Pill Identification by Imprints: M 1820 Home Pill Identification by Imprints: M 1820 1 result METHYLPHENIDATE ER 20 MG CAP Side 1: M 1820 Color: Medium Blue Side 2: 20 mg Shape: Oblong Other Popular Drug Imprint 54 293 M 37 GILEAD 4331 RI 62 874 4 2531 FIORINAL 955 GP 118 logo and 5034 AN 1 521 VRX 405 44 226 W 902 678 PIO Prestium ZOVIRAX 200 RC26 93 784 DHA GG logo 355 West-ward 445 131 K 44 CL 41 ASPIRIN M R7 P-D GELUSIL 034 RPC 053 FPI L190 72 COUMADIN 5 P F logo and 4443 13800UL Z 67 IP 193 C55
