Methenamine Sodium Phosphate Monobasic Monohydrate Phenyl Sa + Andthiazide Interaction
Moderateinteraction on record
Description
May cause urine to become alkaline, reducing effectiveness of methenamine by inhibiting its conversion to formaldehyde.
Mechanism
Inhibition of methenamine conversion to formaldehyde
Source: NLP:methenamine, sodium phosphate, monobasic, anhydrous, phenyl salicylate, methylene blue and hyoscyamine sulfate