Eating grapefruit or drinking grapefruit juice can affect some medicines. In most cases, it increases the level of the medicine in your blood. This can increase the risk of side effects or alter the effect that the medicine has.
Health Benefits and Therapeutic Uses of Buckthorn. 1  The plant helps clean toxins from the body. 2  It can be strongly purgative and it is therefore used in the treatment of constipation. In some cases, where a patient has had rectal surgery, this herb is given so that the patient has soft stools that do not aggravate the surgery area.
About. Purging Buckthorn, sometimes simply known as just 'Buckthorn', is a small, spiny tree of woodland, scrub and hedgerows on chalky soils. It is widespread, but scarce, across the lowland areas of central and eastern England.lusters of small yellow-green flowers appear in late spring and bunches of poisonous black berries ripen in autumn. Purging Buckthorn is the main foodplant of the Brimstone Butterfly in the areas where it grows, but Alder Buckthorn is used as an alternative.