Sativex has been approved in the U.K for treatment of MS, and has shown promise in human subjects for treatment of cancer pain and neuropathic pain. GW is also developing a pure CBD extract known as Epidiolex, which is undergoing FDA âorphan drugâ studies for treatment of pediatric epilepsy.
Fever Blisters (aka Cold Sores) 1  develop on the outside of the mouth, usually along the edge of the lips. 2  are contagious until they scab over and heal completely. 3  appear as red, swollen blisters until they break, ooze and form a crust.  generally heal within 10 1  days. caused by herpes simplex virus- 1.
Cold sores, also referred to as fever blisters, are caused by two strains of the herpes simplex virus, HSV-1 and HSV-2. Both types cause an infection that results in painful blisters.The wounds typically show up on the rim of your mouth or on your lip, cheeks, fingers and nose but are not restricted to these areas.