What is local anesthesia? Learn about when and why it's used, its types, and its side effects and safety.

Local anesthesia prevents pain during procedures by blocking nerves from transmitting pain signals to the brain. The effects of local anesthetic are short-lived, so healthcare teams primarily use ...

A new study has uncovered how the commonly used local anesthetic drug, lidocaine, activates bitter taste receptors to exert an anti-cancer effect in head and neck cancers. Given its low cost and ...

Local anesthetic may be broken down faster if the person goes for a walk or engages in activity after their treatment. Physical activity increases blood flow in the body.

Paravertebral blocks reduced postoperative opioid use and early pain scores in young children who underwent thoracotomy.

Managing postoperative pain requires physicians to strike a challenging balance between reducing pain through use of local anesthetics — which largely lose effectiveness beyond 24 hours — and ...

A new molecule acts like a local, long-lasting anesthetic, providing robust pain relief for up to three weeks.

Would there be a sort of local anesthetic on the market that one could apply (perhaps even spray) on a small area of the body that may need minor but painful treatment, like removing a large splinter ...

The CDC published updated recommendations for clinicians on how to help manage the pain some people may have when an IUD is inserted.

Andres Roberto Fiallos Estupiñan, accused of running down and killing a father who was jogging in his Shenandoah neighborhood ...

She was taken to the hospital where doctors determined she was likely suffering from lidocaine toxicity because a large amount of the local anesthetic was found in her body, per The New York Daily ...

Officials with U.S. Customs and Border Protection said that officers seized a shipment of 57 pounds of Ketamine in ...