For dealing with a stubborn chronic cough, Ayurveda delves quite deeply into the underlying cause, usually aiming to balance the imbalanced doshas. Sounds like you’re already on the right track figuring out whether it’s Kapha or Vata disturbing your system. Think of Kapha as the wet version, causing a phlegmy cough, whereas Vata tends to give you a dry, tickly type.
If you’re leaning towards Vata, we focus on internal hydration and warmth. Start with ginger tea—just boil a piece of fresh ginger in water, maybe add a sprinkle of crushed pippali. This can be had twice a day. For those looking at a Kapha condition, Tulsi tea helps too; throw a handful of leaves into boiling water with a dollop of honey once cooled. Yashtimadhu is great for any type, but you’ll wanna be consistent with a teaspoon of the powder stirred in warm water, especially before bed—this stuff takes a lil bit to work its magic.
Both steam inhalation and herbal gargling can offer quite a relief from the symptoms. Inhaling steam mixed with a few drops of eucalyptus or even plain warm water can help—try to make it a bedtime ritual. As for gargling, Lukewarm salty water works fine, do it 2-3 times in a day.
Now regarding diet, you’re spot on about avoiding cold, heavy foods or anything fried—that stuff aggravates both Kapha and Vata. Warm soups, particularly with spices like cumin or coriander, are nourishing. A little honey in warm water can also break down the Kapha accumulation. Stay away from cold beverages, swap them for room temperature or warm ones.
Remember, consistency is your friend here, and follow up if the cough persists—sometimes the body takes it’s own time to adjust. But also, it wouldn’t hurt to have a chat with a local Ayurvedic practitioner who can maybe spot other imbalances and tailor the advice even more to you’re specific constitution.