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 WATSON 347 WATSON 796 LOTREL 2255 NL 620 ID I 4 MYLAN 271 logo 673 510 MP 80 E 204 93 28 54 775 PLIVA 328 E 415 S 369 cpc2859 ANI PFIZER 412 Metanx IP 305 GG 257 AN898 10 BCI PKC NVR 93 41 FLINT E 48 C27 54 628 ICAPS logo and 620 D 95 RI3 logo and 4804 V 4171 CP 402 TR25 G74 logo and 144