Methenamine Sodium Phosphate Monobasic Monohydrate Phenyl Sa + Antiperistaltic Antidiarrheal Drugs Interaction
Moderateinteraction on record
Description
May reduce absorption of hyoscyamine resulting in decreased therapeutic effectiveness. Doses should be spaced 1 hour apart.
Mechanism
Reduced hyoscyamine absorption
Source: NLP:methenamine, sodium phosphate, monobasic, anhydrous, phenyl salicylate, methylene blue and hyoscyamine sulfate