How ongoing sterility issues set off a massive eye drop recall

A California company has recalled more than 3.1 million bottles of lubricating eye drops because it had not properly tested—and thus could not prove—whether the products were sterile. These products are sold under several names at major retailers across the country. The company, K.C. Pharmaceuticals, initiated the recall on March 3, 2026. I am a clinical pharmacologist and pharmacist who has assessed risks of poor-quality manufacturing practices and lax oversight for prescription drugs, ey...