Non-compliance to the medication prescribed can be intentional or unintentional or a mixture of both. Most non-adherences is intentional.
Individual Factors That Affect Adhrence Include:
Factors Related to Nature of Illness - Denial of illness(most of psychotic patients do it), specific symptoms such as feeling of high esteem, feeling of persecution, suspiciousness toward care givers, or the impact of illness on lifestyle (e.g. forgetfulness, difficulty in orientation).
Factors Related to Treatment, such as the drug being perceived not to be effective or having intolerable side effects such as weight gain, and sexual dysfunction.
Doctors Related Factors, such as not feeling listened to or consulted, perceiving the clinician as authoritative or dismissive, being given a poor explanation of treatment or having infrequent contact
Patient-related Factors, such as personal beliefs about illness, denial of illness/or lack of awareness of illness, perception of illness severity, being young and male, having co-morbid other psychiatric disorders such as personality disorder(s), and/or substance misuse, personal beliefs about treatment such as concerns about dependency, concerns about long-term side-effects, a lack of knowledge about treatment, misunderstanding instructions, or simply forgetting
Environmental And Cultural Factors, such as the family’s beliefs about illness and treatment, religious beliefs and peer pressure.