The components in the combinations of the invention they will also be useful in treating conditions such as viral infections, type II or non insulin dependent diabetes mellitus, autoimmune diseases, head trauma, stroke, epilepsy, neurodegenerative diseases such as Alzheimer s, motor neurone disease, progressive supranuclear palsy, corticobasal degeneration and Pick s disease for example autoimmune diseases and neurodegenerative diseases is viagra a vasodilator He also states he takes Dilaudid 8mg tid and Valium 10mg qid