Effects of EVT 302 With or Without NRT on Craving and Withdrawal in Healthy Male Smokers Deprived of Cigarettes

NCT ID: NCT00622752

Last Updated: 2008-06-17

Study Results

Results pending

The study team has not published outcome measurements, participant flow, or safety data for this trial yet. Check back later for updates.

Basic Information

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Recruitment Status

COMPLETED

Clinical Phase

PHASE2

Total Enrollment

90 participants

Study Classification

INTERVENTIONAL

Study Start Date

2008-02-29

Study Completion Date

2008-05-31

Brief Summary

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This randomised, placebo-controlled study is designed to explore the effects of EVT 302 both with and without concomitant nicotine replacement therapy (NRT) on craving and withdrawal in smokers after short term deprivation of cigarettes.

Detailed Description

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Conditions

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Smoking Cessation

Keywords

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Smoking cessation Craving Smokers

Study Design

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Allocation Method

RANDOMIZED

Intervention Model

CROSSOVER

Primary Study Purpose

TREATMENT

Blinding Strategy

TRIPLE

Participants Investigators Outcome Assessors

Study Groups

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1

EVT 302, 10 mg

Group Type EXPERIMENTAL

EVT 302, 10 mg

Intervention Type DRUG

2 X EVT 302, 5 mg tablets

2

EVT 302, 10 mg + NRT patch, 21 mg

Group Type EXPERIMENTAL

EVT 302, 10 mg

Intervention Type DRUG

2 X EVT 302, 5 mg tablets

Nicotine replacement therapy (NRT)

Intervention Type DRUG

NRT patch containing 21 mg of nicotine

3

NRT patch, 21 mg

Group Type EXPERIMENTAL

Nicotine replacement therapy (NRT)

Intervention Type DRUG

NRT patch containing 21 mg of nicotine

4

Placebo to match EVT 302 and placebo patch to match NRT patch

Group Type PLACEBO_COMPARATOR

placebo

Intervention Type DRUG

2 X placebo tablets to match EVT 302 5 mg

NRT placebo

Intervention Type DEVICE

Medically inert plaster cut to match the NRT plaster

Interventions

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EVT 302, 10 mg

2 X EVT 302, 5 mg tablets

Intervention Type DRUG

placebo

2 X placebo tablets to match EVT 302 5 mg

Intervention Type DRUG

Nicotine replacement therapy (NRT)

NRT patch containing 21 mg of nicotine

Intervention Type DRUG

NRT placebo

Medically inert plaster cut to match the NRT plaster

Intervention Type DEVICE

Eligibility Criteria

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Inclusion Criteria

* Male subjects between 18 and 55 years of age, inclusive
* BMI between 18 and 30, minimum weight of 50 kg
* Negative urine drug \& alcohol screen
* Able to comply with tyramine-restricted diet
* Smoking of ≥17 and ≤34 cigarettes per day for the past year and have not tried to quit smoking in the 3 months prior to screening
* Subjects are willing and able to quit for about 12 hours in each of three subsequent study periods
* Previous experience of craving following smoking cessation
* Breath CO between 15 ppm and 20 ppm and cotinine in saliva and plasma at least 250 ng/mL at screening
* Liver function test results not above 1.5 times the upper normal limit (UNL) at screening visit and at re-assessment during the study.

Exclusion Criteria

* Participation in another clinical study within 60 days of screening
* Evidence of active significant psychiatric or neurological disease or dependency other than cigarettes
* Are known to have or are a carrier of the hepatitis B surface antigen (HBsAg), hepatitis C virus (HCV) antibody, has a positive result to the human immunodeficiency virus-1 and/or 2 (HIV-1 and/or HIV-2) antibodies
* Known hypersensitivity to MAO inhibitors or any substance that is contained in the study formulations
* Known allergy to plasters or NRT patches
* Previous participation in another study with EVT 302
* Currently receiving treatment for smoking cessation
* Current use of tobacco products other than cigarettes
* Require treatment with any medication
* Subject with a clinically relevant abnormal 12-lead ECG recording or QTcB/F \>430 ms
* Use of a prescription medicine within 14 days or 5 half-lives, whichever is the longer, of the start of dosing, or use of an over-the-counter medication during the 7 days before the study, including herbal remedies, but excluding paracetamol and vitamin supplements (provided intake does not exceed the daily recommended allowance)
* Subjects must not be planning to father a child or donate sperm, during the study and 3 months after the end of the study. Acceptable methods of contraception comprise barrier contraception and a medically accepted contraceptive method for the female partner (intra-uterine device with spermicide, hormonal contraceptive since at least 2 month)
* Daily consumption of more than 5 cups of tea or coffee, or more than 1.0 litre of xanthine-containing drinks
* Recent myocardial infarction, unstable or worsening angina pectoris, prince metal angina, severe arrhythmias, recent stroke.
* Creatinine clearance (CLR) calculated according to the formula by Modification of Diet in Renal Disease (MDRD) of \<80 mL/min
Minimum Eligible Age

18 Years

Maximum Eligible Age

55 Years

Eligible Sex

MALE

Accepts Healthy Volunteers

No

Sponsors

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Evotec Neurosciences GmbH

INDUSTRY

Sponsor Role lead

Responsible Party

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Evotec Neurosciences GmbH

Principal Investigators

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Alla Radicke, MD

Role: PRINCIPAL_INVESTIGATOR

Parexel International GmbH, Clinical Pharmacology Research Unit

Locations

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PAREXEL International GmbH, Clinical Pharmacology Research Unit

Berlin, , Germany

Site Status

Countries

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Germany

Other Identifiers

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EUDRACT No.: 2007-006236-63

Identifier Type: -

Identifier Source: secondary_id

EVT 302/3011

Identifier Type: -

Identifier Source: org_study_id