Pills equipped with tiny needles can inject a body from the inside
The ingestible devices administer medicine and then pass out through the digestive tract
![Swallowable medical devices](https://i0.wp.com/www.sciencenews.org/wp-content/uploads/2019/02/020619_MT_high-tech-pills_feat.jpg?fit=866%2C463&ssl=1)
INGESTION OVER INJECTION Swallowable medical devices, each about the size of a pea, could give painless injections inside the stomach.
Felice Frankel