Cough suppressants include dextromethorphan, cotrimoxazole, codeine, etc. However, the causes of coughing can be respiratory diseases, cardiovascular diseases, allergies, drug reactions, etc., and drugs need to be rationally applied according to the specific situation.
1. Respiratory diseases such as common cold, influenza, etc., often with cough, runny nose, sore throat, nasal congestion and other symptoms. For severe dry cough, dextromethorphan can be used; for cough caused by asthma, wheezing bronchitis and other diseases, compound methoxymine can be used to relieve cough and asthma.
2. Cardiovascular diseases such as heart failure combined with pulmonary stasis can also cause cough, this time the need to treat the primary heart disease, through diuretics and other drugs to treat heart failure, when the heart failure improves the cough can also be improved.
3. Cough produced after exposure to fumes, dust, cold air and other allergic factors, often manifested as irritating dry cough, mostly paroxysmal, the treatment needs to be detached from the allergen, if necessary, the use of loratadine and other symptomatic treatment.
4. Some drugs such as captopril, enalapril, etc. can also cause cough, amiodarone caused by pulmonary fibrosis can also appear after coughing, at this time the effect of cough suppressant alone is not good, you need to stop the drug under the guidance of the doctor and take other treatment.
The causes of cough are many and varied and cannot be determined on one’s own. One should go to the hospital to clarify the cause of cough and take targeted treatment as prescribed by the doctor.