Your uncle's condition of azotemia indicates significant underlying challenges with kidney function, and indeed, lifestyle factors such as high blood pressure and poor hydration can exacerbate these issues. In Ayurveda, azotemia can be associated with an imbalance in the body's doshas, particularly Vata and Kapha, as it reflects issues of fluid balance and filtration. To support your uncle's kidney health and manage azotemia, you can consider a range of Ayurvedic approaches tailored to his specific symptoms and lifestyle. First, it's crucial to improve his hydration. Encourage him to drink plenty of fluids, particularly fresh coconut water and warm water infused with cumin seeds to enhance kidney function and promote detoxification. Dietary adjustments should focus on a light, nourishing diet, emphasizing easily digestible foods like cooked vegetables, whole grains, and legumes. Reduce salt and processed foods to help manage blood pressure, and include kidney-friendly foods like blueberries and cranberries, known for their antioxidant properties. Herbal remedies can indeed be beneficial. Punarnava is excellent for its diuretic properties and helps in reducing fluid retention, while Gokshura can support urinary function. Varun is also beneficial for promoting kidney health. These herbs can be taken in powdered form or as decoctions. A common formulation involving these herbs can be made by boiling equal parts of Punarnava, Gokshura, and Varun in water until it reduces to half. Strain and give him 1 cup daily after meals. Incorporating gentle yoga and pranayama can also help by improving circulation and reducing stress, which is vital for overall kidney health. Consider practices like gentle stretches and deep breathing exercises. For detoxification, Panchakarma therapies, specifically Basti (medicated enemas), can help cleanse the kidneys and promote equilibrium in the doshas if overseen by a certified Ayurvedic practitioner. Ensuring that he gets adequate rest and manages stress through meditation or calming practices will also support his condition. Regular follow-ups with healthcare professionals specializing in both conventional and Ayurvedic medicine will ensure a comprehensive approach to your uncle's health. Remember, it’s essential to monitor his condition closely and adjust treatments as necessary in collaboration with his healthcare team.