forget to take one's medication this morning
To be annoyed or irritable, or to behave in an ill-mannered way, particularly in the morning.
noun
A medicine, or all the medicines regularly taken by a patient.
Have you been taking your medication? [uncountable]
Have you been taking your medications? [countable]
The administration of medicine.
Such behavior, if it doesn't abate, will necessitate medication and supervision.