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 SZ246 P 2.5 C5 or C2 30mg XELODA G 3511 u75 ALE SS-2 logo and 335 T546 logo and 65 U46 T 150 ALEVECS 293 669 WPI 3385 L254 420 13 31 G 421 AN 553 893 VRX 405 1140 DONNATAL R136 WW 268 209 or 274 XENICAL 120 GG 338 93 93 ALTO logo and 89 100 101 2V125 P 300 WW 27 CPC 76