Dyclonine (DYC) was introduced in 1932 in the form of a throat lozenge sold under the brand name Sucrets. These lozenges are still sold over-the-counter in pharmacies and can reduce pain from a sore throat. Dyclonine can also be made into a mouth rinse that is used by dentists before hygiene appointments or dental procedures. At one point there was a commercially available dyclonine mouth rinse but it has since…

Tetracaine is a potent ester used as a topical anesthetic for ENT procedures. Tetracaine is effective for anesthetizing accessible mucous membranes including the larynx, trachea, and esophagus. Onset is within 6-12 minutes and the effects can last up to two hours. Tetracaine has ten times the potency of procaine and has been shown to be a superior topical anesthetic for nasal procedures. It produces greater decreases in pain perception than…

Mouthwashes/mouth rinses are an effective way to prevent and manage oral disease, reduce plaque, make dental procedures easier, and improve healing. This method of delivery is useful because it affects the entire mouth at once and does not involve needles. There are both OTC and prescription mouth rinses available with many different uses. Some oral rinses contain anesthetic ingredients that can make hygiene visits easier. Others contain antiseptic ingredients that…