IL-12 or IL 12 may refer to:
- Interleukin 12, a protein encoded in humans
- Ilyushin Il-12, a Soviet twin-engine airliner and military transport aircraft
- Illinois's 12th congressional district
- Illinois Route 12, a highway in Illinois, United States
This disambiguation page lists articles associated with the same title formed as a letter–number combination.
If an internal link led you here, you may wish to change the link to point directly to the intended article.
If an internal link led you here, you may wish to change the link to point directly to the intended article.