A version of this article first appeared in CNBC's Healthy Returns newsletter, which brings the latest health-care news straight to your inbox. Subscribe here to receive future editions.Drugmakers are increasingly using telehealth platforms to sell their medicines directly to patients – and it's exactly what President Donald Trump wants. Amgen is the latest company to wade into the direct-to-consumer space, announcing on Monday that it will offer its cholesterol-lowering drug Repatha at a cash price 60% bel ...