​ Conditions: Nicotine; Vaping; Synthetic Nicotine; Nicotine Analogues

Interventions: Other: Vaping of synthetic S-nicotine; Other: Vaping of racemic nicotine (S-/R-nicotine); Other: Vaping of 6-methylnicotine

Sponsors: Insel Gruppe AG, University Hospital Bern; Swiss Tobacco Prevention Funds

Not yet recruiting Conditions: Nicotine; Vaping; Synthetic Nicotine; Nicotine Analogues
Interventions: Other: Vaping of synthetic S-nicotine; Other: Vaping of racemic nicotine (S-/R-nicotine); Other: Vaping of 6-methylnicotine
Sponsors: Insel Gruppe AG, University Hospital Bern; Swiss Tobacco Prevention Funds
Not yet recruiting