 Dr. Shenz is a line of high quality Chinese herbal medicines made from the finest imported whole herbs. All of Dr. Shenz herbal patent remedies are manufactured in the USA in modern FDA-inspected, GMP-approved pharmaceutical plants. Stomach curing. For fast relief of nausea, simple indigestion, overindulgence, motion sickness, or chemo-induced nausea, stomach curing, or po-chai, redirects the rebellious stomach chi downward. For occasional use in minor discomforts or other digestive complaints, stomach curing is also recommended as a hangover remedy. Allergy. Allergy provides support for pollen, dust, dander, and seasonal airborne allergies, temporarily relieving symptoms such as sneezing and itchy eyes and throat, not recommended for food allergies. Yin-chao pills. Cold flu. Formulated in the late 18th century, Yin-chao is Asia's top-selling cold remedy. Taken promptly at the first sign of illness, this formula helps to clear pathogens, relieve toxicity, and alleviate irritability. If you have any questions about Dr. Shenz Chinese herbal medicines, please call, visit, or email the Professional Supplement Center, and one of our knowledgeable staff will be happy to assist you.