Abstract: There is disclosed compositions and methods for treating or preventing cardiovascular conditions by intravascular administration of an omega fatty acid to a patient in need thereof. The omega fatty acid is intravascularly administered preferably in close proximity to the treatment site. Cardiovascular conditions which may be treated or prevented according to this invention include coronary artery disease, myocardial infarction, cerebrovascular disease, stroke, peripheral vascular disease, and atherosclerosis or thrombosis of arteries or veins supplying any organ system. Thrombosis or restenosis occurring in grafts, stents, and in areas of diagnostic or therapeutic intervention such as angioplasty or diagnostic radiology sites can also be treated or prevented.

Abstract: Methods are disclosed for treating neurotransmitter-mediated pain syndromes such as fibromyalgia. Such methods include topically administering an effective amount of a composition containing an omega fatty acid in combination with a carrier or diluent. The composition may also contain a cyclo-oxygenase inhibitor and other optional components, such as vitamins A, E and/or C.