When the solution is not on the tip but under the tongue

In the recent letter by Pucciarelli et al.,1 the authors comment on an observation reported by Fabbri et al.2 that the pain is treated correctly only in a very small percentage of patients (3%), even those who experienced severe pain, suggesting as a possible solution of this important unsolved issue the introduction (implementation) of sublingual sufentanil use for pain treatment of trauma patients in the pre-hospital setting. [...]