Not for use in pregnancy except under the supervision of a qualified healthcare practitioner. Not for use in persons with hypertension, liver disorders, edema, severe kidney insufficiency, low blood potassium, or heart disease. Persons with allergies to members of the Asteraceae family should exercise caution with echinacea, due to the presence of echinacea pollen. Marshmallow root should be taken with at least 250ml (8 oz) of liquid. Orally administered drugs should be taken 1 hour before use or several hours after, as marshmallow may slow the absorption. Not for use in therapeutic doses except under the supervision of a qualified healthcare practitioner.