Division, CIBA-GEIGY Corp, Summit, NJ 07901. lower doses than originally specified2 and that, under these circumstances, side effects are effectively restricted to a small subgroup of patients having serious complications prior to initiation of the therapy. Studies reported on the clinical application of the non-thiol inhibitor enalapril (2a) are not as extensive as those with captopril, but indications are that the incidence of side effects is In a recent paper, 4 ...