together they can increase drowsiness, hypotension and psychomotor impairment. Antipsychotics may also add to respiratory depression risk in vulnerable patients.
How serious is the interaction between Chlordiazepoxide and Thiothixene?
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 sedation and blood pressure, especially at initiation and in older patients. Reduce doses if oversedation or orthostasis occurs.
What other medicines interact with Chlordiazepoxide?
MediHelp also lists interactions of Chlordiazepoxide with, for example, Alfentanil, Alprazolam, Amobarbital. The full list is on the Chlordiazepoxide page.
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