It is our pleasure to invite all scientists, academicians, young researchers, business delegates and students from all over the world to attend the 4th International Conference on Vaccines Research and Development will be held in Paris, France during April 13-15, 2026. The topics covered in this event will include Covid-19 Vaccine and Development, vaccine regulation & safety, new trends in vaccines development, Next generation vaccine technologies. The conference will feature plenary lectures, keynote lectures and poster presentations, giving attendees the opportunity to engage with leading experts and learn about cutting-edge vaccine technologies and techniques. Additionally, the conference will provide ample opportunities for networking and collaboration, with attendees coming from all around the world.