Pill Identification by Imprints: HP 63 Home Pill Identification by Imprints: HP 63 1 result THEOPHYLLINE ER 450 MG TAB Side 1: HP 63 Color: White Side 2: Shape: Oblong Other Popular Drug Imprint MYLAN ZE 80 SZ Z7 ZF 23 EL600 IP207 FI DAN 50 M 725 54 463 A 6 PAR 869 139 CL 5 M L 421 WPI 500 K 77 D 85 VH3 CH 93/7440 NT 400 APR 1328 P-D 915 or 624 TV 5401 AA 71 BMS 80 West-ward 475 MOT 0.2 H 502 MYLAN 210 MYLAN 197 C 16 cor 139 CYP 161 TZ 4 J2 I43