Hi,my friend has been having a dry cough since...

Dear Customer
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home remedies :

1. drink plenty of water and vitamin C drinks 
3. avoid smoking and dusty areas 
3. have plenty of rest 
4. honey tea 
5. ginger 

what is the treatment of chest infection  :

1. visit an internal medicine doctor to do the needed medical examnation and determine the treatment pathways 
2. take medications that reduce cough such as nocough or IVY syrup 
3. doctor may prescribe antibiotics ( orally ) such as amoxicillin ( 3 pills / daily for 2 weeks ) or may use stronger antibiotic or compinations of antibiotics such as Cefuroxime and Cefalexin
4. in case of presistant cough or appearacne of new symptoms , patient may go through advanced examnation to determine the cause and treatment pathway

what are the possible causes :

1. untreated infection
2. recurrent infections 
3. smoking and dusty weather 
4. chronic respiratory diseases 
5. some medication side effects 

needed medical examnations :

1. physical examnation by doctor 
2. blood test and blood gas test 
3. chest Xray
4. biopsy if needed ( advanced ) 

our advice :

we storngly advise to visit doctor instead of using home remedies specially if your friend having cough for long time or new symptoms appeared 
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Kind Regards