Causes of Nonadherence

Causes of Nonadherence

Source

Cause

Patient

Apathy

Concern about taking medications (eg, adverse effects, addiction)

Denial of the disorder or its significance

Financial concerns

Forgetfulness

Misunderstanding of prescribing instructions

No faith in the medication’s efficacy

Physical difficulties (eg, with swallowing tablets or capsules, opening bottles, or obtaining prescriptions)

Reduction, fluctuation, or disappearance of symptoms

Medication

Adverse effects (real or perceived)

Complex regimen (eg, frequent dosing, many medications)

Inconvenient or restrictive precautions (eg, no alcohol or cheese)

Similar appearance of medications

Unpleasant taste or smell