A 9-year-old San Diego girl died hours after a dental surgery. The medical examiner ruled it accidental, saying the death was caused by a rare blood disorder.

Silvanna Moreno, a Southern California third-grader, died hours after the procedure, which was performed under anesthesia at Dreamtime Dentistry in Vista on March 18, according to the San Diego ...

Clove oil contains eugenol, a chemical that acts as an anesthetic and antibacterial agent. It may be an effective treatment for toothache or tooth pain. Eugenol has been in use in dentistry since ...