Sultans Topex Topical anesthetic gel is Benzocaine 20% gel for use before dental procedures. Topex topical anesthetic dental cream comes in great tasting flavors and can be applied with a cotton tip applicator for preparation of Lidocain or Novocain or other anesthetic. You can also use this topical anesthetic gel before deep cleanings and prophylaxis. Oral numbing gel comes in a 1 ounce jar.