Pill Identification by Imprints: M 13 Home Pill Identification by Imprints: M 13 2 results TOLBUTAMIDE 500 MG TABLET Side 1: M 13 Color: White Side 2: Shape: Round TOLBUTAMIDE 500 MG TABLET Side 1: M 13 Color: White Side 2: Shape: Round Other Popular Drug Imprint 19 GG C9 PR HP 60 S407 PLAQUENIL 1140 M53 93 711 25 41 CL 37 100 54 662 080 E122 ASPIRIN L ED DM FS2 GG 823 b 776 NICHE AL 21 OS 4442 10/325 CL 32 93 3123 54 171 P 1 ALKA SELTZER EX S ORN 57 400 mg O TOZAL Y 42 0632 75mg GG 80 logo 0023 HP 63 PA83 345