Numbing Gel [Topical Anesthetic]

Numbing gel is a simple topical patch that efficiently and effectively transdermally anesthetizes the area of skin it is applied to.

INFO Please consult applicable local law before purchasing and/or utilizing this product. READ THE ADDITIONAL NOTES BELOW!


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WARNING This kit contains dangerous things. Use of this kit and/or any part of its contents is strictly at your own risk. Lidocaine and tetracaine can be lethal if used improperly. Dangerous Things highly recommends that purchasers of the numbing gel product obtain the services of a trained professional who is medically qualified and legally permitted to administer lidocaine and tetracaine topical gel.

Numbing gel is a simple topical gel that efficiently and effectively transdermally anesthetizes the area of skin and immediate underlying tissues it’s applied to. Each packet contains 6% lidocaine and 4% tetracaine combined in the same product. Biohackers have been known to use numbing gel as a localized pain blocking agent to allow simple subdermal procedures to be painlessly performed by professional medical or licensed body modification artists. Unlike our Pain Management Kit, topical anesthetics have far less stringent legal restrictions for numerous geographies. It is still your responsibility to check with local authorities to ensure your purchase and use of numbing gel is permitted in your local jurisdiction.

Numbing gel use

  • Do not apply to broken skin
  • Do not use on persons under 100lbs (~45kg)
  • Do not apply more than one packet within a 24 hour period


Exposure Warning

Research of various online medical drug databases resulted in the suggested maximum safe exposure to lidocaine be calculated at 4.5 mg/kg (2 mg/lb). Lidocaine toxicity often presents as nervous system side effects. Metallic taste, numb lips, yawning, restlessness, excitement, agitation, dizziness, blurred vision, muscle twitching, confusion, tinnitus, drowsiness, vertigo, paresthesias, and even seizures, cardiac and respiratory arrest have been reported. Rare cases of seizures following topical or subcutaneous administration of lidocaine have been reported. If you feel you have been exposed to an unsafe amount of lidocaine, or exhibit any of the above-mentioned symptoms, please contact your local emergency services immediately.

Legal Considerations

The Dangerous Things PMK contains Xylocaine 2% USP. Xylocaine is the AstraZeneca brand name for the drug lidocaine, which is definitely a dangerous thing. Numbing gel may not be registered and/or approved for sale in all countries or regions. Indications of use may also vary by country and region. Product images are for reference only. Please contact your government representatives for product restrictions and legal information.

Numbing gel contains 6% Lidocaine and 4% tetracaine combined in the same product. For US citizens, neither lidocaine or tetracaine are currently listed on any of the DEA’s schedules for controlled substances, and is legal to possess and sell at the federal level. However, there are several laws at various other levels of government regarding the use and administration of lidocaine or tetracaine. Please consult applicable law before purchasing and / or utilizing this product. For more information, please read our FAQ post on the subject.