Routes of administration: oral, insufflation, enema, rectal, intravenous.
Insufflation? : (Latin: insufflation “blowing on” or “into”) is the act of inhaling something (such as a gas, powder, or vapor) into a body cavity.
Ah! … Woaw … :
Onset of action: Up to 45 minutes
Addiction liability: None
… Midnight trip round the caffea train …