Orajel Immediate Toothache Pain Relief Maximum Strength Gel .25 oz Tube Expires 2013. Orajel Maximum Strength Toothache Pain Relief Gel is maximum strength medicine that provides immediate, effective relief from toothache pain. The gel form allows users to have more control of product placement during application. Analgesics taken internally (such as Tylenol®, aspirin or Advil®) can take up to thirty minutes to be effective, but Orajel Toothache gel goes right to the source of the pain for immediate relief.