Medical Information Only. Always consult your healthcare provider before enrolling in any clinical trial.

NCT00497081 · ClinicalTrials.gov registry record · Phase 2

Mirtazapine to Reduce Methamphetamine Use Among MSM With High-risk HIV Behaviors

A Phase 2 study, sponsored by San Francisco Department of Public Health.

Completed
Registry status
Phase 2
Development phase
60
Enrollment target

NCT00497081: Completed Phase 2 study, sponsored by San Francisco Department of Public Health.

NCT00497081 is a Phase 2 study that has completed, run by San Francisco Department of Public Health. The registered enrollment target is 60 participants, below the 133-participant average among 30,622 other Phase 2 trials with a reported enrollment target (55% lower). According to ClinicalTrials.gov, the official US trial registry.

View on ClinicalTrials.gov ↗

View your shortlist →

The verdict

NCT00497081, a Phase 2 study, has completed, sponsored by San Francisco Department of Public Health.

COMPLETED
Registry status
Phase 2
Development phase
60 participants
Enrollment target

Study Summary

Studies demonstrate that methamphetamine (meth) use is associated with high-risk sexual behavior among MSM, putting meth-using MSM at extraordinarily high risk for transmitting or acquiring HIV. This study of intermediate size (60 participants) and length (3 months of follow-up) will assess the efficacy of mirtazapine in reducing methamphetamine use among high-risk MSM.

Interventions

  • DRUG placebo
  • DRUG mirtazapine

Trial Details

FieldValue
Enrollment Target 60 participants
Start Date 2007-05
Est. Completion 2010-03
Phase Phase 2

What the finished NCT00497081 record still lists

NCT00497081 is an interventional study that assigns participants to a tested intervention. The registry caps enrollment at 60 participants, a relatively small participant target, below the 133-participant average among 30,622 other Phase 2 trials with a reported enrollment target (55% lower).

The record links to 0 conditions, and to 2 interventions - of which placebo is the first listed.

NCT00497081 does not publish any study locations in the registry export this page uses.

Frequently Asked Questions

What is clinical trial NCT00497081 about?

NCT00497081 is a clinical study titled "Mirtazapine to Reduce Methamphetamine Use Among MSM With High-risk HIV Behaviors". Studies demonstrate that methamphetamine (meth) use is associated with high-risk sexual behavior among MSM, putting meth-using MSM at extraordinarily high risk for transmitting or acquiring HIV. This study of intermediate size (60 participants) and length (3 months of follow-up) will assess the effi...

What is the current status of trial NCT00497081?

This trial is currently completed. It is a Phase 2 study. The enrollment target is 60 participants. The study started on 2007-05. Estimated completion is 2010-03.

What interventions are being tested in trial NCT00497081?

The interventions under investigation include: placebo (DRUG), mirtazapine (DRUG).

Who is sponsoring clinical trial NCT00497081?

This trial is sponsored by San Francisco Department of Public Health, which has 13 total clinical trials registered on ClinicalTrials.gov.

How this trial's enrollment target compares

Where NCT00497081's enrollment target sits among peer trials

60 1027th of 2000 higher than 868 of 2,000 other Phase 2 trials

participants (enrollment target), bucketed by value

Each bar is a band; taller bars hold more other Phase 2 trials. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count and share, and where it sits relative to this entry.

Source ClinicalTrials.gov registry export · 2026-08-08

Nationwide trials with similar profiles

Cross-condition peers matched on enrollment target and registry start date, not the same-condition list above.

Similar enrollment target

  • NCT00576069 · 60 participants

    Mechanism(s)of Airflow Limitation in Moderate-severe Persistent Asthma

  • NCT01297400 · 60 participants · Phase 2

    Phase 2 Pilot Study of the Safety and Efficacy of Topical MW-III in Thermal Burns

  • NCT01734122 · 60 participants

    Stereotactic Radiosurgery for Essential Tremor and Parkinsonian Tremor

  • NCT01804634 · 60 participants · Phase 2

    Reduced Intensity Haploidentical BMT for High Risk Solid Tumors

Similar registry start date

  • NCT05988463 · started 2027-01-01 · Phase 1

    Dose-Escalation Study of Artesunate Patients With IPF

  • NCT07219706 · started 2026-12-10 · NA

    Dietary Fiber and Time Restricted Eating

  • NCT02831335 · started 2026-12-01

    Technical Development of Multi-Parametric Renocerebral MRI

  • NCT05962346 · started 2026-12 · NA

    Fetal Endoscopic Tracheal Occlusion for Congenital Diaphragmatic Hernia

Source: ClinicalTrials.gov NCT00497081, the US trial registry maintained by the National Library of Medicine. NCT00497081 (small enrollment · none site footprint · completed) retrieved and formatted by PlainTrial, see methodology.