Key Takeaways Zoetis gained CVMP support for Portela, a monoclonal antibody for feline OA pain relief.Portela offers up to 3 months of pain relief with one jab and was well-tolerated in clinical studies.Portela will complement Solensia, giving vets and owners both monthly and quarterly OA pain therapy options.Zoetis (ZTS) announced that the European Medicines Agency’s Committee for Veterinary Medicinal Products (CVMP) has issued a positive opinion for its investigational monoclonal antibody (mAb) therapy, P ...