In short
This article discusses the use of Phenol, Liquefied in clinical trials, specifically its role in allergy testing solutions. The focus is on a study examining the effectiveness of immunotherapy for adults with moderate to severe allergic rhinitis or rhinoconjunctivitis caused by house dust mite allergies. The trial involves a solution for skin-prick tests that contains Phenol, Liquefied as an ingredient.
At a glance
- Study Type
- Randomized, Double-Blind, Placebo-Controlled, Multi-Centre Study
- Condition Studied
- Moderate to Severe Allergic Rhinitis/Rhinoconjunctivitis due to House Dust Mite Allergy
- Treatment
- PURETHAL Mites Mixture 50,000 AUeq/mL Subcutaneous Immunotherapy
- Control
- Placebo
- Primary Outcome
- Average daily Total Combined Rhinitis Score (TCRS) during last 8 weeks of treatment
- Treatment Duration
- Approximately 52 weeks
- Phenol, Liquefied Use
- Component of negative control solution in skin-prick test
What is PHENOL, LIQUEFIED?
PHENOL, LIQUEFIED is an active substance used in a medical product called "HAL Allergy Pricktest Negativkontrolle, Pricktestlösung" (which translates to "HAL Allergy Prick Test Negative Control, Prick Test Solution" in English). This product is manufactured by HAL ALLERGY B.V. and is authorized for use in Germany.
Phenol is a chemical compound that, when liquefied, is used in various medical applications. In this context, it serves as a key component in allergy testing solutions.
Uses in Allergy Testing
The primary use of PHENOL, LIQUEFIED in this product is for allergy testing, specifically in skin-prick tests. These tests are used to diagnose allergies by introducing small amounts of potential allergens into the skin and observing the reaction.
In the context of allergy testing, this solution serves as a negative control. A negative control is a substance that should not cause an allergic reaction in most people. It's used as a comparison to help interpret the results of other allergen tests performed at the same time.
The product is classified under the ATC (Anatomical Therapeutic Chemical) code V04CL, which stands for "Tests for Allergic Diseases". This classification confirms its role in allergy diagnostics.
Administration and Dosage
The HAL Allergy Prick Test Negative Control is administered via cutaneous use, which means it's applied directly to the skin. The typical dosage is 1 drop, and it's usually only applied once during a testing session.
The solution comes in a form suitable for skin-prick tests. During these tests, a small drop of the solution is placed on the skin, usually on the forearm or back, and then the skin is lightly pricked through the drop with a small, sterile probe.
Safety and Precautions
While PHENOL, LIQUEFIED is used in medical testing, it's important to note that it should only be administered by healthcare professionals trained in allergy testing procedures. The test should be performed in a clinical setting where any potential allergic reactions can be promptly addressed.
As with any medical procedure, patients should inform their healthcare provider about any existing medical conditions, allergies, or medications they're taking before undergoing a skin-prick test.
It's crucial to understand that while this product is used in allergy testing, it is not a treatment for allergies. Its purpose is diagnostic, helping healthcare providers identify specific allergies so that appropriate treatment plans can be developed.