DRUGS AFFECTING PITUTARY SECRETION OF GONADOTROPHINS MAY ALTER THE RESPONSE TO TRIPTORELIN. OTHER HORMONE THERAPY AND CORTICOSTEROIDS CAN AFFECT THE RESPONSE. SPIRONOLACTONE, LEVODOPA CANSTIMULATE GONADOTROPHINS WHILE PHENOTHIAZINES, DOPAMINE ANTAGONISTS, DIGOXIN AND SEX HORMONES CAN INHIBIT GONADOTROPHIN SECRETION.