Rapinyl e beregnet til behandling af personer, som allerede regelsmæssigt tager stærke, smertelindrede lægemidler (oipoider) mod vedvarende cancersmerter, men som kræver behandling af gennembrudssmerter.
Rapinyl is a treatment for people who must already regularly be taking strong pain-relieving medicine (opioids) for their persistent cancer pain, but require treatment for their breakthrough pain.