Chlordiazepoxide and clidinium and Dexchlorpheniramine interaction
Chlordiazepoxide and clidinium and Dexchlorpheniramine: both prescribing labels describe an interaction that usually calls for monitoring, a dose change, or spacing the doses.
Usually manageable with monitoring or a dose change. Tell your pharmacist you take both.
What the FDA labels say
From the Chlordiazepoxide and clidinium (Librax) label · effective 2023-01-13
Effects on the Ability to Drive or Operate Machinery As in the case of other preparations containing CNS-acting drugs, patients receiving Librax should be cautioned about possible combined effects with opioids, alcohol and other CNS depressants.
As with other anticholinergic drugs, clidinium may cause suppression of lactation.
From the Dexchlorpheniramine (Corphena) label · effective 2025-12-22
Use with CNS Depressants CORPHENA Oral Solution has additive effects with alcohol and other CNS depressants (hypnotics, sedatives, tranquilizers, etc.). Use in Activities Requiring Mental Alertness Patients should be warned about engaging in activities requiring mental alertness such as driving a car or operating appliances, machinery, etc.
Taking more than these two? Interactions stack. Check your whole list at once; it stays in your browser.
Open in the checkerNot medical advice. Interaction Checker quotes FDA label text and NIH fact sheets. Whether an interaction matters for you depends on doses, timing, kidney and liver function, and other conditions. Confirm with a pharmacist or prescriber.