Pill Identification by Imprints: 521 Home Pill Identification by Imprints: 521 1 result SINEMET CR 50-200 TABLET Side 1: 521 Color: Purple Side 2: Shape: Oval Other Popular Drug Imprint 35 78 E 5 F 73 C 84 CP 405 AN 512 E7 G 037 45 or 1047 T598 logo and S12 1000 M MYLAN 3422 CL 85 Lofibra 134 mg Q50 Takeda MP 271 C 285 54 931 IPX066 M 17 A 2 M 31 CN 1 5 300 539 L467 2.9 FENTANYL 200 MCG C1 A/C 40/12.5 5 mg 5mg CL 24 316 or 317 832 50 G 0 54 315 BG-12 120 mg WATSON 583 1 9