WEST HAVEN, Conn.--(BUSINESS WIRE)--NanoViricides, Inc. (OTC BB: NNVC.OB) (the "Company"), reported today that on-going negotiations with a large pharmaceutical company have now progressed to an advanced stage. The pharmaceutical company initially plans to evaluate NanoViricides’s drug candidate for effectiveness against external ophthalmic diseases caused by two different virus types, namely herpes simplex virus (HSV) and adenovirus. These evaluations will be performed by an independent research institute that specializes in diseases of the eye.