Hearing loss trials, also abroad

In Japan 1 Also abroad 287

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

Country	Open trials
United States	114
France	51
China	26
United Kingdom	18
Germany	15
Canada	11
Belgium	10
Netherlands	10
Spain	9
Australia	8
Türkiye	8
Taiwan	7
Austria	6
Denmark	5
Switzerland	4
Egypt	4
Sweden	4
Finland	3
Poland	3
Hong Kong	2
Italy	2
South Korea	2
Thailand	2
South Africa	2
Brazil	1
Czechia	1
Hungary	1
Israel	1
Kenya	1
Norway	1
Pakistan	1

The same trial often runs in several countries

A Study of DB-OTO, an Adeno-Associated Virus (AAV) Based Gene Therapy, in Children/Infants, Adolescents and Adults With Hearing Loss Due to Otoferlin Mutations has 1 site in Japan and runs in 5 countries. If a site near you is full, another one may still take people.

See A Study of DB-OTO, an Adeno-Associated Virus (AAV) Based Gene Therapy, in Children/Infants, Adolescents and Adults With Hearing Loss Due to Otoferlin Mutations in all 5 countries