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 GS LHF 75 mg SUPPORT 500 MUTUAL 401 FAMVIR 315 I3 M L23 WAR 2 1/2 M 15 MYLAN 1200 L100 GGD6 810 Zegerid L922 Z 125 LE 500 AN 777 G 325 logo and 59 WATSON 780 L116 logo and TJ 45 logo and 640 M523 LILLY 4420 I 8 CP115 200 DAN 5560 4008 2 59 786 WATSON 444 logo and 1002 IP207 logo and PCE 44-411 S433