Latigo Biotherapeutics Secures $150 Million to Accelerate Non-Opioid Pain Therapies Latigo Biotherapeutics has raised $150 million in Series B financing, led by Blue Owl Capital, to advance clinical development of its non-opioid pain treatment, LTG-001. The candidate recently received FDA fast track designation following positive Phase I data, highlighting growing investor confidence in alternatives to opioid pain management.34