 On July 9, 2013, Sánchez, in response to a nationwide outbreak of fungal meningitis stemming from a compounding pharmacy in Framingham, released legislation reforming state oversight of the pharmaceutical compounding industry of Massachusetts.His legislation has been hailed as a "national model" by several industry experts and academics.On September 4, 2018, he was defeated in the Massachusetts Democratic primary by newcomer Nika Elugardo.