Bunazosin is a potent and selective α1-adrenoceptor antagonist. Bunazosin can be used for antihypertensive and ocular hypotensive research[1].
[1]. Hideaki Hara , et al. Bunazosin, a selective alpha1-adrenoceptor antagonist, as an anti-glaucoma drug: effects on ocular circulation and retinal neuronal damage. Cardiovasc Drug Rev. Spring 2005;23(1):43-56.