Some over-the-counter (OTC) topical creams ... creams or patches can be applied directly to the affected area, and the numbing effect typically lasts for several hours. Lidocaine may cause ...

What’s the fastest way to treat cold sores? Learn expert-backed remedies, treatments, and prevention strategies to keep those ...

Benzocaine is a local anesthetic (numbing medication ... Your body may absorb more of this medicine if you use too much, if you apply it over large skin areas, or if you apply heat, bandages ...