Experimental Pain Study to Assess Local Anesthetic Efficacy and Safety of CTY-5339 Anesthetic Spray in Normal Volunteers

Completed · Phase 2 · Has a placebo group

Conditions studied: Anesthesia

In brief

The purpose of this study is to determine if the topical application to cheek tissue of the combination of benzocaine and tetracaine has a longer duration of local anesthetic activity than benzocaine alone.

Key facts

Study ID

NCT02908620

Run by

Cetylite Industries

People needed

40

Starts

2016-12-07

Expected to finish

2017-06-07

Last updated by the study team

2019-07-02

Who can join

Age: 18 and older, up to 75. Sex: any. Healthy volunteers: accepted.

You may qualify if…

• Male and female subjects between 18-75 years of age with a Body Mass Index (BMI) ≤32;
• Subjects are ASA Category I or II and are in normal physical health as judged by physical and laboratory examinations;
• Subjects with normal appearance of the oral mucosal tissues;
• Subjects must agree to refrain from ingesting any systemic or topical analgesic medication for 3 days or 5 half-lives of the drug prior to and during the study period and alcohol for 1 day prior to and during the study period;
• Subjects must agree to refrain from using mouth rinses, cough drops or throat lozenges on the day of each test session;
• Female subjects must be physically incapable of childbearing potential (postmenopausal for more than 1 year or surgically sterile) or practicing an acceptable method of contraception (hormonal, barrier with spermicide, intrauterine device, vasectomized or same sex partner, or abstinence). Subjects using hormonal birth control must have been on a stable dose of treatment for at least 30 days and received at least 1 cycle of treatment prior to randomization. At Screening and at Baseline of both sessions, all females of childbearing potential must have a negative urine pregnancy test and not be breastfeeding;
• Negative urine drug screen for drugs of abuse at Screening and at Baseline for each Study Session. A positive drug screen result may be permitted if the subject has been on a stable dose of an allowed medication for >30 days;
• The subject is capable of reading, comprehending, and signing the informed consent form.

You may not qualify if…

• Subjects with a history of any significant hepatic, renal, endocrine, cardiac, neurological, psychiatric, gastrointestinal, pulmonary, hematologic, or metabolic disorders, including glaucoma, diabetes, emphysema, and chronic bronchitis;
• Subjects with a history of any type of cancer other than skin related cancers;
• Subjects with conditions that affect the absorption, metabolism, or passage of drugs out of the body, (e.g., sprue, celiac disease, Crohn's disease, colitis, or liver, kidney, or thyroid conditions);
• Subjects with any history of alcohol or substance abuse (including a positive drug screen test);
• Subjects that currently have or have a history of uncontrolled hypertension;
• Subjects with a known hypersensitivity to any local anesthetic drug;
• Subjects with a hematocrit level significantly below the normal range on the screening laboratory examination (as judged by the PI);
• Subjects with any clinically significant abnormal lab result (as judged by the PI);
• Subjects with any condition or history felt by the Investigator to place the subject at increased risk;
• Subjects who have smoked or chewed tobacco-containing substances within 6 months prior to the start of the study;
• Subjects judged by the Investigator to be unable or unwilling to comply with the requirements of the protocol;
• Subjects who have used an investigational drug within 30 days prior to entering the study;
• Subjects who have donated blood within 3 months prior to the start of the study;
• Subjects who have previously participated in the trial;
• Subjects who are members of the study site staff directly involved with the study or a relative of the Sponsor or other personnel involved with the study.

Where it is running

• University of Pennsylvania, School of Dental Medicine Department of Oral & Maxillofacial Surgery — Philadelphia, Pennsylvania, United States

Full record on ClinicalTrials.gov

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