SummaryThis review focuses on contact dermatitis as an adverse effect of a selection of topically used herbal medicinal products for which the European Medicines Agency has completed an evaluation up to the end of November 2013 and for which a Community herbal monograph -now (since 2014) † called a 'European Union herbal monograph' -has been produced. The present part 4 addresses species from Solidago virgaurea L. to Vitis vinifera L.