[Clinical study of S 6472 granule preparation (sustained-release cefaclor) in chronic respiratory airway infections].

S 6472 granule preparation, a sustained-release preparation of cefaclor, was administered to 21 patients with chronic respiratory airway infections for its clinical study; a daily dosage between 750 and 1,500 mg was orally given in 2 divided doses after breakfast and dinner for a duration of 3 to 14 days. Clinical effects were good in 15 cases, fair in 1 case, poor in 4 cases and unknown in 1 case. No side effects were observed except for a case of impaired appetite. There appeared to be no abnormal laboratory test valued due to the drug.