What does “Oromucosal” mean?

Administered to the lining of the mouth generally, including under the tongue and inside the cheek.

Oromucosal in plain English

Administered to the lining of the mouth generally, including under the tongue and inside the cheek.

The licensed THC-and-CBD spray for multiple sclerosis spasticity is an oromucosal preparation.

Like sublingual administration it avoids some first-pass metabolism, and the practical constraints — taste, mouth irritation, technique — are similar.

Frequently asked questions

What does oromucosal mean?

Administered to the lining of the mouth generally, including under the tongue and inside the cheek.

Sources and further reading

Every factual statement on this page is drawn from the following public sources. Links open in a new tab and are not affiliated with Flora House.

  1. NICE guideline NG144: Cannabis-based medicinal products
  2. NHS: Medical cannabis (and cannabis oils)
  3. MHRA: The supply, manufacture, importation and distribution of unlicensed cannabis-based products for medicinal use

Patient guide · Written by the Flora House editorial team · Last reviewed: 8 September 2026