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Comparative efficacy of cryotherapy combined with trichloroacetic acid versus cryotherapy alone in treatment of plantar warts

Comparative efficacy of cryotherapy combined with trichloroacetic acid versus cryotherapy alone in treatment of plantar warts in children and Adults

Status
Recruiting
Phases
Phase 3
Study type
Interventional
Source
ANZCTR
Registry ID
ACTRN12626000419369
Enrollment
2
Registered
2026-04-07
Start date
2026-04-02
Completion date
2026-06-24
Last updated
2026-04-14

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

Conditions

None listed

Brief summary

A comparative study of 80% TCA with cryotherapy versus cryotherapy alone in plantar warts will be conducted at Dermatology out-patient department , PNS Shifa hospital Karachi after fullfilling the inclusion and exclusion criteria. After the informed written consent and permission from hospital's ethics review committee ,50 patients will be divided in Group A and Group B. Patients in both group will receive treatment till clearance of the plantar warts and data from patient will be collected through a porforma on first visit and follow-ups. We hypothesize that combination therapy using trichloroacetic acid (TCA) with cryotherapy is more effective than cryotherapy alone in the treatment and removal of warts.

Interventions

Patients will be divided in two groups. In Group A, cryotherapy will be performed by the investigator using liquid nitrogen applied via spray or cotton-tipped applicator for 10–15 seconds in two freeze–thaw cycles at 2-week intervals for up to six sessions or until clearance.

Sponsors

Pakistan Naval Ship Shifa Hospital Karachi
Lead SponsorHospital

Study design

Allocation
Randomised controlled trial
Intervention model
Parallel
Primary purpose
Treatment
Masking
Open (masking not used)

Eligibility

Sex/Gender
All
Age
12 Years to 60 Years
Healthy volunteers
No

Inclusion criteria

1)Age 12 years and above , both genders. 2)Clinically diagnosed plantar warts confirmed by paring to demonstrate thrombosed capillaries. 3)Lesions 5 or more in number or mosaic plaques less than or equal to 4 cm in diameter. 4)Willingness to provide informed consent and adhere to follow-up.

Exclusion criteria

1)Immunocompromised patients (HIV, systemic steroid or chemotherapy use). 2)Peripheral vascular disease, diabetic foot, or neuropathy. 3)Pregnancy or lactation. 4)Local infection, ulceration, or recent treatment with TCA/cryotherapy (within 4 weeks). 5)Allergy to TCA or inability to tolerate cryotherapy.

Outcome results

None listed

Source: ANZCTR · Data processed: Apr 17, 2026