Pill Identification by Imprints: K 4 Home Pill Identification by Imprints: K 4 1 result PROMETHAZINE 50 MG TABLET Side 1: K 4 Color: Pink Side 2: Shape: Round Other Popular Drug Imprint BARRIER DANTRIUM 25mg 54 521 CL 78 Lifestar and logo 430 CIS 28 SANKYO C01 C C par 086 MC 32 M 31 LAMICTAL 150 N 739 E27 or E24 L189 508 Y Y STI 022 CL 5 E7 OS 303 M C BP 301 54 351 714 832 10 644 E 52 LAMICTAL XR 250 GS MZ1 POT 10 976 K 401 MOD 100 721 1 200 or 400 YB 512 SR 375