A Client Diagnosed with Hypertension Has Had Well-Controlled Follow-Up of Her

Multiple Choice

A client diagnosed with hypertension has had well-controlled follow-up of her blood pressure for the past six months. At today's clinic appointment, the client's blood pressure is 198/102. The client insists she has been taking her prescribed antihypertensive medication, but also added a "herbal" tablet because she heard it was supposed to be good for her. Of the following, which is most likely interfering with the client's antihypertensive?

A) Garlic.
B) Milk thistle.
C) Ginseng.
D) Valerian.