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 DARAPRIM A3A 80 2 RP ICN MP 81 80 mg West-ward 261 333 PD 158 WPI 844 AP 84 VP049 APTALIS 15 LCI 1332 MYLAN 1259 NV4 800 A30 E3 or E6 S193 5684 L 51 0111 V G454 FLZ 100 R 158 or 54 312 or WC 731 M CL2 A03 ZA-45 DM2 B854 VH2 G 036 M 725 1/4 KPI 284 715 LOTREL 2265 XR 400 10 00