Pill Identification by Imprints: C4 Home Pill Identification by Imprints: C4 4 results AMLODIPINE-OLMESARTAN 10-40 MG Side 1: C4 Color: Brown Side 2: Shape: Round AMLODIPINE-OLMESARTAN 10-40 MG Side 1: C4 Color: Brown Side 2: Shape: Round CELECOXIB 50 MG CAPSULE Side 1: C4 Color: White Side 2: 50mg Shape: Oblong VALSARTAN 160 MG TABLET Side 1: C4 Color: Yellow Side 2: C Shape: Oval Other Popular Drug Imprint D99 54 356 Watson 371 IBU 800 NATCO or A45 or D SCU GG 615 E 4350 419 51A Mini L204 U39 CL 42 3126 WATSON 860 Z45 EGLT 15 TUSSIGON 194 54 346 LESCOL XL 8 07 MYLAN 184 H 104 L-2 XR 300 HP64 ANI 511 DAN M 412 M07 6.0 C 114 AA 70 TOP N4011 330 V 1 NL 276 VIP