triamterene drug pathway triamterene pharmacodynamics pathway 2015-08-10T14:39:36Z PW:0001792 SMP:00132 The pathway of triamterene-target interaction and of the biochemical or physiological responses to drug. The drug blocks the epithelial sodium channels and is used in the treatment of hypertension. Genetic variations can cause differences in the response of the organism to the drug. pathway vpetri