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A Pilot Study to Evaluate Safety and Efficacy of CigRx™ in Smokers

This study has been completed.
ClinicalTrials.gov Identifier:
First Posted: December 17, 2010
Last Update Posted: October 30, 2015
The safety and scientific validity of this study is the responsibility of the study sponsor and investigators. Listing a study does not mean it has been evaluated by the U.S. Federal Government. Read our disclaimer for details.
Information provided by (Responsible Party):
Rock Creek Pharmaceuticals, Inc.
A randomized, double-blind, active-controlled, crossover, pilot study to evaluate the safety and efficacy of CigRx™ Lozenge, a dietary supplement, in daily smokers in temporarily reducing the desire to smoke

Condition Intervention Phase
Smoking Tobacco Use Disorder Dietary Supplement: CigRx Lozenge Other: Tobacco Lozenge Phase 1

Study Type: Interventional
Study Design: Allocation: Randomized
Intervention Model: Crossover Assignment
Masking: Quadruple (Participant, Care Provider, Investigator, Outcomes Assessor)
Primary Purpose: Treatment
Official Title: A Randomized, Double-Blind, Active-Controlled, Crossover, Pilot Study to Evaluate the Safety and Efficacy of CigRx™ Lozenge, a Non-Nicotine Non-Tobacco Dietary Supplement, in Daily Smokers in Temporarily Reducing the Desire to Smoke

Resource links provided by NLM:

Further study details as provided by Rock Creek Pharmaceuticals, Inc.:

Primary Outcome Measures:
  • Effect on subject's craving to smoke [ Time Frame: 4 hours ]
    craving is assessed by changes in questionnaire answers over time

Secondary Outcome Measures:
  • Collection of information on adverse events related to study products [ Time Frame: 5 hours ]

Enrollment: 109
Study Start Date: April 2010
Study Completion Date: April 2010
Primary Completion Date: April 2010 (Final data collection date for primary outcome measure)
Arms Assigned Interventions
Experimental: CigRx Lozenge
CigRx Lozenge
Dietary Supplement: CigRx Lozenge
lozenge made of dietary supplements
Active Comparator: Tobacco Lozenge
Tobacco Lozenge
Other: Tobacco Lozenge
lozenge made of compressed cured tobacco extract

Detailed Description:
Subjects will orally self-administer 2 study products, each in the form of a dissolvable lozenge, and will complete questionnaires on demographics, urges to smoke, and product rating.

Information from the National Library of Medicine

Choosing to participate in a study is an important personal decision. Talk with your doctor and family members or friends about deciding to join a study. To learn more about this study, you or your doctor may contact the study research staff using the contacts provided below. For general information, Learn About Clinical Studies.

Ages Eligible for Study:   23 Years to 72 Years   (Adult, Senior)
Sexes Eligible for Study:   All
Accepts Healthy Volunteers:   Yes

Inclusion Criteria:

  • Healthy adult smokers
  • Smoking for at least 5 years
  • Smoking at least one (1) pack of cigarettes a day

Exclusion Criteria:

  • Allergy to lozenge components
  Contacts and Locations
Information from the National Library of Medicine

To learn more about this study, you or your doctor may contact the study research staff using the contact information provided by the sponsor.

Please refer to this study by its ClinicalTrials.gov identifier (NCT number): NCT01262170

United States, West Virginia
Comfort Inn
Martinsburg, West Virginia, United States, 25401
Sponsors and Collaborators
Rock Creek Pharmaceuticals, Inc.
Principal Investigator: Maria Varga, MD Star Scientific, Inc
  More Information

Responsible Party: Rock Creek Pharmaceuticals, Inc.
ClinicalTrials.gov Identifier: NCT01262170     History of Changes
Other Study ID Numbers: RCP-002
First Submitted: December 15, 2010
First Posted: December 17, 2010
Last Update Posted: October 30, 2015
Last Verified: October 2015

Keywords provided by Rock Creek Pharmaceuticals, Inc.:
dietary supplement

Additional relevant MeSH terms:
Tobacco Use Disorder
Substance-Related Disorders
Chemically-Induced Disorders
Mental Disorders