What is the most effective thing to eat for a scratchy throat and old cough?

The old tickling throat cough can not be specific about what to eat the most effective, should be based on the cause of the selection of the appropriate treatment. Common causes include pharyngitis, reflux esophagitis, cough variant asthma and so on. Commonly used treatments include general treatment, medication and so on.
1. Pharyngitis: a collective term for inflammation of the pharyngeal mucosa, submucosa and lymphatic tissue caused by bacterial infection, viral infection or environmental factors. If the symptoms are mild, local treatment such as gargling with compound borax solution can be used, drink more water and quit smoking and drinking. For bacterial infection, antibiotics such as penicillin can be used; for allergy, antihistamines such as loratadine can be used.
2. Reflux esophagitis: elevate the head of the bed, avoid eating before going to bed, avoid eating spicy and stimulating food. Commonly used drugs mainly inhibit gastric acid secretion, such as proton pump inhibitor omeprazole, etc.; prokinetic drugs such as mosapride can promote gastric emptying and reduce esophageal reflux.
3. Cough variant asthma: stay away from dust, pollen, fumes and other irritating odors, and keep the indoor air clean. Mild cases can be treated with beta-agonists such as salbutamol and other inhalation therapy; moderate cases can often require the combined use of glucocorticosteroid drugs such as beclomethasone propionate, etc.; severe acute episodes need to consult a doctor in a timely manner.
There may be other reasons for the old tickling throat cough, if there are repeated episodes of intractable cough, it is recommended to go to the hospital in a timely manner, to clarify the cause of the disease, to give targeted treatment. The above drugs should be used under the guidance of a doctor, avoid purchasing medication on your own.