Health Condition Requiring Treatment or Supervision means a) any medical condition requiring treatment or medication that the child cannot self-administer; b) any medical or mental health condition which would endanger the child’s safety or recovery without the presence of a parent or guardian; or c) any condition warranting treatment or preventive health care such as physical, dental, optical or immunization services, when a parent must be present to authorize and when sick leave may otherwise be used for the employee’s preventative health care.