For Allergy and Asthma, Herbs Can Help and Harm
- In a study on rats, a formulation of herbal Chinese medicines called MTSD
was just as effective as a more conventional steroid medication in the
treatment of asthma.
- Another Chinese medicine, ding-chan tang, showed some effect against
asthma, but not as much as the other two treatments.
- Researchers caution consumers about taking alternative medicines, including
echinacea, because the substances may cause serious, even fatal,
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