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Recruiting

NCT Number: NCT07663474

Mobile Restriction on Dopamine Transporter

Restriction of mobile phone use for 2wks and undergo PET scanning for DAT bindinng. Free use of mobile phone use for 2wks and undergo PET scanning for DAT bindinng.

Recruiting

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Key information

Conditions

Addiction Behavior Behavior, Addictive Compulsive Behavior Impulsive Behavior SMARTPHONE OWNER

Age range

19 year–40 year

Sex eligibility

All sexes

Study type

Interventional

Phase

Not applicable

Primary location

Pusan National University Hospital

Busan, 49241, South Korea

Location status: Recruiting

Location contact

Kyoungjune Pak, MD, PhD

CONTACT

[email protected]

+82-51-240-7389

Who can participate

Healthy volunteers accepted: Yes

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

Inclusion criteria

  • Healthy subjects with daily use of mobile phone (IPhone)
  • Accessible with "Screentime" application

Exclusion criteria

  • Neuropsychiatric disease
  • Subjects who have medications for mental illness
  • Subjects who cannot undergo PET scans
  • Subjects who cannot participate 4 weeks of this study

Treatment and study plan

Mobile phone restrction

Device

Mobile phone restrction for 2 weeks

Primary outcomes

  1. Dopamine transporter

    Time frame: 2weeks after intervention

    PET

Study contacts

Contact information is provided by the study sponsor or research team.

Kyoungjune Pak, MD, PhD

CONTACT

[email protected]

+82-51-240-7389

Sponsors and collaborators

Lead sponsor

Pusan National University Hospital

Other

Registry information

Important dates

Study start
2026
Primary completion
2029
Study completion
2030
First posted
Jun 23, 2026
Registry last updated
Jun 25, 2026

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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