Remove capability to interact with a page

capability

Each page, there have an item in the Menu of the Back end, have a capability to see the menu item and access this page. If you remove this capability from the role of the user’s, she can’t see and access this page.

You can do this via plugin, like ‘Members’ or via custom code with the help of remove cap. A overview about all capabilities and roles find you in the codex.

menu item

If you need the access and only hide the item in the menu of the back end, you should change the menu array. This is possible via plugin, like ‘Adminimize’, or custom source with the help of remove_menu_page and remove_submenu_page.