About this trial
The purpose of this study is to learn more about if taking a supplement called 5-hydroxytryptophan (5HTP) can improve breathing and anxiety symptoms related to asthma. To help learn more subjects will either be assigned to a group that is taking the supplement (5HTP) or a group that is taking a placebo. This will be decided randomly. Later in the study subjects will crossover to the other group.There are 5 study visits over the course of about 12 weeks.
Eligibility criteria
This trial does not accept healthy volunteersQualifiers
Age 8-18 Years of Age
Mild to Moderate Asthma based on ATS guidelines
Positive Allergy Test (positive skin or serum IgE)
Weight ≥ 70 lbs (32 kg)
Disqualifiers
Currently taking a SSRI
Taking a leukotriene inhibitor (montelukast, Zileuton)
Severe Asthma Based on ATS Guidelines
Taking a biologic medication (omalizumab, mepolizumab, benralizumab, dupilumab)
Trial design
Crossover
Treatments tested in this trial
5-Hydroxytryptophan
DrugDouble blinded placebo controlled. 28 day dosing period followed by 3 week washout period. Then crossover to other arm of study
Placebo
DrugDouble blinded placebo controlled. 28 day dosing period followed by 3 week washout period. Then crossover to other arm of study
Treatment groups
Trial outcomes
Primary outcomes
Pulmonary Function Testing will be performed to assess for a change in Forced Expiratory Volume at one second (FEV1)
Pulmonary function testing will be performed at Baseline, Day 28, and Day 49, and Day 77
Secondary outcomes
Blood will be obtained to assess Eosinophil Count
Will be performed at Baseline, Day 28, and Day 49, and Day 77
Questionnaires will be utilized to look for a decrease in symptoms for Anxiety/Depression Reduced Symptoms for Anxiety/Depression
Changes in Anxiety/Depression will be determined via questionnaire that will be administered at Baseline, Day 28, and Day 49, and Day 77 . Will use the Center for Epidemiological Studies Depression Scale for Children (CES-DC) to measure depression and Screen for Child Anxiety Related Disorders (SCARED)
Sponsors and contacts
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