Pill Identification by Imprints: S553 Home Pill Identification by Imprints: S553 2 results OLMESARTAN-HYDROCHLOROTHIAZIDE 40-25 MG TAB Side 1: S553 Color: White Side 2: Shape: Oblong OLMESARTAN-HYDROCHLOROTHIAZIDE 40-25 MG TAB Side 1: S553 Color: White Side 2: Shape: Oblong Other Popular Drug Imprint KU 128 R 25 NPR LE 500 O-M NCH 0820 ZC56 C25 T1 150 E71 logo and AB P 33 L187 U-S 41 AA 16 C73 54 199 Lilly DAN 3120 cpc2859 832 BM1 logo and 718 IPX066 M L53 MP 83 W964 R789 logo and 255 APO T150 cor SLC 223 2L A/P 25 / 45 DDS 080 E 749 L957 M365 FS3 A10 logo and 2666 B2