Currently, Levamisole Hydrochloride is used in humans for diseases related to imbalances in the regulation of immune responses or deficiencies of the immune system, including autoimmune diseases, chronic and recurrent diseases, chronic infections and cancer. It has beneficial effects on host defense mechanisms and restores depressed immune responses in animals and humans.

Another interesting use of Levamisole Hydrochloride in humans is as a treatment for common warts (verruca vulgaris).

News of its anthelmintic efficacy and immune system benefits has been known among aquatic hobbyists for years.

As an added benefit, it boosts the immune competence of fish, humans, large animals, birds and some reptiles.