Pill Identification by Imprints: M 1850 Home Pill Identification by Imprints: M 1850 1 result METHYLPHENIDATE ER 50 MG CAP Side 1: M 1850 Color: White Side 2: 50 mg Shape: Oblong Other Popular Drug Imprint TL388 FL 7/10 L 64 M 445 SG 322 TL508 44 404 345 E652 SZ 210 RP 867 G 30 EP 136 ZC38 425 50 ETO 200 MG S 90 AN 415 logo and 5711 AZ6 A 2 TUSSIGON RX 12 Onset M075 TL514 54 866 ORN 57 93 7436 A 04 ZOVIRAX G220 G 372 2 WATSON 461 DSC L30 755 MYLAN 5420 I I 07 MYLAN 5150