Published July 6, 1988; Revised March 13, 1990.
List of German Commission E Monographs (Phytotherapy)
Primulae flos, primrose flower. [This herb is not evening primrose, Oenothera biennis.]
Primrose flower consists of the dried, whole flowers with calyx of Primula veris L. and/or P. elatior (L.) Hill [Fam. Primulaceae], as well as its preparations in effective dosage.
The calyces contain saponins.
Catarrhs of the respiratory tract.
Known allergies to primrose.
Gastric discomforts and nausea can occasionally occur.
2 - 4 g of drug; 2.5 - 7.5 g of tincture (according to Erg. B. 6); equivalent preparations. Mode of Administration Comminuted herb for teas and other galenical preparations for internal use.