Pill Identification by Imprints: HP 146 Home Pill Identification by Imprints: HP 146 1 result ACYCLOVIR 200 MG CAPSULE Side 1: HP 146 Color: Aqua Blue Side 2: HP 146 Shape: Oval Other Popular Drug Imprint APP 333 S 493 754 600 PAR 869 GX CG7 311 AV 54 271 b 171 C3 or P CPC 76 PGZ RX 791 Nitroglycerin 0.6 mg/hr E 221 T 10 356 E 47 L115 ML 4 I113 A5 or A6 LCI 1318 RG78 SL 456 GG 615 B167 CP 331 AS and logo DC Organon DG2 AC54 54 582 VSP1 L521 MPC 75 W 100 Fentanyl 50 mcg/hr OP100