Pill Identification by Imprints: K4 Home Pill Identification by Imprints: K4 1 result PROMETHAZINE 50 MG TABLET Side 1: K4 Color: Pink Side 2: Shape: Round Other Popular Drug Imprint CL8 GG 331 K 31 3171 V logo and 257 MYLAN 4070 E 25 C 94 462 Celgene/ 150mg P 60 W 100 4186 GG 134 Respa IG L5 MYLAN 6060 RI20 M L53 MP 771 U 786 330 GG 258 54 231 par 022 92 2084 V RX126 WW 15 5687 722 270 S429 250 mg INDERAL LA 160 A02 TL 172 N 83 551 M P3