PARKERSBURG, W.Va. -- West Virginia public health officials say 230 patients at a pain clinic in Parkersburg received injections of a back pain medicine that is at the center of a meningitis outbreak.

The state says the patients were treated at Pars Pain Clinic.

Dr. Marian Swinker of the state Bureau for Public Health has said the federal Centers for Disease Control and Prevention had contacted the clinic to ensure that the patients who received the possibly tainted steroid injections are informed.

Officials have been advising patients who received the injections to contact their physician if they are suffering from any symptoms related to meningitis.

West Virginia has no reported cases from the outbreak.

Nationwide, five people have died and more than 40 others have fallen ill.