Answer
Harm is considered unlikely when an inhaled product is used as directed, although specific pregnancy studies are lacking. Ask a pharmacist, midwife or prescriber if concerned.
Sources for this answer
- Menthol and Eucalyptus Inhalation BP 1980 — Current selected SmPCemc · Summary of Product Characteristics
- UK Teratology Information ServiceUK Teratology Information Service · Reputable Web
General medicine information. Follow the instructions for your own medicine and speak to a pharmacist or clinician about your individual circumstances.