Original sentence: Insufflation can also be synonymous with inhalation.Psychoactive substances are often inhaled nasally for the purpose of intranasal absorption through the mucous membrane, which is often more rapid, or more complete, than gastrointestinal absorption
Edited sentence: Psychoactive substances are often insufflated nasally for the purpose of intranasal absorption through the mucous membrane, which is often more rapid, or more complete, than gastrointestinal absorption