- Do not self-medicate with ginseng while taking any type of anticoagulant medication. To do so can thin the blood too much, leading to possible internal bleeding. For information on how to safely switch from a synthetic anticoagulant to ginseng, talk to your physician.

- Do not self-medicate with ginseng while taking any type of vasodilator medication. To do so can overdilate blood vessels. For information on how to safely switch from a synthetic anticoagulant to ginseng, talk to your physician.

- If you are pregnant, nursing, trying to conceive or are taking any type of medication, please consult your physician before using ginseng.

- To avoid dangerous interactions between prescription medication and herbal medicine, individuals with AIDS, cancer, a connective tissue disease, heart disease, kidney disease, liver disease, tuberculosis, or any other chronic illness should consult their physician before using any herb.