5-(N-Ethyl-N-isopropyl)-Amiloride (EIPA)
Benzonatate
Sparteine
cariporide
Ambroxol
Disopyramide
(-)-Sparteine Sulfate
Cinchocaine
GS967
Levobupivacaine
Benzocaine hydrochloride
Meticrane
Nefopam HCl
Tolperisone HCl
Benzocaine
Mexiletine HCl
Phenazopyridine HCl
Chloroprocaine HCl
Dibucaine HCl
Levobupivacaine HCl