Pill Identification by Imprints: S4 Home Pill Identification by Imprints: S4 3 results CAPTOPRIL 100 MG TABLET Side 1: S4 Color: White Side 2: Shape: Round SUMATRIPTAN SUCC 25 MG TABLET Side 1: M Color: White Side 2: S4 Shape: Round SUMATRIPTAN SUCC 25 MG TABLET Side 1: M Color: White Side 2: S4 Shape: Round Other Popular Drug Imprint logo and 530 4 05 MB-111 75 mg MYLAN G2 25 353 G 6 G264 54 733 FIORICET CODEINE T558 M 923 358 FLO HE1 P P logo and 151 TMC MP 27 TN 1 ibr 140mg S489 A-263 227 or 292 ZC 08 OS 304 C 2 logo and 2839 13 32 5150 TL 385 RAPAMUNE 1 mg VGR 25 27 NL4S AE E 615 1158 P62