The invention provides compounds of Formula (I), or pharmaceutically acceptable salts thereof:
The compounds, compositions, methods and kits of the invention are useful for the treatment of pain, cough, itch, and neurogenic inflammation.
The invention provides compounds of Formula (I), or pharmaceutically acceptable salts thereof:
The compounds, compositions, methods and kits of the invention are useful for the treatment of pain, cough, itch, and neurogenic inflammation.