evidence: Key Pfizer Plant Damaged in Tornado Amid Drug Shortage - Company assessing production impact at North Carolina facility - Factory makes 25% of Pfizer’s injectables used in US hospitals [...] A Pfizer Inc. plant responsible for making a quarter of the company’s sterile injectables used at US hospitals suffered heavy damage from a tornado in North Carolina, potentially worsening an already deep drug shortage across the nation. All employees at the Rocky Mount facility are safe, Pfizer said in a statement. The drugmaker is assessing the damage to determine the impact on production.