To establish a Rare Disease Therapeutics Corporation to encourage the development of high-risk, high-return therapies for rare diseases, and for other purposes.

Rare Disease Fund Act of 2018 or the RaD Fund Act of 2018 This bill requires the Department of the Treasury to organize the Rare Disease Therapeutics Corporation to purchase rights to, fund the development of, and sell ownership interests in drugs, biological products, and medical devices for rare diseases.