1192. Injury, illness or pregnancy.

A person is not entitled to act as a member of the flight crew1 of an aircraft registered in the United Kingdom2 if he knows or suspects that his physical or mental condition renders him temporarily or permanently unfit to perform such functions or to act in such capacity, include unfitness by reason of3:

  1.  

    (1)     injury or sickness4;

  2.  

    (2)     taking or using any prescribed or non-prescribed medication which is likely to interfere with the ability to perform such functions5;

  3.  

    (3)     receipt of any medical, surgical or other treatment that is likely to interfere with the ability to perform such