Oral viscous lidocaine 2% solution should not be used to treat infants and children with teething pain, according to a safety alert issued on Thursday by the U.S. Food and Drug Administration (FDA).

At the March visit, the patient received one lidocaine injection, which consisted of 2 ml of lidocaine (2%) and 1 ml epinephrine (1:100,000), in his gingiva. About one minute later, he was given a ...