Pill Identification by Imprints: L41 Home Pill Identification by Imprints: L41 1 result METFORMIN HCL ER 500 MG TABLET Side 1: L41 Color: White Side 2: LU Shape: Oval Other Popular Drug Imprint CL 26 E613 D 86 M F1 M 134 44 438 G 90 ML 5 CP 405 Nitro-Dur 0.1 mg/hr ML 23 EP 321 1344 M 63 0475 GG 532 USB 001 L75 12.5/500 barr 324 ALKA SELTZER G 0 XR 200 Carnitor ST 345 logo and 069 L 36 logo and TC D-3 54 372 RP105 CLA500 468 logo and ZA IMI 10 M 573 APO 021 93 1060 220 STARLIX