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 L234 Rivastigmine 13.3 mg/24 hours IG MP 442 G 254 CORTEF 20 IP 219 Lilly 3233 VP 075 SUPRAX 200 MP 50 N 5 MYLAN 8008 L 350 CL 41 477 344 OMJ 150 WW 948 221 logo and LD D6 5/500 M75 TL 171 IP 146 703 254 NC 300 926 6 M 030 140mg Theo-24 400 mg P-114 ZOVIRAX 800 PROVERA 2.5 Z350 50 mg H145 LH20 E150