Lidocaine Side Effects and Warnings

What are the precautions when taking this medicine?

• The patch may contain conducting metal. Remove patch before MRI.

• Check medicines with healthcare provider. This medicine may not mix well with other medicines.

• If you have liver disease, talk with healthcare provider.

• If you have a weakened heart, talk with healthcare provider.

• Avoid grapefruit and grapefruit juice.

• Do not put coverings (bandages, dressings, make-up) over the area unless told to do so by healthcare provider.

• Use caution on skin where a large area is involved or where there are open wounds.

• Tell healthcare provider if you are pregnant or plan on getting pregnant.

• Tell healthcare provider if you are breast-feeding.

Skin patch:

• Avoid use of heat sources (such as sunlamps, tanning beds, heating pads, electric blankets, heat lamps, saunas, hot tubs, heated waterbeds). Avoid long, hot baths or sunbathing. Your temperature may rise and cause too much medicine to be released at once.

What are some possible side effects of this medicine?

Skin:

• Skin irritation.

Eye:

• Eye irritation.

Oral:

• Mouth irritation.

Injection:

• Irritation where the shot is given.

• Feeling tired or weak.

• Feeling dizzy. Rise slowly over several minutes from sitting or lying position. Be careful climbing.

• Blurred vision.

• Numbness and tingling.

Reasons to call healthcare provider immediately

• If you suspect an overdose, call your local poison control center or emergency department immediately.

• Signs of a life-threatening reaction. These include wheezing; chest tightness; fever; itching; bad cough; blue skin color; fits; or swelling of face, lips, tongue, or throat.

• Difficulty breathing.

• Fast heartbeat.

• Significant change in balance.

• Significant change in thinking clearly and logically.

• Very nervous and excitable.

• Severe skin irritation.

• Severe mouth irritation.

• Severe numbness and tingling.

• Feeling extremely tired or weak.

• Any rash.

• No improvement in condition or feeling worse.