In some embodiments, the present disclosure provides certain compositions and methods that may be useful in the treatment and/or prevention of malignant, neurodegenerative, vascular, metabolic, inflammatory, autoimmune, pulmonary, fibrotic, hepatic, lysosomal storage, or viral disease, disorder, or condition, such as carcinomas, Alzheimer's and Parkinson's disease, multiple sclerosis, Paget' s disease, or other aspects of aging, such as atherosclerosis or type-2 diabetes. In some such embodiments, compositions are provided that contain at least one cyclodextrin active agent, such as alpha-cyclodextrin, or an analogue or derivative thereof. In some embodiments, the composition is a clathrate of hydroxypropyl-alpha- cyclodextrin and sodium caprate.