About two months after announcing that it was reducing its workforce by 45% and focusing on two core R&D programs, Rallybio Corp. has gotten support from pharma giant Johnson & Johnson for its efforts to develop a therapy to prevent a rare disease that can cause uncontrolled bleeding in fetuses and infants. J&J has nipocalimab in Phase III to treat the disorder – fetal and neonatal alloimmune thrombocytopenia (FNAIT) – so the companies decided to make their efforts complementary while stopping short of a co-development arrangement.
Odd Coupling: J&J, RallyBio Collaborate As Only Firms Focused On FNAIT
While not co-developing each other’s drugs, J&J and financially troubled RallyBio are working on complementary approaches to the rare disease fetal and neonatal alloimmune thrombocytopenia.

More from Rare Diseases
More from Scrip
By allowing it to enter the brain more easily, trontinemab’s brain shuttle brings more patients to ‘amyloid zero’ levels faster, and with fewer brain swelling side effects.
Compass' bispecific antibody tovecimig hits primary efficacy endpoint in Phase II/III top-line data in advanced biliary tract cancer, and may have class side-effect advantages. But additional survival data may be needed to support US approval.
AstraZeneca remains committed to investing in R&D and alliances in China, where Susan Galbraith, the UK major’s head of oncology R&D, sees innovation eventually reaching parity with the US and Europe.