Pill Identification by Imprints: 851 Home Pill Identification by Imprints: 851 6 results GUANFACINE HCL ER 2 MG TABLET Side 1: logo Color: Orange Side 2: 851 Shape: Oval GUANFACINE HCL ER 2 MG TABLET Side 1: logo Color: Orange Side 2: 851 Shape: Oval METRONIDAZOLE 500 MG TABLET Side 1: 851 Color: White Side 2: Shape: Oval METRONIDAZOLE 500 MG TABLET Side 1: 851 Color: White Side 2: Shape: Oval METRONIDAZOLE 500 MG TABLET Side 1: 851 Color: White Side 2: Shape: Oval MINOCYCLINE 50 MG CAPSULE Side 1: 851 Color: Peach Side 2: 851 Shape: Oblong Other Popular Drug Imprint M1000 109 44 546 MYLAN 1650 MYLAN 351 93 3109 L467 MYLAN 5410 44 113 A A A W 100 G 3741 W 782 93 657 W 40 11 37 BERTEK 750 M P50 BCT 2 1/2 PGZ DF BP 606 TriStart Theo-24 100mg CL 83 M L52 logo YH RX124 nitroglycerin 0.4mg/hr AN 441 5 XL FP N022 AP043 KU GG 622 54 737 A511 logo and 38 RP 145