HAL Allergy Provo Spray clinical trials

A Randomized, Double-Blind, Placebo-Controlled, Multi-Centre Study to Assess the Efficacy of PURETHAL Mites Mixture 50,000 AUeq/mL Subcutaneous Immunotherapy in Adult Subjects with Moderate to Severe Allergic Rhinitis/Rhinoconjunctivitis with or without Asthma Induced by House Dust Mite (HDM) Allergy

This study is testing a new injection called PURETHAL Mites to see if it can help adults with hay fever-like symptoms or asthma caused by house dust mites. It compares the injection to a dummy treatment (placebo) to see if it reduces their allergy symptoms.