Investigation of Efficacy of Improved Acetaminophen Labeling
Public ClinicalTrials.gov record NCT01592448. Field values are reproduced from the official study page; the official ClinicalTrials.gov record remains the source of truth for eligibility, enrollment, and contact information.
Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.
Official title
Consumer Understanding and Use of Non-Prescription Analgesics, Investigation of Efficacy of Improved Acetaminophen Labeling
Study identification
- NCT ID
- NCT01592448
- Recruitment status
- Completed
- Study type
- Observational
- Phase
- Not listed
- Lead sponsor
- Northwestern University
- Other
- Enrollment
- 662 participants
Conditions and interventions
Conditions
Interventions
- Active Ingredient Icon Behavioral
Behavioral
Eligibility (public fields only)
- Age range
- 18 Years to 80 Years
- Sex
- All
- Healthy volunteers
- Accepts healthy volunteers
This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.
Study timeline
- Start date
- Sep 30, 2012
- Primary completion
- Feb 28, 2013
- Completion
- Feb 28, 2013
- Last update posted
- Nov 17, 2014
2012 – 2013
United States locations
- U.S. sites
- 4
- U.S. states
- 2
- U.S. cities
- 2
| Facility | City | State | ZIP | Site status |
|---|---|---|---|---|
| Grady Memorial Hospital | Atlanta | Georgia | 30303 | — |
| The Emory Clinic | Atlanta | Georgia | 30322 | — |
| Chicago LakeShore Medical Association | Chicago | Illinois | 60611 | — |
| Mercy Hospital | Chicago | Illinois | 60616 | — |
Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.
About this trial record page
- What this page shows
- Public field values for ClinicalTrials.gov record NCT01592448, including study identification, conditions, interventions, eligibility (age, sex, healthy volunteer), timeline, and U.S. site list.
- What this page does not do
- No medical advice, eligibility judgments, treatment recommendations, study quality scoring, or AI-generated medical summaries. No site contact phone numbers, emails, or investigator names.
- Where the data comes from
- Sourced from the official ClinicalTrials.gov public API. The official record is the source of truth.
- Last refresh
- Last update posted Nov 17, 2014 · Synced Apr 29, 2026
Related: full search, browse by condition, browse by drug or therapy, browse by sponsor, browse by U.S. city.
Open the official record
The complete protocol, eligibility criteria, and contact information for NCT01592448 live on ClinicalTrials.gov.