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 V224 DISTA 3104 ML 62 K 45 HP 26 OS 213 DONNATAL 3671 7 98 7P5 MP 578 Fentanyl 12.5 mcg/hr L 301 n 574 Sandoz WATSON 460 51A HCQS E 71 CL92 DX CORTEF 10 A CJ PD 156 GSI500 L428 BI HLA 40 T 189 M 221 232 or 294 or 233 L368 254 NeevoDHA A116 MYLAN 167 M 36 M135 VISMO 610