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 212 or 279 G-X-U 2.9 G-DS-50 RD27 VIO9111 A85 ACTICAL alg A-294 L 202 L152 PAL 9 E 132 B 01 AP 016 ML 040 NL 791 K12 317 E 771 IP 145 L257 HP 194 G 342 ZA22 MSB 001 UPSHER-SMITH 0086 NQ 3126 NTBC 5 mg FLI 14 mg b 94 cor 135 60 98 E 799 GPI A5 ZC56 GLYBUR AT 262