[Clinical studies of cefaclor for respiratory tract infections].

Cefaclor (CCL) was administered to 27 patients with acute pneumonia and the following results were obtained. CCL was given 500 mg t. i. d. for 6 to 23 days. The clinical effects of CCL were excellent in 2 cases, good in 14 cases, fair in 6 cases and poor in 5 cases, the efficacy rate was 59.3%. No adverse reaction was observed. We conclude that CCL is considerably useful in the treatment of acute pneumonia of outpatients.