Direct Helpers Research Center

Center Information

Aileen Tablado
Site Director
Direct Helpers Research Center
425 West 51 Place
Hialeah, FL 33012

Currently Enrolling Trials

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Therapeutic Areas

Cardiology/Vascular Diseases
Family Medicine
Genetic Disease
Hepatology (Liver, Pancreatic, Gall Bladder)
Infections and Infectious Diseases
Internal Medicine
Nutrition and Weight Loss
Obstetrics/Gynecology (Women’s Health)
Orthopedics/Orthopedic Surgery
Plastic Surgery
Pulmonary/Respiratory Diseases

Performance Metrics

Number of Studies Conducted: 100+
Number of Active Patients in the Database: 5000
Average Number of Total Patients Enrolled: 300
Average Percent of Total Patients Randomized: 95%
Average Percent of ‘Completed’ Studies that met Enrollment Goals: 100%
EDC Capabilities: Yes


Direct Helpers Research Center is a dedicated medical institute that combines a network of committed and experienced personnel to conduct an array of clinical research trials in Phases I-IV. We aid the pharmaceutical community with the advancement of medications and medical devices to seek an outcome where YOU will benefit from a better quality of life. DHRC has successfully collaborated with major pharmaceutical companies and CRO’s. We continually meet and exceed enrollment, patient retention, and data integrity while adhering to the Good Clinical Practice Guidelines.


We have conducted clinical trials with a broad range of indications such as hypertension, diabetes mellitus, Alzheimer’s, depression, coronary disease, gout, asthma, women’s health, hypercholesterolemia, osteoarthritis, and constipation. As well as early and late phase trials. Our site has been involved in clinical research for 6 years and we have worked with sponsors/ CROs such as AstraZeneca, Pfizer, and Eli Lilly. Please visit our website for a complete list of Sponsors.


Our center is conveniently located in the heart of Hialeah, near hospitals, laboratories, and imaging facilities that we outsource in certain trials. Public transportation is easily accessible, although we provide our own transportation to accommodate subjects travel. Our facility has all state of the art medical equipment, and safety measures are taken into consideration with an onsite crash cart, AED machine, oxygen tank, and all staff members are CPR certified.


Our facility is made up of a board of 12 Principal Investigators with a wide range of specialties, allowing for versatility in our study indications.

  • Alberto Manzor, MD
    Specialty: Internal Medicine
  • Angel M. Garcia, MD
    Specialty: Internal MedicineSub Specialty: Interventional Pain Management
  • Celestino P. Castellon, MD
    Specialty: Obstetrics & Gynecology
  • Jorge Alsina, MD
    Specialty: Board Certified Pediatrician
  • Jorge L. Cardenas- Zito, MD
    Specialty: General Medicine
    Sub Specialty: Clinical Gynecology
  • Jose E. Mendez, DO
    Specialty: Dermatology
  • Luis J. Victores, MD
    Specialty: Internal Medicine & Gastroenterology
  • Manuel F. Fernandez, MD
    Specialty: General Medicine
  • Manuel Sanchez, MD
    Specialty: Family Practice
  • Rodrigo Belalcazar-Ardila, MD
    Specialty: Ophthalmologist
  • Ruben D. Felhandler, MD
    Specialty: Podiatric Physician
  • Sonia M. Jimenez- Victores, MD
    Specialty: Internal Medicine and Endocrinology


DHRC is made up of a board of 12 PI's, a site director, a financial department, a recruitment department, and 3 teams of Clinical Research Coordinators.

Our staff is composed of Clinical Research Coordinators , with over 30 years combined of experience.

All staff members are CPR certified, OSHA and HIPAA compliant, and trained in Good Clinical Practice Guidelines. All team members are familiar with most EDC, IVRS, and IRB systems. We take pride in providing quality data to our Sponsors and CRO's.

Current Staff:

  • Ruber Laborde
  • Vanessa Valdes
  • Yoalys Perez-Martinez
  • Leisy Rolo
  • Sofia Mendez
  • Sheena Tamburino

Site Director: Aileen Tablado

Site Manager: Monica Merino Lopez

Financial Director: Roselynn Tablado

Recruitment Specialists:

  • Lourdes Pereira


Our facility has a database with a diverse demographic population. The majority of our patients are Hispanic, White, and/ or African American. Participants age varies from 6 years and over.

Contact Center

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