The best approach is to combine a fast-acting source of nicotine, like a mouth spray or vape with a slow-acting source of nicotine like a patch that eases you out of dependence without tipping you into withdrawals
Fujimori I, Goto R, Kikushima K, Ogino J, Hisamatsu K, Murakami Y, Yamada T: [Isolation of alpha-streptococci with inhibitory activity against pathogens, in the oral cavity and the effect of tobacco and gargling on oral flora]
"There are thousands of vape flavours," he said
Regardless, any drug can be toxic if not used responsibly and no matter what path one chooses, there are always risks
No obligation.
By my mid-30s, who could believe anybody ever used to stand outside in the cold like that