They test for all of the above. They also seemed to be the most concerned about other important things like protecting the earth and plants while harvesting, reasonable prices and recycled packaging. No, it should not. Practitioners of Chinese medicine do not believe, when it comes to medical treatment, that it is alright to rob Peter to pay Paul. The entire organism is seen as an interdependent whole.
Side effects are a sign that a medicinal has caused an imbalance in a tissue, organ, or function.
Such side effects contradict Chinese medicine's holistic view. It is my job to make sure that I prescribe exactly the right herbs for your presenting condition. It is normal that your formula will need to be adjusted weekly or monthly as your condition changes. There are only a few documented bad reactions in the 50 years or so that thousands of people have been combining both Chinese herbal and Western medicine. I count on you to make sure that you have informed me of any drugs that you are taking.