Sulfadiazine is a sulfonamide antibiotic. It eliminates bacteria that cause infections by stopping the production of folic acid inside the bacterial cell, and is commonly used to treat urinary tract infections (UTIs).

A small molecule autophagy enhancer that induces autophagy independently of rapamycin in mammalian cells and enhances the clearance of autophagy substrates such as mutant huntingtin and A53T alpha-synuclein; reduces toxicity in Huntington's disease models.

Euxanthone (1,7-Dihydroxyxanthone), an xanthone derivative extracted from the roots of Polygala tenuifolia Willd, has antitumour, neuroprotective and vasorelaxant activities, and attenuates Aβ1-42-induced oxidative stress and apoptosis by inducing autophagy.