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A 43-year-old member asked:

For how long does a lidocaine patch work?

1 doctor answer2 doctors weighed in
Dr. Anthony Pollizzi
Anesthesiology 37 years experience
Hours: It will just last for some hours.
Created for people with ongoing healthcare needs but benefits everyone.

Similar questions

A 47-year-old member asked:

How exactly does a lidocaine patch work?

2 doctor answers3 doctors weighed in
Dr. David Rosenfeld
Pain Management 28 years experience
See below: Lidocaine alters signal conduction in neurons by blocking the fast voltage gated sodium (na+) channels in the neuronal cell membrane that are responsible for signal propagation. When blocked the membrane of the postsynaptic neuron will not depolarize and will thus fail to transmit an action potential.
Created for people with ongoing healthcare needs but benefits everyone.
A 34-year-old member asked:

Would a lidocaine patch work for menstral cramps?

1 doctor answer3 doctors weighed in
Dr. Anthony Pollizzi
Anesthesiology 37 years experience
No: It will only only for skin type lesions, like shingles.
Created for people with ongoing healthcare needs but benefits everyone.
A 38-year-old member asked:

How can a lidocaine patch work?

1 doctor answer2 doctors weighed in
Dr. Gary-Anthony Lawson-Boucher
Anesthesiology 23 years experience
Topical analgesia: Lidocaine is a local anaesthetic. A Lidocaine patch is a topical analgesic. The patch has a membrane loaded with Lidocaine and a chemical which allows the Lidocaine to cross the skin.
Created for people with ongoing healthcare needs but benefits everyone.

Related questions

A male asked:
What is lidocaine patch 5% used for?
2 doctor answers8 doctors weighed in
A 48-year-old member asked:
Would a lidocaine patch relieve pain?
1 doctor answer3 doctors weighed in
A 41-year-old member asked:
Is lidocaine patch 5% available over the otc?
2 doctor answers7 doctors weighed in
A 43-year-old member asked:
Any ideas why lidocaine sometimes does not work?
1 doctor answer2 doctors weighed in
A 31-year-old member asked:
Lidocaine doesn't work as anaesthetic for me! is there anything else?
2 doctor answers4 doctors weighed in
Last updated Aug 19, 2017

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