Side Effects. 1  Allergic reaction, such as skin rash, hives, or itching. 2  blurred vision or other change in vision. 3  eye pain. 4  irritation (severe) or redness of eye. 5  nausea.
For the Open Access Network open access publishing model, see Open Access Network. An open-access network (OAN) refers to a horizontally layered network architecture in telecommunications, and the business model that separates the physical access to the network from the delivery of services.
Definition. An open system is a system (a group of parts creating a whole) that interacts with its environment by exchanging energy, materials, and information with an aim of system renewal and growth.