Pill Identification by Imprints: M C51 Home Pill Identification by Imprints: M C51 1 result CARBIDOPA-LEVO 10-100 MG ODT Side 1: M C51 Color: Green Side 2: Shape: Round Other Popular Drug Imprint 10 VALIUM 449 M F1 M C1 138 PZ 250 CPC 77 IP 253 Orlistat A80 AA 825 V04 10 00 151 ML 37 H 145 B 586 or B 587 logo and 97 K 55 HP 512 046 54 931 GS NX3 1077 ASPIRIN 36 01 LIDOCAINE PATCH 5% G-X W 787 Q 300 M 27 2122 PARLODEL 5 mg GG 738 M 38 464 40 mg XL184 80 mg or XL184 20 mg M C51 P121 MP/974