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Comparative study on efficacy of intralesional botulinum toxin injection, intralesional steroid, and topical vitaminD/steroids combination injection in nail psoriasis patients

Efficacy of intralesional botulinum toxin injection in nail psoriasis patients: A Double-blinded Randomized Controlled Trial

Status
Active, not recruiting
Phases
Phase 4
Study type
Interventional
Source
TCTR
Registry ID
TCTR20210704002
Enrollment
18
Registered
2021-07-04
Start date
2021-07-07
Completion date
Unknown
Last updated
2026-08-03

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Nail psoriasis patients with at least 4 fingernails involvement. nail psoriasis, psoriatic nail, botulinum toxin injection

Interventions

A psoriatic nail will be injected intralesional abobotulinumtoxinA (Dysport) 0.05 ml/site (7.5 unit) in a psoriatic nail at 0 week (0.9% Sodium chloride 2 ml dilutes abobotulinumtoxinA 300-unit vial).
Experimental Drug,Active Comparator Drug,Active Comparator Drug,No Intervention No treatment

Sponsors

Chulabhorn International College of Medicine, Thammasat University
Lead Sponsor

Eligibility

Sex/Gender
All
Age
20 Years to 80 Years

Inclusion criteria

Inclusion criteria: 1. Patient aged at least 20 years old. 2. Psoriatic nail patients who have at least 4 psoriatic nails. 3. Each enrolled nail has target NAPSI score at least 3 points.

Exclusion criteria

Exclusion criteria: 1. Patients refusel to participate the study 2. Patients are using topical nail therapies within 2 weeks. 3. Patients are receiving oral therapies within 4 weeks. 4. Patients have active nail infection. 5. Patient with sensitivity or allergy to constituents of the botulinum toxin product, vitamin D , corticosteroid, cows milk protein or lidocaine 6. Patient with neuromuscular disorder or peripheral motor neuropathic disease (e.g. amyotrophic lateral sclerosis, myasthenia gravis, Lambert Eaton syndrome, myopathies) 7. Pregnancy or breastfeeding 8. Unrealistic expectation

Design outcomes

Primary

MeasureTime frame
nail psoriasis at 4 and 6 months after end of the first intervention target NAPSI score,Pain of nail injection at 0 and 8 weeks of intervention pain score 0-10,Complication of nail psoriasis treatment at 8, 16, and 24 weeks side effect

Secondary

MeasureTime frame
Satisfaction of nail psoriasis improvement at 8, 16, and 24 weeks Patient's satisfaction 0-4

Countries

Thailand

Contacts

Public ContactSuthima Srisinlapakig

Chulabhorn International College of Medicine Thammasat University

cicm.dermatology@gmail.com6625644444

Outcome results

None listed

Source: TCTR (via WHO ICTRP) · Data processed: Aug 9, 2026