Wild oregano oil is made from Origanum vulgare, a perennial herb with small purple flowers and dark green leaves. It has a pungent flavor and is used in cooking to make pizza and other Mediterranean dishes. The essential oil has medicinal properties. The active ingredients thymol and carvacrol are potent antibacterial, antiseptic and antifungal agents. Sinusitis is a viral, bacterial or fungal infection of the sinus cavities around the nose. Sinusitis can also be a chronic condition, causing headaches and tooth pain. According to Balch and Balch, sinusitis is a good candidate for treatment with wild oregano oil.Warnings
Always take wild oregano oil on a full stomach. The pure essential oil is a skin irritant. Never apply it to your skin without diluting it. Wild oregano contains alpha-thujone, oleanolic acid and beta-bisabolene, which are abortifacients. Do not use this oil if you are pregnant. If you experience an allergic reaction such as itching; swelling of the tongue, lips, or face; or difficulty breathing, discontinue the product and call your doctor. If you have diabetes, do not take wild oregano oil since it may lower your blood sugar level. Wild oregano oil may interact with and alter the effects of birth control pills, since it contains phytoestrogens (plant estrogens) such as apigenin and naringenin. Wild oregano oil may enhance the effects of anticoagulant medication.