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Completed

NCT Number: NCT04749017

The Potential Effect of Avena Sativa L. on Wellness/Wellbeing During Smoking Reduction/Cessation Experience

The purpose of this study is to evaluate the potential effect of Avena Sativa L. on wellbeing during smoking reduction/cessation

Completed

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Key information

Age range

18 year–65 year

Sex eligibility

All sexes

Study type

Interventional

Phase

Not applicable

Primary location

Catholic University of Murcia

Murcia, 30107, Spain

About this study

The duration of the study will be 90 days (12 weeks). The consumption time will be set at 60 days (8 weeks), the remaining 30 days will be for follow up, the product will not be consumed. Each day of the study will be recorded in a diary by each subject.

Subjects are randomized based on the number of cigarettes and the Richmond test. In addition, subjects with a high score on the DASS-21 test items could not participate in the study.

Who can participate

Healthy volunteers accepted: Yes

Only the study team can determine whether someone qualifies for participation.

Inclusion criteria

  • Adults (age: 18 - 65 YO)
  • Willingness to reduce/quit daily cigarettes (Richmond test)
  • Regular smokers: ≥10 CPD for the last 6 months (mean of ~16)
  • At least 6 months of smoking
  • Exhaled CO level≥10 ppm
  • Healthy adults:
  • Normal blood profile at screening
  • Subject is in a good physical health as established by medical history, vital signs, self-declaration and physical examination
  • Without depression/ anxiety or stress (based on a psychological evaluation and DASS21 questionnaire)
  • Able to participate fully in all aspects of the study and had understood and signed the informed consent
  • Negative drug test (THC, Amphetamines, Methamphetamines, Cocaine and Opioids)
  • For women: Negative pregnancy test

Exclusion criteria

  • Use of any mineral/vitamin/drug or other supplements during the past month prior to study
  • Participate in another clinical trial in the last 6 months
  • Using (past 30 days) other smoking cessation aids, for example treatments for tobacco dependence or an investigational drug
  • Smoke other nicotine-containing products such as hookah smokeless tobacco or electronic cigarettes
  • Allergic or intolerance to one of the ingredients of the investigated product
  • Diagnosed or treated for mental illness/ disorder in the past year
  • Recent history (past year) of alcohol or drug abuse or dependence
  • Reported any active/chronic disease (such as: Celiac disease/active peptic ulcer) or chronic medications (except Hyperlipidaemia or hypertension that are stable on medications)
  • Any other laboratory abnormality, medical condition or psychiatric disorder which in the Investigator's opinion may adversely affect the subject's ability to complete the study or its measures or which may pose significant risk to the subject
  • Pregnant, lactating women or women that plan to get pregnant

Treatment and study plan

Experimental product consumption

Dietary Supplement

Consumption of the experimental product 2 capsules daily, morning and evening (450 mg each capsule) for 60 days

Control product consumption

Other

Consumption of control product of identical appearance 2 capsules daily for 60 days, morning and evening

Primary outcomes

  1. Wellbeing / wellness

    Time frame: From baseline to 8 weeks later

    WHOQOL BREF test

Secondary outcomes

  1. Wellbeing / wellness

    Time frame: Day 1, at 4 and 12 weeks later

    WHOQOL BREF test

  2. Cognitive performance

    Time frame: Day 1, at 4, 8 and 12 weeks later

    COMPASS cognitive test panel

  3. Quality of life panel

    Time frame: Day 1, at 4, 8 and 12 weeks later. They also have to fill it in at home, in a diary, on the 15th, 45th and 75th day.

    Using a visual analog scale where 0=not good at all, 10=very good

  4. Quality of life questionnaire

    Time frame: Day 1, at 4 and 8 weeks later

    SF-36 test health questionnaire

  5. Brief questionnaire of smoking urges

    Time frame: Day 1, at 4 and 8 weeks later

    QSU-Brief/Tiffany test

  6. Depression

    Time frame: Day 1, at 4 and 8 weeks later

    Beck depression. Test to measure the level of depression of the subjects

  7. Perceived stress scale

    Time frame: Day 1, at 4 and 8 weeks later

    Scale Remor, 2001. Test to measure the level of stress of the subjects

  8. Anxiety questionnaire

    Time frame: Day 1, at 4 and 8 weeks later

    Test STAI, to measure the level of anxiety of the subjects

  9. Biopyrrin

    Time frame: Day 1, at 4 and 8 weeks later

    Measured in urine

  10. Cortisol

    Time frame: Day 1, at 4 and 8 weeks later

    Measured in saliva

  11. Nicotine Dependence

    Time frame: Day 1, at 4 and 8 weeks later

    Fagerstrom test (FTND)

  12. Minnesota Nicotine Withdrawal scale

    Time frame: Day 1, at 4 and 8 weeks later

    Nicotine withdrawal scale

  13. Number of cigarettes per day

    Time frame: Number of daily cigarettes is recorded on a daily basis in the diary from week 1 to week 12. Cotinine and exhaled carbon moxide are measured on day 1, at 4, 8 and 12 weeks later

    Cigarettes per day self-reported in the daily diary, validated by cotinine and exhaled carbon monoxide at every visit

  14. Craving level quantification

    Time frame: Day 1, at 4 and 8 weeks later

    Visual analog scale where 0=no desire to smoke, 10=strong desire to smoke

  15. VAS symptoms severity panel

    Time frame: Day 1, at 4, 8 and 12 weeks later.

    Using a visual analog scale where 0=very low, 10=very high

  16. Sleep efficiency

    Time frame: It will be measured during 3 weekdays and one weekend day, before starting with the consumption of the product and before the end of the consumption (60 days).

    Measured by accelerometry, with Actigraph wGT3X-BT

Sponsors and collaborators

Lead sponsor

Universidad Católica San Antonio de Murcia

Other

Registry information

Official study title

A Double Blind, Randomized, Controlled Study for the Potential Effect of Avena Sativa L. on Wellness/Wellbeing During Smoking Reduction/Cessation Experience

Acronym: SMOK

Important dates

Study start
2021
Primary completion
2021
Study completion
2021
First posted
Feb 10, 2021
Registry last updated
Feb 15, 2022

OpenTrials presents study information sourced from ClinicalTrials.gov. The official registry record should be consulted for the latest information.

View the official ClinicalTrials.gov record (opens in a new tab)

This listing is for discovery and informational purposes only. It is not medical advice, does not guarantee that a study is recruiting, and does not determine eligibility. Contact the study team and a qualified healthcare professional when considering participation.

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