Comparison of Simple Blood Lancet(Vitrex®)With DuoTip as Skin Prick Test Devices Among Mite-sensitized Subjects

Siriraj Hospital

Status: Completed

Conditions: Skin Prick Test

Treatments: Device: Simple blood lancet

Study type: Observational

Funder types: Other

Identifiers

NCT01197274

186/2553(EC4)

Details and patient eligibility

About

The purpose of this study is to compare the results skin prick tests using simple blood lancet (Vitrex®) with DuoTips among mite-sensitized subjects.

Full description

We intend to compare results of skin prick tests by using simple blood lancet(Vitrex®) and DuoTips in terms of wheal size, variability, transfer of allergen and pain level, among mite-sensitive subjects.

Enrollment: 42 patients

Sex: All

Ages: 12 to 60 years old

Volunteers: Accepts Healthy Volunteers

Inclusion criteria

• Who have positive skin prick testing to Der p 10,000 AU/ml (wheal size 3 mm at least)
• Age 12-60 yrs
• Written informed consent was obtained from all subjects and their parents

Exclusion criteria

• Who have positive skin prick testing to Der p 10,000 AU/ml above 15 mm.
• Who have dermographism
• Who have severe disease eg. severe respiratory disease or severe cardiovascular disease
• Who have severe eczema
• Who receive antihistamine, topical steroid within 7 days or ketotifen within 14 days or systemic steroid within 1 month
• Pregnant women

Trial design

42 participants in 1 patient group

Mite-sensitized person

Treatment:

Device: Simple blood lancet