“…1,5,6) Phenylpropanolamine hydrochloride (PPA) (Powder, Alps Pharmaceutical Ind. Co., Ltd., Gifu), ethylcellulose 10 cps (EC) (ETHOCEL STD 10 cps, DOW Chemical, Tokyo), Nonpalel 103 (NP) (Sugar cube, Freund Industrial Co., Ltd., Tokyo), Talc, Polyethylenglycol (PEG), Fe 2 O 3 and 90% ethanol (EtOH) (Wako Pure Chemical Industries, Ltd., Osaka) were used.…”