Pill Identification by Imprints: A21 Home Pill Identification by Imprints: A21 2 results AMLODIPINE-OLMESARTAN 10-40 MG Side 1: A21 Color: Brownish-Red Side 2: Shape: Round AMLODIPINE-OLMESARTAN 10-40 MG Side 1: A21 Color: Brownish-Red Side 2: Shape: Round Other Popular Drug Imprint 23000UL B-635 TMC435 150 VIBRA R8 167 MYLAN 5100 WPC 001 GG 97 OME 20 283 E4416 NP 14 PFIZER 411 logo and LIBRAX ICN AP043 N150 beano DMT MF 2 J2 R0.5 HP45 CL 23 N T4 CORGARD 20 N 60 P P PROCARDIA XL 90 397 WW 268 E 152 NPR LE 375 2102 IPX066 A21 GILEAD 10 C 74 AMBI 445 G 3719