Pre-Clinical Study of Inhaled Propylene Glycol Found No Adverse Respiratory Effects

This study provides pre-clinical evidence that the use of propylene glycol as an excipient for the delivery of drugs by inhalation appears to be acutely safe.The study adds to existing evidence of the acute safety of inhaled propylene glycol. However, further study of the potential long-term effects of propylene glycol inhalation is necessary.Nevertheless, these results help support the contention that the use of electronic cigarettes to quit smoking is a reasonable clinical approach to smoking cessation.
Source: The Rest of the Story: Tobacco News Analysis and Commentary - Category: Health Medicine and Bioethics Commentators Source Type: blogs