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Botanical illustration of Grindelia
MedicinalSourced entry

Grindelia

Grindelia robusta

Gumweed, a daisy-family plant whose above-ground parts are recognized in Europe as a traditional medicine for cough with a cold in adults.

Safety at a glance

Tap a box to read the safety notes below. “Nothing recorded” means our sources don't cover it, not that it's safe.

What is Grindelia?

Plant family
Asteraceae, the daisy family
Parts used
The above-ground parts (herb)
Genus
Grindelia
Species
robusta

Also called

Gumweed, Grindelia squarrosa

Traditionally used for

  • Cough
  • Colds

Traditionally described as

  • Traditionally used for cough

Health topics

Where Grindelia appears in symptom search, and why. Being listed doesn't mean it's a proven treatment.

Traditions that use it

How it's prepared

Common ways Grindelia is prepared or sold. This isn't advice on how to take it; see Safety below.

Safety

Allergies

  • Don't use it if you're allergic to grindelia or other daisy-family plants.[1]Health agency

Side effects

Pregnancy

  • Its safety during pregnancy and breastfeeding hasn't been established, so it isn't recommended at these times.[1]Health agency

How much to use

  • Not recommended for anyone under 18. See a doctor straight away if symptoms get worse or you get shortness of breath, a high fever or colored phlegm, and if symptoms last more than 1 week.[1]Health agency

What does the research say?

Traditional use

These are traditional uses, not proven treatments.

  • Based on long-standing use, the European Medicines Agency recognizes grindelia as a traditional herbal medicine to relieve cough with a cold in adults. It is taken as a tea, liquid extract or tincture.[1]Health agency

Laboratory & animal research

Lab and animal results show what might be worth studying in people. They don't show that the herb has these effects in humans.

  • Grindelia is one of several plants traditionally used in Europe for breathing problems. In lab tests on human immune cells and airway cells, its compounds reduced signals that drive inflammation.[2]Study

In short

For adults only; avoid if you're allergic to daisy-family plants.

Sources

  1. [1] Community herbal monograph on Grindelia robusta Nutt., Grindelia squarrosa (Pursh) Dunal, Grindelia humilis Hook. et Arn., Grindelia camporum Greene, herba (EMA/HMPC/748220/2011) — European Medicines Agency, Committee on Herbal Medicinal Products (HMPC)Government health agency
  2. [2] Inula helenium and Grindelia squarrosa as a source of compounds with anti-inflammatory activity in human neutrophils and cultured human respiratory epithelium — Journal of Ethnopharmacology · DOI: 10.1016/j.jep.2019.112311Peer-reviewed study

This information is educational and traditional in nature, and is not a substitute for professional medical advice. Unfamiliar word? See what these words mean.