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New antiviral pill could shorten your next cold

NCT ID NCT04682444

What the study statuses mean

This study's is highlighted.

Recruitment status, easiest to join first

Recruiting now
This trial is taking on new participants right now.
Not yet recruiting
Registered, but not yet taking participants.
By invitation only
Not open to general applications. Only people the study team invites can take part.
Paused
Paused for now. It may or may not start again.
Ongoing
Running, but no longer taking on new participants.
Completed This study
The trial has finished. Results may not be published yet.
Stopped early
Stopped early, before it reached the end. That can be for many reasons, including safety.
Cancelled
Cancelled before anyone took part.

Expanded access (not trials)

Expanded access
Not a trial. This treatment can be requested outside a study, case by case, for people who qualify.
Expanded access (paused)
Not a trial. The treatment can normally be requested outside a study, but is unavailable right now.
Expanded access (ended)
Not a trial. The treatment could once be requested outside a study, but no longer can.
Approved
The treatment has been approved, so it is available normally rather than through this programme.

When the status isn't known

Details not published
The full record has not been published yet, so there is little to show here.
Status unknown
This status has not been confirmed recently, so it may be out of date.

First seen Jun 27, 2026 · Last updated Jun 27, 2026

Summary

This study tested whether the antiviral drug Amizon (enisamium iodide) can help adults with colds or flu feel better faster. One hundred adults aged 18 to 60 took either Amizon or a placebo pill for 7 days, starting within a day of their first symptoms. Researchers tracked symptoms like fever, cough, and runny nose, as well as lab tests, to see if the drug improved recovery compared to placebo.

What this could mean

Our plain-language read of the trial. This is informational only, not medical advice or a prediction.

Active substance
Amizon (enisamium iodide) tablets
What this could lead to
If it works, this could provide a treatment option for common colds and flu, reducing symptom duration and severity.
What could go wrong
This is a small, early-phase trial with only 100 participants, so results may not apply broadly. The drug is compared to placebo, and many cold/flu treatments show limited benefit.

This is an AI summary of the original study and may miss details. Read our disclaimer.

Study facts

What this study's own registry entry says, in plain language.

Phase

Phase 2/3

Runs two stages together: whether the treatment works, then large-scale confirmation.

Participants

100 people

The number who actually took part.

Started

Apr 2009

Finished

Jan 2010

Lead sponsor

A company

The lead sponsor is a pharmaceutical, biotech, or medical-device company.

Who can take part

This study's own entry requirements. Only the study team can say for certain whether you qualify.

Ages

18 to 60 years

Sex

Anyone

Healthy volunteers

Not accepted

This study is not open to healthy volunteers. The entry requirements below say who it is open to.

Show the full entry requirements

Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.

Inclusion Criteria: * Patients aged between 18 to 60 years * Patients with ARVI, including influenza, starting not later than for 1 day prior to inclusion in the study: * The body temperature measured axillary above 37.2 °C * Presence of one of the signs of respiratory disease (runny nose, cough, pain / tickling in the throat) * Presence of one of the systemic symptoms (weakness, myalgia, headache , chills, sweating) * Provide written informed consent * Ability to understand the nature of the study and provide written informed consent in accordance with Good Clinical Practice (GCP) and local law Exclusion Criteria: * Age over 60 years and under 18 years old * Presence of allergic reactions * Intolerance to NSAIDs and iodine-containing drugs * Hypersensitivity to the components of the drug * Mental illness that impedes compliance with the research procedure * Pregnancy or breast-feeding * Presence of acute, clinically significant respiratory and cardio vascular insufficiency, functional disorders of liver, kidney, digestive tract (ulcer disease) determined at physical examination or by laboratory screening tests * Presence of congenital defects or serious chronic disease of the lungs, kidneys, cardiovascular system, nervous system, metabolic disorders, psychiatric disorders, confirmed by patients history or during initial examination * The use of preparations of blood cytokine immunoglobulin in for 3 months prior to the study * Chronic use of alcohol and / or drugs * Presence or history of cancer diseases, HIV, hepatitis B and C * Application of immunosuppressive or immunomodulatory drugs for 6-months prior to the study * Women of child-bearing potential and who do not use acceptable measure of contraception or do not plan to use those throughout the study * Any clinical condition that, according to the investigator, will not allow to safely carry out the protocol and take the studied drugs without risk to health * Patients receiving antiviral therapy, * Participation in other clinical trials at the present time or during the last 3 months.

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Conditions

The condition(s) this trial relates to.

As listed by the trial registrant

The condition terms exactly as the trial's registrant entered them.

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