There is no authoritative information on the contraindications to the compounding of Jianqu. Contraindications usually refer to the fact that certain Chinese medicines cannot be used together, such as ginseng and quinoa, licorice and seaweed. Jianqu is a proprietary Chinese medicine containing 22 Chinese medicines such as Polygonum multiflorum, Cang Er Herb, Artemisia annua and Bitter Almonds, etc. There is no authoritative data indicating that there are contraindications to the use of Jianqu. Jianqu has the effect of relieving the surface and harmonizing the middle, and is often used for headache caused by cold and heat (headache caused by wind-cold that enters the interior and turns into heat), vomiting and distension (nausea, vomiting, abdominal distension and discomfort), and food stagnation and obstruction of the middle (food and drink stagnation in the middle jiao) and other illnesses. This medicine is not suitable for wind-heat colds and should not be used with tonic herbs. Avoid smoking, alcohol and spicy, cold and greasy food. It is contraindicated for those who are allergic to the product, and should be used with caution by allergy sufferers. Jianqu is a non-prescription drug, although the adverse effects are not yet clear, but should not be taken indiscriminately, the specific use of medication is recommended under the guidance of a doctor.