There are only a few situations in which mistletoe therapy is not indicated:
Even if an allergy-like ("pseudoallergic") reaction occurs this does not mean that you do not generally tolerate mistletoe therapy. The doctor can then choose a preparation with a very low concentration and slowly increase it.
Since the effects of Iscador on pregnancy, birth and the development of the child after birth, especially on the formation of blood cellular components and the immune system of the unborn child/infant, have not been investigated, a possible risk for humans is not known. Caution should therefore be taken when using the product during pregnancy and the breast-feeding period.