Case mothers were more than four times as likely as control-group mothers to report use of at least one vasoconstrictive recreational drug before pregnancy.    From Wordnik.com.  [PhysOrg.com - latest science and technology news stories] Reference

When her blood pressure and pupillary response were normal, the next things we looked at were room humidity, air filtration, and aromatherapy, if you will, with eucalyptus oil, often safer and more effective than vasoconstrictive decongestants.    From Wordnik.com.  [Citizendium, the Citizens' Compendium - Recent changes [en]] Reference