Ay hirap yan kasi depende talaga sa ingredients at kung gaano kalaki ang exposure, pero honestly mas safe kung mag-check muna with your OB or pediatrician, especially if for baby or pregnancy yan! A few of us mums have used Vicks during pregnancy pero nilagyan lang ng malaking tulog at ventilation, never directly sa baby or sa face, pero para sigurado talaga better ask your doctor muna kasi bawat person and situation ay different. Better safe than sorry diba!