Most short-term coughs are caused by viral infections, so antibiotics will have no effect. There is no ‘quick fix’ cure; you need to be patient for your immune system to clear the infection.
Source: Cough Caused by a Virus @ Patient
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- Cold guide @ Boots WebMD
Excerpt: Antibiotics don’t treat viruses (the cause of most upper respiratory infections), and using them when they are not needed can lead to antibiotic resistance. Although people who received antibiotics for a cough due to a virus may feel better after 7 days, it is often just the cough getting better on its own.
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