Pill Identification by Imprints: AN 521 Home Pill Identification by Imprints: AN 521 14 results PROMETHAZINE 25 MG TABLET Side 1: AN 521 Color: White Side 2: Shape: Round PROMETHAZINE 25 MG TABLET Side 1: AN 521 Color: White Side 2: Shape: Round ‹ 1 2 › Other Popular Drug Imprint MYLAN 1001 54 225 M 447 C 91 E 410 K 14 CORGARD 20 MYLAN 217 S 368 GS TEW 50 mg ML 63 CP EL PARLODEL 5 mg PFD RX 791 IDT O 5 M 444 N010 AR 787 MP 80 M C2 2 59 741 MYLAN 6725 M 2 L161 TL521 MYLAN 3050 EV 0207 CTI 117 L022 A 20 U 400 FL 290 RI TA4M R719 Z310 10 mg Estradiol 0.05 mg/day