An intramuscular injection delivers medication into a muscle. Doctors frequently use intramuscular injections to administer vaccines and certain other drugs. Injection sites include the upper arm, hip ...

Alprostadil is a medicine that men take for ED (erectile dysfunction). It’s only available by prescription. You can get alprostadil injected directly into the penis. Or you can use it as a suppository ...

Madison, Wis.-based UW Health’s virtual injection classes teach patients how to self-administer medications at home to keep them out of clinics for nonemergency procedures due to COVID-19. Once a drug ...

Swallow the wrong microbe, and you might end up in the hospital with a needle or two in your arm — and plenty of itty-bitty bacterial needles poking at you from the inside. That’s because many ...