--- title: "Arnica: Benefits, Uses & Side Effects | Herbadex" description: "Gels and creams with arnica flower are used only on the skin for bruises, sprains and localised muscle pain; never on broken skin or by mouth." language: en url: https://herbadex.com/en/herb/arnica/ source: Herbadex (https://herbadex.com) --- [Clay, Soap & Other](https://herbadex.com/en/form/other/) # Arnica Arnica montana T Traditional use Gels and creams with arnica flower are used only on the skin for bruises, sprains and localised muscle pain; never on broken skin or by mouth. [Joints, Bones & Pain](https://herbadex.com/en/for/joints-pain/) Image: Herbadex Botanik Stüdyosu · Özel Üretim Pregnancy **⚠ Avoid** Breastfeeding **Unknown** Children **⚠ Avoid** Drug interactions **No recorded interactions** ## At a glance The EMA classes creams, gels and compresses made from arnica flower as a traditional herbal medicine for bruises, sprains and localised muscle pain. Apply them only to intact skin. People allergic to the daisy family should not use arnica. **Parts used:** flowers **Key constituents:** Helenalin (Sesquiterpene Lactones) Updated: October 15, 2026 ✓ This herb record is backed by official European Medicines Agency (EMA HMPC) herbal monographs. ## What is it used for? - T Traditional use Traditionally used on the skin to relieve bruises, sprains and localised muscle pain. \[1\] ## How is it used? ### Topical Apply a thin layer of cream or gel containing 20–25% arnica tincture. **Amount:** 2–3 times daily **Duration limit:** See a doctor if no better within 3–4 days \[1\] ## Safety & interactions **⚠ External use only** Minimum age: 12 years - For external use only; do not swallow. - Do not apply to broken or irritated skin. - Do not use if you are allergic to the daisy family (Asteraceae). - Not recommended under 12 or during pregnancy. \[1\] ### Drug interactions No recorded interactions ### Side effects - Allergic reactions such as itching, redness or eczema #### ⚕ When to see a doctor - If high fever, shortness of breath or purulent/bloody phlegm develops - If symptoms do not improve within 1–2 weeks or worsen - If severe abdominal pain, jaundice, rash or allergic reaction occurs ## Did you know? Arnica is applied to skin only; the EMA does not assess any oral use. \[1\] ## Frequently asked questions Does arnica help bruises? The EMA accepts arnica preparations as a traditional skin remedy for bruises, sprains and muscle pain. Can arnica be taken by mouth? No. The assessment covers only products applied to the skin. Can I put arnica on an open wound? No, apply it only to intact skin. How long can I use arnica? See a doctor if there is no improvement within 3–4 days. ## Sources 1. [Community herbal monograph on Arnica montana L., flos](https://www.ema.europa.eu/en/documents/herbal-monograph/final-community-herbal-monograph-arnica-montana-l-flos_en.pdf) EMA HMPC · 2014 ### Cite This Page Arnica (Arnica montana). Herbadex — Doğal Şifa Rehberi (2026). https://herbadex.com/en/herb/arnica/ ## Related guides and comparisons - [How to Prepare Herbal Tea](https://herbadex.com/en/guide/how-to-prepare-herbal-tea/) - [How to Use Essential Oils Safely](https://herbadex.com/en/guide/essential-oil-safety/) - [Herbal Products and Drug Interactions](https://herbadex.com/en/guide/herb-drug-interactions/) ## On this page At a glance What is it used for? How is it used? Safety & interactions Did you know? Frequently asked questions Sources Related herbs ## Related herbs ### [Ginger](https://herbadex.com/en/herb/ginger/) A Strong clinical evidence Zingiber officinale Powdered ginger root taken before travel may help prevent motion-sickness nausea; it is also traditionally used for mild indigestion. 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