Capsaicin—the ingredient that gives chili peppers their heat—turns the lidocaine derivative QX-314 into an injectable local anesthetic that blocks pain without causing the paralysis or numbness ...

Spinal injections to treat back pain are typically safe. However, side effects can occur, such as bleeding, infection, increased pain, headache, and more. Doctors may suggest spinal injections to ...

While epidurals are generally safe, they still carry a degree of risk and some side effects, including headache, soreness, and a decrease in blood pressure. In rare situations, they may also result in ...

Conventional intravenous anesthetics can trigger side effects such as low blood pressure and are poorly tolerated by young and elderly patients, particularly individuals with cardiovascular disease, ...

Effective and safe anesthetic protocols are required for a variety of surgical and diagnostic procedures in chinchillas. Alfaxalone, a new anesthetic agent in the United States, can be administered ...