Independent directory Public ClinicalTrials.gov records United States
ClinicalTrials.gov record
Completed Early Phase 1 Interventional Accepts healthy volunteers Results available

A Pilot Feasibility Study of Activated Charcoal in Healthy Volunteers

ClinicalTrials.gov ID: NCT04204772

Public ClinicalTrials.gov record NCT04204772. 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.

ClinicalTrials.gov public records Last synced Sep 2, 2026, 12:02 AM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Official title

A Pilot Feasibility Study of Activated Charcoal in Healthy Adult Volunteers

Brief summary

Reproduced verbatim from the official ClinicalTrials.gov record. Not medical advice.

This is a pilot study designed to test feasibility, tolerability, and safety of medical grade oral Activated Charcoal (AC) in 12 healthy volunteers. To determine the two most palatable and tolerable AC combinations. There will be a total of 4 combinations (2 AC doses and 2 solutions) in stage 1. Each participant will drink an assigned combination every day for 3 consecutive days (Monday, Tuesday, Wednesday, "M/T/W") and switch to a different assigned combination M/T/W the following week. AC solution assignments will be defined before the study using a balanced incomplete block design. Each subject will rate their experience using a 5-point scale every day for the 12 days they are on study.

Study identification

NCT ID
NCT04204772
Recruitment status
Completed
Study type
Interventional
Phase
Early Phase 1
Enrollment
12 participants

Conditions and interventions

Eligibility (public fields only)

Age range
18 Years and older
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
Jan 21, 2020
Primary completion
Mar 30, 2021
Completion
Mar 30, 2021
Last update posted
Oct 25, 2023

2020 – 2021

United States locations

U.S. sites
1
U.S. states
1
U.S. cities
1
Facility City State ZIP Site status
Masonic Cancer Center at University of Minnesota Minneapolis Minnesota 55455

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 NCT04204772, 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 Oct 25, 2023 · Synced Sep 2, 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 NCT04204772 live on ClinicalTrials.gov.

View official ClinicalTrials.gov record →