Horizons Clinical Research Center, LLC

Center Information

Isabel Arnold, RN, BSN, CCRC
Horizons Clinical Research Center, LLC
4495 Hale Parkway, Suite 101
Denver, CO 80220
303-399-4159 (fax)
View Map

Contact Center

Currently Enrolling Trials

[Show More]

Therapeutic Areas

Internal Medicine
Obstetrics/Gynecology (Women’s Health)

Center Overview

Horizons Clinical Research Center, LLC is a local Denver research center dedicated to conducting clinical research trials in the areas of dermatology, women’s health, and internal medicine. These studies are conducted for a number of prestigious US and International pharmaceutical companies who trust in the quality and integrity of our work. Our physicians are highly experienced in their specialties and in conducting clinical trials. The studies that we conduct are for investigational medications that have already passed the first human testing phase and perhaps have already received FDA approval. Some of the studies we are currently conducting are listed above.

Each study that Horizons Clinical Research Center, LLC conducts has its own specific patient demographics and study requirements to participate and since we conduct a wide range of studies our patient demographics can be quite diverse. Please visit our website or give us a call for more specific details on the studies we are currently conducting. We look forward to hearing from you!

Clinical Research Experience

Horizons Clinical Research Center, LLC has experience in performing Phase II through Phase IV studies that include the following therapeutic areas:

  • Dermatology
  • Women's Health
  • Internal Medicine

Our investigators and research staff have worked with a variety of Sponsors and CRO's including:

  • Duramed Research, Inc.
  • Sanofi-aventis
  • Pfizer
  • FemmePharma Global Healthcare, Inc.
  • Neurocrine Biosciences, Inc.
  • Merck & Company, Inc.
  • Boehringer Ingelheim GmbH
  • KV Pharmaceutical Company
  • Schering-Plough
  • Bristal-Myers Squibb
  • Allergan, Inc.
  • Astellas Pharma, Inc.
  • Salvat
  • MEDA Pharmaceuticals
  • Omnicare
  • Symbio
  • ICON Clinical Research
  • Novum Pharmaceutical Research Services
  • Schwarz Biosciences, Inc.
  • Pharmaceutical Product Development, Inc.
  • Advanced Biologics, LLC
  • Kforce
  • Novartis Pharmaceuticals Corp.
  • United BioSource Corp.
  • Ferring Pharmaceutical, Inc.
  • Aeterna Zentaris
  • Array BioPharma Inc.
  • Wyeth Pharmaceuticals, Inc.
  • Asubio Pharmaceuticals, Inc.
  • TEVA Pharmaceuticals
  • Tolmar, Inc.
  • QuatRx Pharmaceuticals Company
  • Amgen, Inc.
  • Asubio Pharmaceuticals, Inc.
  • Johnson & Johnson Pharmaceuticals
  • Lexicon Pharmaceuticals, Inc.
  • Noven Therapeutics, LLC
  • Braintree Laboratories, Inc.
  • Dow Pharmaceutical Sciences, Inc.
  • LEO Pharma A/S
  • Cipher Pharmaceuticals, Inc.
  • Trygg Pharma, Inc.
  • Anchen Pharmaceuticals, Inc.
  • Paddock Laboratories, Inc.
  • Perrigo Israel Pharmaceuticals, Ltd.
  • SGS Life Science Services
  • Strides Arcolab, Ltd.
  • Taro Pharmaceuticals, Inc.
  • TKL Research, Inc.
  • Palatin Technologies, Inc.
  • Chiltern International, Inc.
  • Elorac, Inc.
  • Kinex Pharmaceuticals
  • Foamix Pharmacuticals, Inc.
  • Sol-Gel Technologies
  • AstraZeneca Pharmaceuticals LP
  • GlaxoSmithKline
  • Glenmark Generics Ltd
  • Promius Pharma, LLC
  • Radius Health, Inc.
  • Cassiopea S.p.A.
  • Baxalta US, Inc.
  • Prosoft Clinical
  • Cutanea Life Sciences, Inc.
  • Valeant Pharmaceuticals North America
  • Cu-Tech, LLC
  • Actavis
  • Coherus Bioscience, Inc.
  • Worldwide Clinical Trials
  • Mimetica Pty, Limited
  • Watson Laboratories, Inc.
  • Qurient Therapeutics
  • KCRN Research, LLC
  • Regeneron Pharmaceuticals, Inc.
  • Synergy Phamaceuticals, Inc.
  • Merck & Co, Inc.
  • Novo Nordisk, Inc.
  • Eli Lilly
  • INC Research
  • TherapeuticsMD
  • G & W Laboratories, Inc.
  • Therapeutics, Inc.
  • Esperion Therapeutics, Inc.
  • Maruho North America, Inc.
  • Janssen Research & Development
  • Ardea Biosciences, Inc.
  • Targacept, Inc.
  • Sun Pharmaceutical Industries, Ltd.
  • Parexel

Facility Description

Horizons Clinical Research Center, LLC is a modern and well equipped 4,500 square foot facility designed specifically to conduct clinical research studies. The facility consists of a pleasant lobby and reception area, four patient exam rooms, five clinical research coordinator offices, two private monitoring offices, conference room, laboratory, four secured storage rooms with temperature control (three for study medication and supplies and the other for archiving study material), break room and kitchen.

Our facilities are also furnished with secure high speed internet, refrigerated and non-refrigerated centrifuges, -25C freezer, and incubator.

The center complies with all the federal regulations for clinical research making it an effective, confidential and secure place to conduct clinical trials.

We also offer free parking for our patients and guests.

HCRC is conveniently located in central Denver in close proximity to Rose Medical Center and the VA Medical Center. It is also just 25 minutes from the Denver International Airport and close to a number of hotels and restaurants and just ten minutes to downtown Denver.

Investigator Experience

Our principal and sub-investigators are experienced in conducting clinical research studies and are trained and certified in the GCP/ICH guidelines.

Principal/ Sub-Investigators:

  • Cara H. Dawson, MD
  • Theodore A. Cooper, MD
  • David J. Kerr, MD
  • Nancy Krywonis, MD

Staff Expertise

Our research staff is experienced in conducting research studies in a number of therapeutic areas and are trained and certified in GCP/ICH, HIPAA and IATA regulations.


  • Isabel C. Arnold, RN, BSN, CCRC

Clinical Research Coordinators:

  • Isabel C. Arnold, RN, BSN, CCRC
  • Ricardo Gonzalez, FMG, MPH, FACS, CRC
  • Maryam Nuriyeva FMG, MPH, CRC

Clinical Research Assistant:

  • Marisa Esparza-Reyes, MA
  • Ana Jacobo, MA
  • Erick Garcia, MA

Recruitment and Data Management:

  • William W. Arnold
    Business Manager

Patient Demographics

In order to expand the study population available to the sponsors and clinical research organizations that work with us we not only recruit study patients that speak English but also those who speak Spanish, which constitute a large percentage of the population in Denver (approximately 30%). The majority of our full-time research staff are bilingual in English and Spanish.

Other Information

For accuracy and ease of data management Horizons uses a clinical trials management system.

Contact Center

If you are interested in contacting this center to discuss placing a clinical trial there, please complete and send the email form below. A representative from the research center will then follow up with you.