Healthy volunteer studies in Bulgaria
9 open studies in the registries that take healthy volunteers and have a site in Bulgaria.
No phaseStarts 1 Jul 2025
From age 7All sexes2720 participants
NCT07011368
Empowering Healthy Lifestyle Personalised Intervention to Prevent and Control Obesity: The HealthyW8 Project
Sofia, Varna · Fundació d'investigació Sanitària de les Illes Balears
Registry updated 1 Jul 2025
Registry record: ClinicalTrials.govPhase 1Starts 29 May 2024
From age 18All sexes76 participants
2023-508661-33-00
A clinical study to assess if a new investigational medicinal product called JJP-1212 is safe, tolerable and able to induce a specific immune response in humans
Sofia · Jjp Biologics Sp. z o.o.
Registry updated 30 Oct 2026
Registry record: EU CTISPhase 1/2Starts 10 Oct 2024
Ages 18 to 75All sexes270 participants
NCT06619990
Study of XmAb942 in Healthy Participants and Participants With Ulcerative Colitis
Sofia · Xencor, Inc.
Registry updated 30 Oct 2026
Registry record: ClinicalTrials.govPhase 1Starts 2 Nov 2026
From age 18All sexes55 participants
2025-524324-22-00
A Two-part study to learn the amount of polymyxin E1 in the body over time formed after a single inhaled dose of colistimethate sodium (CMS) in healthy adults (Part 1) and after single inhaled and vein-infused doses of CMS in adults with non‑cystic fibrosis bronchiectasis (NCFB) (Part 2)
Sofiya · Zambon S.p.A.
Registry updated 28 Oct 2026
Registry record: EU CTISPhase 1Starts 25 Sept 2026
Ages 50 to 75Men only56 participants
NCT07783282
A Study to Learn How Enzalutamide, Apalutamide and Bicalutamide Affect the Way Fezolinetant is Processed in Men With Prostate Cancer
Plovdiv · Astellas Pharma Global Development, Inc.
Registry updated 16 Oct 2026
Registry record: ClinicalTrials.govPhase 1Starts 25 Feb 2026
Ages 18 to 64All sexes291 participants
2025-523826-41-00
A Phase 1 first-in-human study to evaluate SAR447754 in healthy adult participants and in adult participants with moderate-to-severe atopic dermatitis.
Sofia · Sanofi-Aventis Recherche & Developpement
Registry updated 4 Sept 2026
Registry record: EU CTISPhase 1Starts 27 Oct 2025
Ages 18 to 64All sexes80 participants
2025-521658-40-00
A first-in-human, dose finding study to evaluate the safety, tolerability and pharmacokinetics of EGL-003 in healthy volunteers followed by adults with autoimmune disease.
Stanboliyski, Plovdiv, Burgas, Sofiya, Pleven, Lovech · Egle Therapeutics
Registry updated 28 Aug 2026
Registry record: EU CTISPhase 1Starts 26 Feb 2025
Ages 18 to 65All sexes149 participants
NCT07558668
A 3-part Study of SYX-5219 in Healthy Volunteers and Participants With Atopic Dermatitis
Sofia · Sitryx Therapeutics Ltd
Registry updated 30 Apr 2026
Registry record: ClinicalTrials.govNo phaseStarts 1 Oct 2024
From age 18Women only12084 participants
NCT06918236
Association of Assisted Reproductive Technologies Parameters With the Perinatal Outcome
Pleven · Aristotle University Of Thessaloniki
Registry updated 9 Apr 2025
Registry record: ClinicalTrials.gov
Other countries
- United States 2024
- China 661
- France 299
- United Kingdom 216
- Italy 202
- Canada 198
- Germany 148
- Spain 148
- Belgium 117
- Australia 112
- Denmark 99
- Taiwan 98
- Netherlands 96
- Switzerland 86
- Egypt 84
- Sweden 74
- South Korea 65
- Poland 62
- Austria 56
- Brazil 50
- Hong Kong 41
- Greece 35
- South Africa 35
- Czechia 35