Pill Identification by Imprints: C28 Home Pill Identification by Imprints: C28 2 results PIOGLITAZONE-METFORMIN 15-850 Side 1: C28 Color: White Side 2: Shape: Oblong PIOGLITAZONE-METFORMIN 15-850 Side 1: C28 Color: White Side 2: Shape: Oblong Other Popular Drug Imprint logo and 5306 McNEIL 556 logo and 345 Estradiol 0.0375 mg/day (Once Weekly) VRX CIBA Prenate EV 0207 AA 16 78 2130 E 114 logo and 28 SZ 390 CTI 121 MP 47 GM 1 A117 AX W 25 GG 438 745 CPL 3032 IBgard LE 10 FLI 21 mg 54 848 S433 TSL 0.4 O 250 or O-M HP 62 S 493 L12 WW 27 ZA23 NB-890 SG TV 598 LES200