Last month Otsuka Pharmaceutical and Proteus Digital Health won U.S. Food and Drug Administration approval for what’s being hailed as the first digital pill. Abilify Mycite, a drug-device combination that marries Otsuka’s Abilify, used to treat schizophrenia, with Proteus’ ingestible sensor, wearable sensor, and smartphone app intended to monitor and improve compliance. We spoke to George Savage, chief medical officer of Proteus, about the technology, other potential uses, and how it may help address the quality and cost of healthcare.