Excessive Salivation (Hypersalivation): Causes and Home …
Use the leaves or bark of neem to reduce saliva production and treat hypersalivation. 10. Khadira. Commonly known as catechu, the khadira herb is thought to be the best natural treatment for excessive salivation among users. We produce excess saliva with the sweet, salty, and sour tastes we experience in our mouth.