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Hearing loss trials, also abroad

285 open Hearing loss trials worldwide. Travel and costs are your own unless the study pays them; ask the study team first.

CountryOpen trials
United States113
France51
China25
United Kingdom18
Germany15
Canada11
Belgium10
Netherlands10
Australia8
Türkiye8
Taiwan7
Austria6
Denmark5
Switzerland4
Egypt4
Sweden4
Finland3
Poland3
Hong Kong2
Italy2
South Korea2
Thailand2
South Africa2
Brazil1
Czechia1
Hungary1
Israel1
Japan1
Kenya1
Norway1
Pakistan1

The same trial often runs in several countries

Otoferlin Gene-mediated Hearing Loss Natural History Study has 1 site in Spain and runs in 7 countries. If a site near you is full, another one may still take people.

See Otoferlin Gene-mediated Hearing Loss Natural History Study in all 7 countries