QPS is Looking for Participants

Clinical research trials are vital to making and keeping pharmaceuticals safe and effective.

QPS opened its Springfield, Missouri location in 1994 and has been conducting clinical research trials for over 20 years. During that time, more than 50,000 participants have joined us in our pursuit to accelerate the development of medicines, and we are always looking for new participants for our clinical research studies.

Start Your Application Here

Enroll Today

Enroll Today
Participating in a study starts with an application submission. After 24-48 business hours for processing, our study advisors will contact you for a pre-screening assessment.
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Referral Program

Referral Program
Earn $100 for each person you refer who completes a study. There is no limit to how many people you can refer. It's that easy to earn money at QPS!
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Current Studies

Type of Study Study Number Compensation Demographic Overview
Smoker 19319 $4,000 Men & Women More Details
Migraines 17419 $4,600 Men & Women More Details
Lactating Women 17819 $2,500 Women More Details
Non-Smoker 17119 $500 Men More Details
Healthy 15819 (65-80 yrs.) $1,750 Men & Women More Details
Healthy 15819 (18-44 yrs.) $1,750 Women More Details
Smoker 82117 $2,605 - $3,667 Men & Women More Details

Call us today!

(417) 831-2048