Hydrangea root used for urinary tract problems such as infections of the bladder, urethra and prostate; enlarged prostate. Hydrangea has been helpful for relieving kidney related backache.* To make Tea: Put 2tsp root herb in a cup of boiling water, Simmer for 10-15 min., drink 3 times/ day. Warning: *These statements & products are not intended to diagnose, treat, cure, or prevent any disease. Consult with a healthcare professional before using any herbal remedy. It may interact with blood sugar balancing, antifungal, anti-malarial, antihistamine and cholesterol-lowering drugs.