There are a few different reasons that the testicles may itch. Probably the most common is simply irritation of the skin from moisture and chafing from clothing. This is very common especially if you have been exercising regularly or otherwise sweating, but it can occur at any time.
Common Side Effects of Lidocaine. 1  High blood pressure. 2  Swelling or swelling or redness of the skin at the site of injection if receiving lidocaine via injection into the veins. 3  Constipation, nausea, and/or vomiting. 4  Confusion, dizziness, headache, funny feeling or tingling in the toes, fingers, or hands.
DOSAGE AND ADMINISTRATION. Apply LIDODERM to intact skin to cover the most painful area. Apply the prescribed number of patches (maximum of 3), only once for up to 12 hours within a 24 hour period. Patches may be cut into smaller sizes with scissors prior to removal of the release liner.OSAGE AND ADMINISTRATION. Apply LIDODERM to intact skin to cover the most painful area. Apply the prescribed number of patches (maximum of 3), only once for up to 12 hours within a 24 hour period. Patches may be cut into smaller sizes with scissors prior to removal of the release liner.