Five types of non-adherence

Consistent Underdoser --> Regularly neglects to take one of the prescribed doses, such as the midday dose Regularly takes only some of the prescribed medications Consistent Overdoser --> Regularly takes a drug more often or in larger doses than is prescribed Random doser --> Takes the medications when she or he thinks of it Abrupt Overdoser --> Does not take medications properly and then takes an overdose prior to a clinic visit Doubles up for missed doses Tourist --> Abruptly stops all medications for a few days or weeks Takes one day off per week