Ubufasha bwiza budasabye kode bwo kureka umwotsi ni uburyo bwa nikotine busanzwe bukoreshwa bushya. Birashobora kuba byiza cyane kuri bamwe, ariko hari n'ibindi bikoresho bikomeye bishobora gutuma bikunzwe cyane. Nkuko mubizi, abakoresha itabi barashobora gukoresha nikotine n'ubundi buryo bwo kureka itabi. Ariko, abantu bishobora kugerageza byinshi, abasigaye baragera hejuru y'amafaranga atarenze ku$39 ku gusaba kode.