Home remedy for Dry Cough:
5 basil leaves, 4 black pepper, 4 munakka, 5 gms liquorice (mulethi), 3 gms banafsha - boil these in 200 ml of water till it becomes 100 ml. Filter it. Add 2-3 patasha in it and drink lukewarm for 3-4 nights...sleep well covered. Dry cough will be relieved.
Also continue to chew Mulethi. you can also have Steam with vicks
herbal medicines might also help you but after proper history taking. For that u may consult me privately over Lyberate. Please update with ur valuable feedback.