Research has that shown IDRA-21 has the potential to influence learning and memory in animal studies  Thus far, it has not demonstrated toxicity. Only small amounts of research exist.
1. Buccafusco, J. J., Weiser, T., Winter, K., Klinder, K., & Terry, A. V. (2004). The effects of IDRA 21, a positive modulator of the AMPA receptor, on delayed matching performance by young and aged rhesus monkeys. Neuropharmacology, 46(1), 10-22