"control" is a correct and usable word in written English. You can use it when you want to refer to the power to influence or direct people's behavior or the course of events. For example: "You need to take control of the situation.".
"Let me assure you the situation is under control.
"The situation is out of control.
"Under the previous government immigration was far too high and badly out of control.
The city would control Whitehall's local £500m apprenticeship budget and its £200m housing budget.
But never before in England had Whitehall been asked to surrender so much control over a local public sector, not even in London.
Bernstein's way of keeping the mayor under control might be constitutionally baroque, but as Osborne told Bernstein, "I know your record, so I will live with your model".
Although this guidance is about diagnosis, Nice states that, in many cases, asthma control is already inadequate, which could be life-threatening.
Being a terminologist, I care about word choice. Ludwig simply helps me pick the best words for any translation. Five stars!
Maria Pia Montoro
Terminologist and Q/A Analyst @ Translation Centre for the Bodies of the European Union