What potential policies/ activities the health authorities can develop or implement to control the risk of non-prescription vending machines.

Kindly consider to cover theses 4 points in 4 separate paragraphs (each point in separate paragraph) 1. Regulatory health authorities literature and publications to date regarding the public health impact of non-prescription vending machines in Gulf Cooperation Council (GCC) countries. 2. Inspection and compliance of non-prescription vending machines to the national guidelines 3. Enforcing/ monitoring the side effect of analgesic and medicines purchased non-prescription vending machines. 4. What potential policies/ activities the health authorities can develop or implement to control the risk of non-prescription vending machines.