Filters COVID-19 COVID-19: VaccineStudy vaccine and exams at no cost and compensation for those who qualify! View Trial DetailsAges: 18 - 85 COVID-19 COVID-19: Healthcare Worker Prophylaxis StudyMust be a health care worker with exposure to COVID-19 and currently test negative. View Trial DetailsAges: 18 +Reimbursement: up to $600Trial Length: 28 days Tobacco Vape StudyMust be a current vape user and 21 years of age or older. 3 visits in-office and 3 phone calls over 3 weeks. View Trial DetailsAges: 21 +Reimbursement: up to $500Trial Length: 3 in office and 3 phone calls over 3 weeks Gastrointestinal IBS Abdominal Pain StudyAges 18 to 70 with a history of Irritable Bowel Syndrome View Trial DetailsAges: 18 - 70Reimbursement: up to $1,100Trial Length: 9 visits Allergy Pediatric House Dust Mite Allergy StudyAges 5 to 11. Must suffer from allergy to House Dust Mites. View Trial DetailsAges: 5 - 11Reimbursement: up to $707Trial Length: 7 visits over 18 months