New TechnologiesThe Download: the first personalized gene-editing drug, and Montana’s Right to Try experiment Posted on May 19, 2025 by Administrator This baby boy was treated with the first personalized gene-editing drug Doctors say they constructed a bespoke gene-editing treatment in less than seven months and used it to treat a baby with a deadly metabolic condition. The rapid-fire attempt to rewrite the child’s DNA marks the first time gene editing has been tailored to treat a single individual.