Pill Identification by Imprints: M C4 Home Pill Identification by Imprints: M C4 1 result CAPTOPRIL 100 MG TABLET Side 1: M C4 Color: White Side 2: Shape: Round Other Popular Drug Imprint 0813 PACK 75 2 VALIUM LZD M U13 NP 10 C74 PE 669 SPD417 LMT MD 562 647 L145 TV TV Z4 logo and 325 54 521 080 R720 331 CM3 MX44 I26 93 3167 EXH 32 93 3196 alza 36 CYP 179 V 200 0796 70 Advil 100 b 213 93 9133 ZE 65 A22 NORVASC 313 GG 550 1 mg