Antiperistaltic Antidiarrheal Drugs + Methenamine%2C Sodium Phosphate%2C Monobasic%2C Monohydrate%2C Pheny 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