Informing Oral Nicotine Pouch Regulations to Promote Public Health

Undergo blood sample and oral mucosa sample collection

Smoke usual brand cigarette

Insert low FBN R/S ONP

Insert low FBN \> 99% S ONP

Insert high R/S ONP

Insert high FBN \> 99% ONP

Insert ST

Ancillary studies

Receive text with a link to daily diary surveys