Using video games as medical treatments seemed promising, but a stunning failure raises questions about the future of digital therapeutics

A child plays EndeavorRx, Akili's prescription video game for ADHD.

Akili Interactive

• The digital-therapeutics pioneer Pear was sold for parts in an auction on May 18 for $6 million.
• Companies like Pear and Akili have struggled to get payers and providers on board with their tech.
• Experts warn more that failures may be on the horizon for the $3.9 billion industry.

A group of healthcare companies has spent the past decade building new technologies to treat patients with prescription software...