In rats, the approach extended local anesthesia from hours to weeks, suggesting a possible path toward much longer-lasting ...

The US Food and Drug Administration (FDA) has issued draft guidance on the development of local anesthetic products with a prolonged duration of effect that can last for days. The guidance, published ...

Nanoparticle-based systems for local anaesthesia harness submicrometre carriers to deliver anaesthetic agents directly to peripheral nerves or tissue sites, thereby prolonging analgesic effect while ...

(YakobchukOlena/iStockphoto/Getty Images) Every day, thousands of people are put under general anesthesia as a routine part ...

A new molecule developed by University at Buffalo researchers acts like a local, long-lasting anesthetic, providing robust pain relief for up to three weeks, according to the results of preclinical ...

When patients undergo general anesthesia, doctors can choose among several drugs. Although each of these drugs acts on neurons in different ways, they all lead to the same result: a disruption of the ...

A pregnant woman in labor is suddenly told she needs an emergency cesarean section. Do you top up through the indwelling ...

With local anesthesia, the injection technique, not just the "anesthetic agent itself," influences the pain. Cutaneous pain is sensed by free nerve endings. The dermis, in particular, contains many ...