Quick-acting cold capsule is mainly used for symptoms such as nasal congestion, headache, sore throat, fever, fear of cold and chills caused by cold. It belongs to cold and flu medicine, also commonly known as aminogalactam capsule, belongs to over-the-counter medicine, adults take 1-2 capsules orally 1 time, 3 times a day. Its adverse reactions mainly appear as allergic dermatitis, rash, itchy skin, etc. A few patients may develop granulocyte deficiency, hepatitis or thrombocytopenia. If taken orally in large amounts for a long period of time, it may lead to symptoms such as renal hypofunction, renal colic, and acute renal failure. It is also contraindicated in patients with peptic ulcers, pregnant and lactating women, and in patients who have experienced drug allergies. Do not drive a car, manage machinery or work at height while taking the drug.