The Food and Drug Administration said Monday that two additional drugs may be linked to the multistate fungal meningitis outbreak stemming from steroid injections made by a compounding pharmacy in Massachusetts.

The FDA said that a cooling solution made by NECC called cardioplegia, used in heart surgery, and a second injected steroid called triamcinolone acetonide now may be involved in the outbreak. That finding is based on its investigation, along with inquiries by the Centers for Disease Control and Prevention and by state...