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 R428 WATSON 862 754 AP 045 1 0 AW SL 50 UCY 500 TEVA 7593 CL 23 RX905 E 139 B1 CTI 113 G12 logo and 1002 GE 320 MJ 755 logo and F-C M Z2 TL 177 835 S251 IP 254 270/80 PREMARIN 0.625 V01 300 ER 0 8 251 AX7 L 64 AMB 10 L 230 ALKA SELTZER EX S 232 and logo SUDAFED 12 HOUR C 286 840 WW 455