Pill Identification by Imprints: HP 46 Home Pill Identification by Imprints: HP 46 4 results HYDROCHLOROTHIAZIDE 50 MG TAB Side 1: HP 46 Color: White Side 2: Shape: Round HYDROCHLOROTHIAZIDE 50 MG TAB Side 1: HP 46 Color: White Side 2: Shape: Round HYDROCHLOROTHIAZIDE 50 MG TAB Side 1: HP 46 Color: White Side 2: Shape: Round HYDROCHLOROTHIAZIDE 50 MG TAB Side 1: HP 46 Color: White Side 2: Shape: Round Other Popular Drug Imprint Nitroglycerin 0.4 mg/hr 37-4401 93 130 2682 44 104 L485 4 05 54 899 I 15 SP 325 U23 E1 or D8 A 51 50 223 800 XANAX logo and 20 CTI 103 EM3 TV U1 760 MACRODANTIN 50 mg 332 SZ 390 K 56 N 2 RI90 APO 200 logo and F-C G72 419 5150 464 40 mg SPN 93 7384 CL 6 MSD 735 GX FC3 RG HP 62