Clinical Trials

Stephens & Associates takes pride in its ability to conduct a broad spectrum of Phase I-IV clinical trials on subject populations with a variety of diseases and conditions. Our Dallas, Texas; Colorado Springs, Colorado; and Tokyo, Japan Research Centers offer a variety of safety and efficacy clinical trials to help you evaluate and substantiate the safety and efficacy of your prescription, cosmetic and personal care products. Each Stephens research site has their own unique area in which they conduct clinical trials and diversity of subjects.

Choose a research center location to view the areas and types of clinical trials.

Please view the pdf file for a complete list of the areas, types of clinical trials and some examples of various clinical parameters/endpoints and claims by product type (face, eye and body skin care products and cosmetics). The clinical parameters/endpoints can be customized based on your claim(s).

Download Complete TRC Clinical TrialsTRCTexas Research Centerarrow

Stephens Texas Research Center conducts clinical trials in the areas listed below.

Pharmaceutical/Medical Devices
Dermatology
  • Acne
  • Atopic Dermatitis/Ezcema
  • Psoriasis
  • Rosacea
  • Photodamage
  • Wounds
Ophthalmology
  • Contact Lenses
  • Dry Eyes
Footcare
  • Bunion
  • Pain and Discomfort
Hair and Scalp
  • Loss of Hair
  • Hair Dandruff
  • Seborreheic Dermatitis
Additional Areas
  • Colds symptoms
  • Constipation
  • Gynecology
  • Hormone replacement therapy (HRT)
Dermatology/Skin Care
Safety
  • Cumulative skin irritation test
  • 24 hour and 48 hour patch tests for acute skin irritation (primary irritation)
  • Human Repeat Insult Patch Test (HRIPT)
  • Modified maximization test
  • Photobiology
  • Safety-In Use
  • Facial sting test
Efficacy
  • SPF Testing (FDA, ISO and International Methods)
  • UVA Testing (FDA, ISO and JCIA Methods)
  • Biopsy Analysis for the following biomarkers:
  • Specialized Claims for Skin Care (customized designs based on the claim)
Ophthalmology/Eye Care
Safety
  • Safety In-Use
  • Eye instillation (no more tears; no stinging)
  • Controlled usage with special populations (safe for contact lens wearers; safe for sensitive eyes)
Efficacy
  • Specialized Claims for Eye Care (customized designs based on the claim)
Consumer Market Research
  • Research Guidance Tests
  • Consumer Preferences or Consumer Usage
  • Focus Groups Research
  • Testimonial
  • Infomercials
Download Complete CRC Clinical TrialsCRCColorado Research Centerarrow

Stephens Colorado Research Center conducts clinical trials in the areas listed below.

Pharmaceutical/Medical Devices
Dermatology
  • Acne
  • Atopic dermatitis/Eczema
  • Dry Skin
  • Dry Itchy Skin
  • Skin hyperpigmentation
  • Psoriasis
  • Rosacea
  • Photodamage
  • Wounds
Ophthalmology
  • Contact Lenses
  • Dry Eyes
Footcare
  • Bunion
  • Corns
  • Dry Heels
  • Pain and discomfort
Hair and Scalp
  • Loss of hair
  • Hair Dandruff
Seborreheic Dermatitis
Additional Areas
  • Colds symptoms
  • Constipation
  • Gynecology
  • Hemorrhoids
  • Hormone replacement therapy (HRT)
  • Blood Pressure
  • Obesity
  • Pain
Blood Pressure
  • Obesity
  • Pain
  • Signs of menopause
Cosmetic and Personal Care Products
Dermatology/Skin Care Safety
  • Cumulative skin irritation test
  • 24 hour and 48 hour patch tests for acute skin irritation (primary irritation)
  • Human Repeat Insult Patch Test (HRIPT)
  • Modified maximization test
  • Safety-In Use
  • Facial sting test
Efficacy
  • Specialized Claims for Skin Care (customized designs based on the claim)
Ophthalmology/Eye Care Safety
  • Safety In-Use
  • Eye instillation (no more tears; no stinging)
  • Controlled usage with special populations (safe for contact lens wearers; safe for sensitive eyes)
Efficacy
  • Specialized Claims for Eye Care (customized designs based on the claim)
Consumer Market Research
  • Research Guidance Tests
  • Consumer Preferences or Consumer Usage
  • Focus Groups Research
  • Testimonial
  • Infomercials
Download Complete JRC Clinical TrialsJRCJapan Research Centerarrow

Stephens Japan Research Center conducts clinical trials in the areas listed below.

Pharmaceutical/Medical Devices
Ophthalmology
  • Dry Eyes
  • Self-Perceived Sensitive Eyes
  • Contact lenses
  • Eye Safety/Irritation
Cosmetic and Personal Care Products
Dermatology/Skin Care Safety
  • Cumulative skin irritation test
  • 24 hour and 48 hour patch tests for acute skin irritation (primary irritation)
  • Human Repeat Insult Patch Test (HRIPT)
  • Modified maximization test
  • Safety-In Use
  • Facial sting test
Efficacy
  • Specialized Claims for Skin Care (customized designs based on the claim)
  • Studies conducted under Japanese Cosmetic Science Society (JCSS) Guidelines for the Evaluation of Cosmetic Functions:
    • Anti-Wrinkle Products
    • Whitening Products
    • Sunscreens
    • Functional Cosmetics
Ophthalmology/Eye Care Safety
  • Safety In-Use
  • Eye instillation (no more tears; no stinging)
  • Controlled usage with special populations (safe for contact lens wearers; safe for sensitive eyes)
Efficacy
  • Specialized Claims for Eye Care (customized designs based on the claim)
Consumer Market Research
  • Research Guidance Tests
  • Consumer Preferences or Consumer Usage
  • Focus Groups Research
  • Testimonial
  • Infomercials