Hurricane One Oral Pain Relief Unit Dose Sprays 0.5 mL with 20% Benzocaine (25/Box)Hurricane One oral pain relief unit dose non aerosol sprays 0. 5 mL with 20% benzocaine is a topical pain relief medication that is applied directly onto the affected area. It comes in pre measured unit doses, with each spray containing 0. 5 mL of medication. The active ingredient, benzocaine, is a numbing agent that helps alleviate pain and discomfort. This product is specifically designed to provide relief for oral pain, such as toothaches or canker