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 AD LZD NVR 54 543 RX 791 WATSON 384 or WATSON B 260 Niraparib FLUOXETINE 40mg M 411 2L G 32 I 135 BL 04 I 64 LAMICTAL XR 100 KLX G 532 GG 705 GSI MYLAN 6088 ASC 116 RG78 AZ 40 PLETAL 100 SG 326 FLZ 200 140mg L48 MP 4 292 GP325 TENCON PY 1 PGZ PAL 3 192 RX125 37 97 OMJ 150