Chinese herbal patent
Chinese herbal patent medicines are manufactured from raw herbal materials into tiny pills or liquid extracts for ingestion and plasters and liniments for external use. The pills are small, spherical and black like a black pearl. They are called teapills because the herbs are cooked into an herbal tea to make the pills.
Patent medicines have been a convenient form of herbal medicines for centuries. They are easy to take and patient compliance tends to be high. New patent medicines are being produced on the basis of modern research finding leading to incorporation of the best of science and traditional medicine.