86-158 

Intrathecal baclofen should not be considered when any infection is present, if the patient has a history of allergy or hypersensitivity to the drug, or if there is any chance of pregnancy or breast-feeding.

Penn RD, Savoy SM, Corcos D, et al. Intrathecal baclofen for severe spinal spasticity. N Engl J Med 1989;320:1517-21.