Drug interactions
Chlordiazepoxide + Olopatadine intranasal
Severity: Moderate
Chlordiazepoxide and Olopatadine intranasal: 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
Intranasal olopatadine can cause somnolence, and combined with a benzodiazepine may increase CNS depression and daytime impairment. Psychomotor performance such as driving may be affected.
What this interaction means in plain words
Chlordiazepoxide and Olopatadine intranasal 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 antihistaminic sedation and GABA-A potentiation.
What to do
Counsel patients on sedation and avoid driving until response is known. Consider a non-sedating nasal alternative.
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 Olopatadine intranasal?
MediHelp rates the interaction as moderate. Chlordiazepoxide and Olopatadine intranasal 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. Intranasal olopatadine can cause somnolence, and combined with a benzodiazepine may increase CNS depression and daytime impairment. Psychomotor performance such as driving may be affected.
How serious is the interaction between Chlordiazepoxide and Olopatadine intranasal?
MediHelp rates it moderate, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Counsel patients on sedation and avoid driving until response is known. Consider a non-sedating nasal alternative.
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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