Board-certified physician investigators

studies conducted

West Houston Clinical Research Service

WHCRS is a multi-specialty clinic and conducts Phase I, II and III clinical trials.


Patients daily

Of our staff is bilingual

Therapeutic Areas

  • Analgesia
  • Cardiovascular indications
  • Central nervous system (CNS)
  • Dermatology
  • Endocrinology
  • Gastroenterology
  • Infectious disease
  • Respiratory indications
  • Vaccines
  • Urology

Routes of Administration

  • IV, IM  and subcutaneous injections
  • Inhalant
  • Intranasal
  • Ophthalmic
  • Oral and sublingual
  • Rectal
  • Tran-dermal
  • Topical
  • Intrathecal

Patient population

  • Type 1 and 2 Diabetes
  • Hyperlipidemia and Dyslipidemia
  • Hypertension
  • Renal Impairment
  • Hepatic Impairment
  • Rheumatoid Arthritis
  • Respiratory Disease (COPD)
  • Asthma
  • Infections
  • Allergies

healthy populations

Illness-based populations

  • Healthy male and female subjects
  • Postmenopausal subjects
  • Healthy Elderly Males and Females
  • Obesity – Overweight subjects
  • Healthy Young Females on Oral Contraceptives
  • PK/PD Analysis
  • Single and multiple dose pharmacokinetics - pharmacodynamics
  • Single and Multiple Ascending Dose
  • Drug interaction
  • Age and gender kinetics


The main facility has one building dedicated to outpatient care and clinical research Phase II and III.


The other building has a 40 patient capacity and is devoted to Phase I research for pharmacokinetic and pharmacodinamic studies, including pharmacokinetic profiling, bioavailability, bioequivalence, drug metabolism and drug interaction studies.

If you are interested in contacting this center to discuss placing a clinical trial here, feel free to contact us.


A representative from the research center will then follow up with you.

We are located at

2026 Wirt Road Houston, Texas 77055

Phone: (281) 738-2642

Email: bsuarez@whcrs.com