Interactions With Benzodiazepines and Other CNS Depressants Advise patients and caregivers that potentially deadly additive effects may possibly manifest if acetaminophen and codeine phosphate tablets are used with benzodiazepines or other CNS depressants, including alcohol, instead of to employ these drugs concomitantly unless supervised by a healthcare service provider (see https://codeine.store/codeine-in-france/