Fosphenytoin is a phosphate prodrug that can be used as an alternative to intravenous phenytoin for the acute intervention of seizures.Fosphenytoin is hydrolyzed to anticonvulsant phenytoin when administered parenterally.

3-Bromocytisine (3-Br-cytisine) is a potent nACh receptors agonist, (IC50s: 0.28, 0.30 and 31.6 nM for hα4β4, hα4β2, and hα7-nACh).

AUNP-12 TFA (NP-12 TFA) is a polypeptide antagonist in the pd-1 signaling pathway, which has the same antagonistic effect on pd-l1 and pd-l2, and can protect the proliferation and effector function of lymphocytes.