Society for Endocrinology has an information page about adrenal crisis, together with a resource detailing who is at risk of adrenal suppression when on exogenous steroids, and a downloadable sheet for sick day rules when on steroids.
The Pituitary Foundation is a charity that offers practical, emotional and peer support to everyone living with or impacted by a pituitary condition, to feel empowered and live with a greater sense of wellbeing. Their website contains information about pituitary conditions such as acromegaly, cushing's, hypopituitarism, prolactinomas, pituitary adenomas and more. They also have a helpline run by endocrine nurses, a telephone buddy system and they run support groups.