| Term | Definition |
|---|---|
| UDI | Unique Device Identifier |
| UNITAID | A global health initiative that works to improve access to and affordability of drugs, diagnostics, and other health tools for HIV/AIDS, malaria, and tuberculosis in low- and middle-income countries. It operates by shaping markets and investing in innovations. |
| UTI | Urinary tract infection |
| uUTI | Uncomplicated urinary tract infection |