Pill Identification by Imprints: WPI 3631 Home Pill Identification by Imprints: WPI 3631 1 result HYDROMORPHONE HCL ER 32 MG TAB Side 1: WPI 3631 Color: White Side 2: Shape: Round Other Popular Drug Imprint W961 E5254 M CL1 1105 7.5 mg H 012 93 294 M 1745 S 902 E 124 M 81 FL11 C C+C 745 2 M GP10 271 S 5 RX 900 30 952 MYLAN 3120 G 152 C73 54 357 Orlistat West-ward 475 MYLAN 2537 CL 32 FOSTEUM 52003 738 C C C G 022 GM 2 LOTREL 2265 A25 PARLODEL 5 mg 471 logo and 88 430 ELP 5