Urinary Alkalinizing Agents Interactions

Can increase blood levels and potentiate the action of amphetamine. Co-administration should be avoided.

Source: NLP:lisdexamfetamine dimesylate

Urinary alkalinizing agents increase blood levels and decrease excretion of amphetamines.

Source: NLP:benzphetamine hydrochloride

Increase blood levels and potentiate the action of amphetamine.

Source: NLP:dextroamphetamine sulfate, dextroamphetamine saccharate, amphetamine sulfate and amphetamine aspartate

May cause urine to become alkaline, reducing effectiveness of methenamine by inhibiting its conversion to formaldehyde.

Source: NLP:methenamine, sodium phosphate, monobasic, anhydrous, phenyl salicylate, methylene blue and hyoscyamine sulfate