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 A534 A-P 1 MYLAN 1020 93 D HP 228 e5 112 RX905 LAN 1231 cor 130 93 54 logo and 073 LILLY 4112 MYLAN 327 MYLAN 6896 PH051 368 Z 2089 UT 0.125 Tofranil-PM 75 mg 714 CTI 103 barr Z 5 RENAGEL 800 TL 382 ISA CZ VP030 L461 CB logo 111 ZLP L59 ZC 67 M 171 93 5268 086 752 M 1 M N3