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 A CL APO 500 A my 314 WPI 3739 SZ442 CPC IP 271 ex-lax 1 4 TR25 MYLAN 3000 755 SD 6 PREMARIN 0.9 RD 12 IP 178 LP332 AS and logo DC 430 Q200 GG 338 721 1 logo and 3092 3126 ZD 20 EP 116 M T11 G231 180mg STO 150 GG 331 W 924 Pin-X 84 PARLODEL 2 1/2 logo and 2781 AX7 ZC 79 DAN