No. Always consult your Western physician prior to changing doses or stopping medication you are currently on.
In many situations Chinese Medicine treatments are used as complementary therapies. Whether for purpose of addressing certain aspects of a complex condition, or reducing side effect of conventional treatment, the effect of acupuncture and Chinese herbal medicine phases-in gradually. Even in cases where it is commonly known that conventional medicine offers no profound effect apart from symptomatic relief, stopping your medication abruptly could cause undesirable effect and sudden shock to the body.