Here are the 10 drugs with their negotiated prices for one-month supply: Januvia treats diabetes. The negotiated price is $113 (£103), down 79%. Fiasp, Fiasp FlexTouch, Fiasp PenFill, NovoLog, NovoLog FlexPen, NovoLog PenFill: These are insulin medications, treat diabetes. The negotiated price is $119, down 76%. Farxiga treats diabetes, heart failure and chronic kidney disease. The negotiated price is $178.50, down 68 %. Enbrel treats rheumatoid arthritis, psoriasis and psoriatic arthritis. The negotiated price is $2,355, down 67%. Jardiance treats diabetes, heart failure and chronic kidney disease. The negotiated price is $197, down 66%. Stelara treats psoriasis, psoriatic arthritis, Crohn's disease and ulcerative colitis. The negotiated price is $4,695, down 66%. Xarelto prevents and treats blood clots and reduces risk of coronary or peripheral artery disease. The negotiated price is $197, down 62%. Eliquis prevents and treats blood clots. The negotiated price is $23, down 56%. Entresto treats heart failure. The negotiated price is $628, down 53%. Imbruvica treats blood cancers. The negotiated price is $9,319, down 38%. ...