Pill Identification by Imprints: R428 Home Pill Identification by Imprints: R428 2 results LAMOTRIGINE ER 300 MG TABLET Side 1: R428 Color: Gray Side 2: Shape: Oblong LAMOTRIGINE ER 300 MG TABLET Side 1: R428 Color: Gray Side 2: Shape: Oblong Other Popular Drug Imprint BL L1 54 356 54 549 C8 U 89 V 3 7 C77 MCR 109 2858 P620 9 5 M 619 WP 0321 RI19 GG 438 BNVA ZZ 54 757 C1 or C2 or C3 or P 54 311 W 30 I 1 EGLT 60 255 878 54 163 NAT 375 MP 512 PH 024 L 120 0476 A028 BACTRIM ML 64 0475 W 903 54 194 RIFATER CL7