Skip to main content Currently Reading As COVID-19 fears intensify and more San Antonians seek vaccinations, a common cry is heard: Where is my shot? FacebookTwitterEmail I want to get vaccinated. Why can’t I get my shot? Demand far outweighs supply right now. The U.S. Food and Drug Administration has authorized only Pfizer/BioNTech and Moderna to make vaccines that prevent COVID-19. National experts say supply chain issues and a lack of federal coordination has slowed down distribution efforts across the country. States decide how to use their respective weekly allocation from the federal government. The rollout in Texas has been faster than most other states, but has also been marred by weeks of confusion amid miscommunication and technical issues.