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List By Regions/Countries

Fields can be left blank. Click on the field name hyperlink for an explanation of each search field

Look for trials with the exact phrase or contains

in the Title

Title

Trials can be identified by a public title which should contain plain language, by a scientific title which uses more technical language, or by an acronym.
Use this box to specify search terms found anywhere in the public title, scientific title or acronym.
Multiple terms can be combined using AND, OR, NOT.

Condition

Health condition(s) or problem(s) studied. These often refer to an illness, disorder or injury, such as: asthma, learning disorders or bone fractures, but can also include any health issue such as pregnancy, mobility, education etc.
Use this box to specify the condition(s) or problem(s) being studied.
Multiple terms can be combined using AND, OR, NOT.

Intervention

The treatment(s) or action(s) being studied and compared. These often refer to medicines, procedures or devices, but can also include actions such as educational programmes.
Use this box to specify the treatment(s) or action(s) being studied and compared.
Multiple terms can be combined using AND, OR, NOT.

in the Condition

Without synonyms

in the Intervention

Without synonyms

Restrict to COVID-19

Search for clinical trials in children

Recruitment status

Whether or not a trial is currently accepting new participants. This is known as 'recruitment' or' enrolment'.
Use this drop-down to specify only trials that currently accept new participants ('Recruiting') or to include all trials regardless of recruitment status ('ALL')

Primary Sponsor

The individual, organization or company responsible for initiating, managing and/or financing a trial. The primary sponsor may or may not be the main funder.
Use this box to specify the trial's primary sponsor. Use full names (eg Medical Research Council), partial names (eg Medical Research) or common abbreviations (eg MRC).

Secondary ID

Trial identifying numbers issued by other agencies, such as protocol numbers, funding agency numbers and identifiers issued by other trial registries.
Use this box to specify a secondary identifier or part of a secondary identifier.

Countries of recruitment

Countries and/or territories from which participants will be, are intended to be, or have been recruited.
Use the list to specify the countries of recruitment. Select a name and then click the 'Add country and/or territory' button. As many countries as needed can be specified.

Help

Clicking this checkbox will search for clinical trials related to children only

Recruitment status is

Primary sponsor is or contains

Secondary ID is or contains

Countries of recruitment are

	Free Text Country :

Date of registration is between

and

Date of registration

The date when a trial was officially registered and trial details published in the register.
Use the two boxes to specify a time period for the date of registration.

Phases are

Phases

Hold down control key to select multiple phases.

With results only
Rare diseases / orphan drugs

Genome editing

Search Tips

Disclaimer: Trials posted on this search portal are not endorsed by WHO, but are provided as a service to our users. In no event shall the World Health Organization be liable for any damages arising from the use of the information linked to in this section. None of the information obtained through use of the search portal should in any way be used in clinical care without consulting a physician or licensed health professional. WHO is not responsible for the accuracy, completeness and/or use made of the content displayed for any trial record.