Heating Pad Lidoderm Patch -

If you have used heat and feel dizzy, lightheaded, or have ringing in your ears, remove the patch immediately and seek medical help. Usage Tips & Alternatives How To Use Lidocaine - BuzzRx

Absorbing too much lidocaine can cause life-threatening side effects, including seizures, cardiac arrhythmias, and respiratory arrest. Heating Pad Lidoderm Patch

Applying external heat—such as heating pads, electric blankets, or even sitting in a hot tub—increases blood flow to the skin and accelerates the absorption of lidocaine into your bloodstream. This can lead to: If you have used heat and feel dizzy,

Because the patch numbs the skin, you may not feel if a heating pad is becoming hot enough to cause severe burns. or have ringing in your ears