IT IS A POTENT AND SELECTIVE H-2 RECEPTOR ANTAGONIST USEFUL IN TREATMENT OF ACID PEPTIC DISORDERS. IT MARKEDLY INHIBITS BASAL, AS WELL AS STIMULATED GASTRIC ACID SECRETION IN A DOSE DEPENDENT FASHION. ROXATIDINE HAS NO ANTIANDROGENIC ACTIVITY : NO SIGNIFICANT EFFECT ON HYPOTHALAMIC-PITUITARY-GONADAL OR ADRENAL AXIS. INTAKE OF FOOD OR ANTACIDS HAS NO EFFECT ON THE ABSORPTION OF ROXATIDINE AND HAS NO ADVERSE DRUG INTERACTING WITH BENZODIAZEPINES ANTIHYPERTENSIVES.