Pill Identification by Imprints: F13 Home Pill Identification by Imprints: F13 4 results FELODIPINE ER 10 MG TABLET Side 1: M Color: Blue Side 2: F13 Shape: Round FELODIPINE ER 10 MG TABLET Side 1: M Color: Blue Side 2: F13 Shape: Round FELODIPINE ER 10 MG TABLET Side 1: M Color: Blue Side 2: F13 Shape: Round FELODIPINE ER 10 MG TABLET Side 1: M Color: Blue Side 2: F13 Shape: Round Other Popular Drug Imprint NL 792 SD 12 RP133 Y Y FENTANYL 75mcg/hr N 10 MP 83 MIA 856 981 L 120 M 15 313 CDT 252 G 24 A029 W 781 6 EQD A/P 12.5 / 45 0200 USB 001 WPI 3771 A300 NPR LE 375 Z logo and LI25 M D5 GG 330 R25 626 N 20 cor 212 Kaopectate Shire GAS-X ES 32 0796 Lilly 3228 707 06/012D