sublingual
Its called the Frenulum or AKA the Tongue Web.
The tongue
Buccal absorption refers to the entire mucus membrane of the mouth, whereas sublingual absorption is specific to the heavily vascular area below the tongue, the most rapid and efficient area of administration through the mouth.
The "frenulum" of tongue or tongue web (also "lingual frenulum" or "frenulum linguæ")
No, cyclobenzaprine should not be taken sublingually (under the tongue). It is typically taken orally in tablet or capsule form, swallowed whole, and should be taken as prescribed by a healthcare professional. Placing it under the tongue could affect its absorption and effectiveness. Always follow your doctor's instructions regarding medication use.
Sublingual nitroglycerin
bit
Soluble drugs placed under the tongue can be absorbed rapidly because the sublingual route allows for direct access to the bloodstream, bypassing the digestive system and first-pass metabolism in the liver. The rich blood supply and thin mucosa under the tongue facilitate quick absorption into the systemic circulation, leading to faster onset of action.
The connective tissue under the tongue that connects the tongue to the bottom of the mouth is called the lingual frenulum. It helps to support and stabilize the movement of the tongue during activities such as speaking and eating.
A Frenulum Frenulums hold tissue that normally couldn't hold itself in position, it is fiberous and stretchy. You have two. one to hold your tongue from falling down your throat, and to keep your foreskin over your Glans.
Nitro glicerine
Sub-linguals