Make a Difference

Medical Research International is a full service clinical research site that delivers high quality clinical research services through a highly trained, experienced and dedicated staff.  MRI has worked with many major pharmaceutical companies and CRO’s and is committed to providing accurate study results with reliable clinical data, in addition to providing high quality care to patients

Currently Enrolling

  • Allergic Rhinitis
  • Antihypertension
  • Asthma
  • Bone Grafting
  • Bronchitis
  • CAD
  • Chronic Low Back Pain
  • Chronic Pain
  • Chronic Rhino Sinusitis
  • CHF
  • Complex Region Pain Syndrome (CRPS)
  • COPD
  • Crohn’s Disease
  • Depression
  • Device Trials
  • Diabetes
  • Diabetic Neuropathy
  • Dupuytren’s Contracture
  • Emphysema
  • Fibromyalgia
  • Frozen Shoulder
  • GERD
  • Gout
  • High Cholesterol
  • High Triglycerides
  • Hip Fracture
  • Hypertension
  • Hyponatremia
  • Hypercholesterolemia
  • Influenza
  • Insomnia
  • Intermittent Claudication
  • Lateral Epicondylitis
  • Low Testosterone
  • Lumbar Disc Herniation
  • Migraine
  • Multiple Sclerosis
  • Obesity
  • Observational
  • Opioid-Induced Constipation
  • Osteoporosis
  • Osteoarthritis Pain
  • Pain
  • Pediatric Asthma
  • PMDD
  • Pneumonia

Volunteer Now

    Participants Can Expect

    • Study related exams and study medication at no cost
    •  Access to new treatments before they become available to the public
    • You may be compensated for your time and travel

    Our facility is a turn key Phase I-IV clinical research site centrally located in Oklahoma City, OK.

    clinical research examination room

    Why Sponsors Choose Us

    The two primary goals of our site it to provide ethical, safe, cutting-edge medical care for our volunteers and high quality, clean data to our sponsors with strict adherence to good clinical practice guidelines.  Our Site offers the following to ensure our goals:

    • Onsite Laboratory
    • Dedicated, Temperature Controlled & Monitored Study Refrigerators and Freezers
    • CLIA Certified
    • -70 degree C and -20 C freezers as well as dry ice access
    • PMPP Certified
    •  Centrifuge
    • Double-Lock drug storage system (temperature and humidity monitored)
    • Phlebotomy stations
    • Spirometry
    • Secure on/offsite document storage (temperature and humidity monitored)
    • X-ray equipment
    • Monitoring area equipped with high-speed T1 internet connection
    • Telephone lines
    • Wireless connections
    • EKG
    • HIPAA Compliant
    • Remote Data Entry
    • Skilled in IVRS
    • IATA Certified
    • 24 hour on site monitoring
    • Security Cameras and Video Surveillance



    Office Location

    5712 S. Western Ave, Oklahoma City, OK 73109

    Office Hours

    Mon-Thu 7a-5p | Fri 7a-12p