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 ISA MF 1 CZ 25 31 80 M D10 TCL347 L5 60 96 FL 72 S592 MIA 110 L78 TUMS DG2 Prosteon HP 71 E1 or D8 P 60 35 35 E501 1V125 RIFADIN 300 102 ZYRTEC D AAT 101 CEP Z 4237 AV1 or AV2 M 2 516 SOMA Z320 20 mg BG-12 120 mg or BG-12 240 mg logo and 012 C 474 UPSHER-SMITH N 81 Benadryl cor 130 MYLAN 772