Nonarteritic Ischemic Optic Neuropathy Developing Soon After Use of Sildenafil (Viagra): A Report of Seven New Cases
J Neuroophthalmol 25:9-13, Pomeranz,H. &Bhavsar,A.R., 2005
Sildenafil-Induced Cervical Spinal Cord Infarction
AJNR 33:e32-e33, Walden,J.E. & Castillo,M., 2012
Transient Ischemic Attack and Stroke Associated with Sildenafil (Viagra) Use
Neurol 57:1730-1731, Morgan,J.C.,et al, 2001