RecruitingPhase IMale onlyEN originalProstate cancerMetastatic / advanced

Safety, Pharmacokinetics, and Preliminary Efficacy of VIR-5500 (AMX-500) in Prostate Cancer

⚠️

This is not medical advice. AI-assisted translation — inaccuracies may occur. Always verify the original and consult your oncologist before taking any steps.

About the trial

The study will be conducted in 4 parts and will commence with dose escalation of VIR-5500 as a monotherapy (Part 1), followed by combination escalation (Part 3a), monotherapy dose expansion (Part 2) and combination dose expansion (Part 4a). * Part 1 (Monotherapy Dose Escalation): Single-agent VIR-5500 dose escalation * Part 2 (Monotherapy Dose Expansion): Single-agent VIR-5500 dose expansion * Part 3 (Combination Dose Escalation): VIR-5500 plus another therapeutic agent dose escalation Part 3a (Combination Dose Escalation): VIR-5500 in combination with an androgen receptor signaling inhibitor (ARSI) * Part 4 (Combination Dose Expansion): VIR-5500 plus another therapeutic agent dose expansion Part 4a (Combination Dose Expansion): VIR-5500 in combination with an androgen receptor signaling inhibitor (ARSI)

Original English text from ClinicalTrials.gov

Who can (and can't) join

✓ Qualifies

  • •Przerzuty raka widoczne w badaniach obrazowych (tomografia, rezonans magnetyczny lub scyntygrafia kostna)
  • •Rak prostaty oporny na hormonотerapię z potwierdzonym postępem choroby
  • •Wcześniejsze leczenie lekami hormonal­nymi (abiraterone, apalutamide, darolutamide lub enzalutamide)
  • •Wcześniejsze leczenie chemioterapią zawierającą taksany (docetaxel lub cabazitaxel)
  • •Nienadający się do standardowego leczenia według opinii lekarza
  • •Możliwość udziału pacjentów z rakiem prostaty wrażliwym na hormony lub po recydywie biochemicznym

✗ Disqualifies

  • •Szczególne typy histologiczne raka (sarcomatoid, vrzecionowate lub drobiazgokomórkowe)
  • •Aktywne infekcje ostre lub przewlekłe
  • •Stany zdrowotne mogące zwiększyć ryzyko działań niepożądanych leku
  • •Przerzuty blisko ważnych narządów
  • •Przerzuty do mózgu lub opon mózgowych

Simplified criteria — AI translation

Trial details

Minimum age
18 Years
Last updated (source)
October 7, 2026
Sex
Male only

Therapies / drugs in trial

Locations (22)

Duarte Cancer Center

Duarte, United States

Lennar Foundation Cancer Center

Irvine, United States

UCI Health Chao Family Comprehensive Cancer Center

Orange, United States

Investigational Site Number: 403

Palo Alto, United States

Chicago Cancer Center

Zion, United States

Investigational Site Number: 401

Houston, United States

Investigational Site number: 404

Fairfax, United States

Investigational Site Number: 400

Seattle, United States

Investigational Site Number: 100

Melbourne, Australia

Investigational Site Number: 101

Sydney, Australia

Investigational Site Number: 251

Barcelona, Spain

Investigational Site Number: 250

Barcelona, Spain

ES34007

Barcelona, Spain

ES34010

Logroño, Spain

Investigational Site Number: 254

Madrid, Spain

Investigational Site Number: 252

Madrid, Spain

ES34012

Madrid, Spain

ES34013

Málaga, Spain

Investigational Site Number: 253

Pamplona, Spain

ES34009

Valencia, Spain

GB44003

Leicester, United Kingdom

Investigational Site Number: 300

London, United Kingdom

Trial contact

Contact information from ClinicalTrials.gov. Contact in English.

Share this trial

Data from ClinicalTrials.gov. AI-assisted translation, last sync: 8/25/2026.

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