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Updated: Mar 22, 2026

The Goeckerman Regimen for the Treatment of Moderate to Severe Psoriasis
Published on: July 11, 2013
Patient Adherence to Biologic Agents in Psoriasis
1Faculty of Health Sciences, University of Copenhagen, Copenhagen, Denmark.
Patient adherence to biologic therapies for psoriasis is very high, with over 93% showing good medication possession. This high adherence correlates with positive patient attitudes towards their treatment for psoriasis vulgaris.
Area of Science:
- Dermatology
- Pharmacology
- Health Services Research
Background:
- Low adherence to psoriasis therapies negatively impacts treatment outcomes and increases healthcare costs.
- Patient adherence to widely used biologic agents for psoriasis remains under-investigated.
Purpose of the Study:
- To measure adherence to biologic drugs in psoriasis vulgaris patients using the medication possession ratio (MPR).
- To assess patient attitudes and beliefs regarding biologic treatments for psoriasis.
Main Methods:
- A single-center study involving 247 patients with psoriasis vulgaris treated with adalimumab, etanercept, or ustekinumab.
- Monthly MPR calculation based on hospital dispensing records.
- Patient attitudes assessed using the Medication Adherence Rating Scale (MARS).
Main Results:
- Over 93.5% of patients demonstrated an MPR ≥0.8, indicating very good adherence.
- Adherence (MPR) was not influenced by patient demographics, disease severity (PASI, DLQI), or concomitant treatments.
- Medication Adherence Rating Scale (MARS) revealed satisfactory understanding and positive attitudes towards biologic therapy.
Conclusions:
- Adherence to biologic therapies in psoriasis patients is notably high.
- High adherence is consistent with patients' positive attitudes and understanding of their psoriasis treatment.
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