It’s placed under your scalp during a short surgery. It has a catheter that connects to the intrathecal space. Getting chemo this way is like getting it through an IV port elsewhere in the body.

4yrs: not established. ≥4yrs: Give test dose 1 st by intrathecal inj via spinal catheter or lumbar puncture (see full labeling for dose and timing; use 50mcg/mL syringe). Dose titration ...