This blog provides insights on the profitability of an e-prescribing business, particularly in the direct-to-consumer (DTC) space. It covers important metrics such as customer acquisition cost (CAC), lifetime value (LTV), LTV/CAC ratio, gross margins, and cash flows, and how they can be used to evaluate the profitability of e-prescribing businesses. The blog also provides a case study of Hims & Hers and offers guidelines for evaluating a DTC e-prescribing business.