About lidocaine base
Local anesthetic
Used for
- Temporary numbing of skin or mucous membranes
- Relief of pain or discomfort during minor procedures
Usual adult dose
Varies by application and product; use the smallest effective amount as directed on the label.
Usual dose in children
Depends on age, body weight, and application site; use only as directed by a clinician or product label.
Common side effects
- Temporary burning, stinging, or irritation
- Numbness or altered sensation
- Dizziness or drowsiness
- Rarely, seizures or abnormal heart rhythm from excessive absorption
Important warnings
- Excessive use or application to large or damaged areas can cause serious toxicity.
- Avoid eyes; numbness can increase risk of burns or injury.
- Do not spray into the throat unless specifically directed; impaired swallowing can cause choking.
- Seek emergency care for seizures, fainting, breathing problems, or irregular heartbeat.
Pregnancy
Absorption varies with use; consult a healthcare professional before use during pregnancy.
Breastfeeding
Use cautiously; avoid application where an infant could ingest it. Ask a healthcare professional for guidance.
Interactions
- Other local anesthetics may increase toxicity.
- Medicines affecting heart rhythm may increase cardiac risks.
- Some medicines that slow lidocaine breakdown can increase blood levels.
AI-generated from general medical knowledge, not from this product's official leaflet. It may be incomplete or out of date. Not medical advice — ask a pharmacist or doctor before making any decision.