The following side effects may get better over time as your body gets used to the medication. Let your healthcare provider know immediately if you continue to experience these symptoms or if they worsen over time.
Common Side Effects
On unbroken skin:
- Pale skin (37%)
- Skin redness (30%)
On genitals:
- Skin redness (21%)
- Burning sensation (17%)
- Swelling (10%)
Less Common Side Effects
On unbroken skin:
- Swelling
- Itching
- Rash
- Changes in how you feel hot or cold temperatures
Lidocaine/Prilocaine serious side effects
Contact your healthcare provider immediately if you experience any of the following.
- Allergic reaction: rash, hives, trouble breathing, swelling
- Methemoglobinemia (a serious blood condition): pale, blue, or gray skin; headaches; dizziness; tiredness; a fast heartbeat; trouble breathing
Source: DailyMed
The following Lidocaine/Prilocaine side effects have also been reported
Along with its needed effects, a medicine may cause some unwanted effects. Although not all of these side effects may occur, if they do occur they may need medical attention.
Check with your doctor immediately if any of the following side effects occur:
Rare
difficulty with swallowing
large, hive-like swellings on the eyelids, face, lips, tongue, or genitals
severe dizziness or feeling faint
tightness in the chest
troubled breathing
Incidence not known
Blisters on the skin at application site
blue or blue-purple color of lips, fingernails, mouth, or skin
blurred or double vision
dark urine
dizziness or drowsiness
fainting
feeling hot, cold, or numb
headache
irregular or fast heartbeat
muscle twitching or trembling
ringing or buzzing in the ears
seizures
unusual excitement, nervousness, or restlessness
unusual tiredness or weakness
vomiting
Some side effects may occur that usually do not need medical attention. These side effects may go away during treatment as your body adjusts to the medicine. Also, your health care professional may be able to tell you about ways to prevent or reduce some of these side effects. Check with your health care professional if any of the following side effects continue or are bothersome or if you have any questions about them:
More common
Burning, swelling, itching, or skin rash at application site
white or red skin at the application site
Other side effects not listed may also occur in some patients. If you notice any other effects, check with your healthcare professional.
Call your doctor for medical advice about side effects. You may report side effects to the FDA at 1-800-FDA-1088.
