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The general outline of this therapy can be found here: Best natural cough treatment. This is the way how you can stop coughing for good. An additional factor to stop coughing naturally is to use Earthing for grounding the human body to get Earth's electrons to reduce inflammation.
Ginger can help calm coughs. Make a hot ginger tea to help soothe a chronic cough. Make a hot ginger cinnamon tea by simmering Â½ cup thinly sliced fresh ginger, 6 cups water, and 2 cinnamon sticks for 20 minutes. Strain and serve with honey and lemon.