Pill Identification by Imprints: S551 Home Pill Identification by Imprints: S551 2 results OLMESARTAN-HYDROCHLOROTHIAZIDE 20-12.5 MG TAB Side 1: S551 Color: Pink Side 2: Shape: Round OLMESARTAN-HYDROCHLOROTHIAZIDE 20-12.5 MG TAB Side 1: S551 Color: Pink Side 2: Shape: Round Other Popular Drug Imprint PD 270 LEVAQUIN LBH 10 mg 036 44 585 M450 C 269 1033 1000 MG Integra-F 292 or 293 MYLAN 145 logo and TF E 103 E3 I43 Theo-24 100mg GG 930 AN 553 ECI Neurontin 400 mg G500 109 Y 16 A 39 SLOW- MAG 0524 0405 367 C 100 EPITOL WPI 2245 N2 MAXZIDE 668 832 25 VRX 405 AA69 H 105 10/325 E72