Emphysema tablets usually need to be purchased with a physician’s prescription after visiting a professional medical institution. Emphysema tablets belong to prescription drugs, can be purchased at a pharmacy with a drug license, but must be prescribed by a licensed physician or a licensed physician assistant, with a prescription to the pharmacy to buy; such as no prescription, according to the rules can not be purchased, some pharmacies have a licensed physician can write a prescription, but the general pharmacy without a physician, you need to go to a hospital clinic to find a doctor to write a prescription, and then buy the drug with a prescription. The efficacy of emphysema tablets mainly include tonifying the kidney and benefiting the qi, activating blood circulation and removing blood stasis (promoting blood circulation and eliminating blood stasis in the body), expelling phlegm and relieving cough, which is suitable for the elderly with coughing and phlegm, symptoms of poor breathing, and it can also be used for the insufficiency of the lungs and kidneys, chest tightness and suffocation of the breath, lumbar and knee pain, as well as chronic tracheitis obstructive emphysema seen in the above mentioned symptoms. Some patients taking emphysema tablets will appear mild dizziness, palpitations (rapid heartbeat, often accompanied by panic), but most of the symptoms will disappear after stopping the drug, emphysema tablets belong to the prescription drugs, the patient must strictly comply with the doctor’s instructions; in addition, it is recommended that the patient to drink more water, sunbathing to replenish the human body needs of the calcium, the drug must pay attention to regulate the diet, to avoid consuming spicy and stimulating, raw and cold food.