Self-treating is usually not the best option, call in the professionals. The only effective means are a combination of professional bait systems and chemical barrier methods.
Treatment cream is some kind of oinment needed to clear bumps or any kind of rash. You can get treatment cream at your local drug store.
Termites
Termites and Borers
Prosacea Rosacea Treatment Gel .75oz. helps
It could possibly be termites.
Yes, termites eat wood. Termites have some kind of bacteria living in their gut, that produces enzymes that break down cellulose (the fiber that gives structure to wood), into carbohydrates, for the termites and the bacteria to use. So yes, termites eat wood, but in another way, they're actually eating carbohydrates.
Termites live in colonies underground or in wood structures. They thrive in warm, humid environments and are commonly found in tropical and subtropical regions.
Subterranean termites eat wood and other materials that contain cellulose. In the forest termites are primary decomposers, eating dead trees, fallen limbs, and stumps.
Termites build mounds ; see relevant link .
They probably eat termites and plants.
Termites will eat any type of wood, as long as the wood is dead. You can get special termite treated wood that they will not eat, ask at your local timber supplier, most of them will probably have to order it in.
In the normal home situation with protection where needed Black Hamburg is easiest.