Does lidocaine help with pain?
Does lidocaine help with pain?
user
I don’t know about lidocaine.  Would you like me to look that up?
assistant
Yes that would be great.
user
Lidocaine is a local anaesthetic drug which is used to block pain sensations, as opposed to more general anaesthetics which block all sensations.    I found a scientific review about lidocaine and pain which includes these findings:
assistant
Do you think a patch or a cream would be better?
user