Pill Identification by Imprints: HP 531 Home Pill Identification by Imprints: HP 531 1 result CALCIUM ACETATE 667 MG CAPSULE Side 1: HP 531 Color: Blue Side 2: HP 531 Shape: Oblong Other Popular Drug Imprint Y+ or M+ JSP C282 logo 631 logo and 15 or 20 93 5528 B 544 BCL 25 E652 EK 25 PX UNISOM NF0 T 19 L 11 M 0 10 93 833 M 32 5897 I7 OR 606 L235 AN 574 logo and 502 2 mg AN058 U-S 125 WW 951 K 78 ZA21 N 50 DX 31 760 SHIRE 381 LASIX and logo 40 logo and 0303 80 E4416 570 WATSON