Pill Identification by Imprints: WPI 3739 Home Pill Identification by Imprints: WPI 3739 1 result HYDROMORPHONE HCL ER 12 MG TAB Side 1: WPI 3739 Color: Dark Yellow Side 2: Shape: Round Other Popular Drug Imprint O 250 or O-M X alza 54 L9CZ 5 S2 93 293 MP 772 E 82 Z12 W 30 WATSON 862 FL11 27 54 735 229 or 230 ML 59 HP 18 SANDOZ 572 5225 AN 513 S 40 58 77 1 8 MYLAN TM 20 A 42 PRIMA B1 GS TF7 M L52 M F2 SANDOZ 573 93 3107 11 10 NL 572 C 474 V201 A/C 40/12.5 E1 or D8 398 SZ 135