Over the centuries, it has been used to treat a variety of ailments, including snake and spider bites, respiratory troubles, and menstruation problems.For example, oregano oil is often marketed for the treatment of intestinal parasites and the symptoms that go with it, such as: Bloating.Fatigue A single study found that taking 200 milligrams of oregano oil three times a day for six weeks eliminated three such parasites. .

Oregano: Health Benefits, Side Effects, Uses, Dose & Precautions

It grows 1-3 feet tall and is closely related to mint, thyme, marjoram, basil, sage, and lavender.Oregano oil is applied to the skin for skin conditions including acne, athlete's foot, dandruff, canker sores, warts, wounds, ringworm, rosacea, and psoriasis; as well as for insect and spider bites, gum disease, toothaches, muscle and joint pain, and varicose veins.Oregano also might help digestion by increasing bile flow and fighting against some bacteria, viruses, fungi, intestinal worms, and other parasites. .

OREGANO: Overview, Uses, Side Effects, Precautions, Interactions

Burt, S. A.

and Reinders, R. D. Antibacterial activity of selected plant essential oils against Escherichia coli O157:H7.hirtum (Link) Ietswaart growing wild in Campania (Southern Italy).Elgayyar, M., Draughon, F. A., Golden, D. A., and Mount, J. R.

Antimicrobial activity of essential oils from plants against selected pathogenic and saprophytic microorganisms.Friedman, M., Henika, P. R., Levin, C.

E., and Mandrell, R. E.

Antibacterial activities of plant essential oils and their components against Escherichia coli O157:H7 and Salmonella enterica in apple juice.Futrell, J. M. and Rietschel, R. L.

Spice allergy evaluated by results of patch tests.Goun, E., Cunningham, G., Solodnikov, S., Krasnykch, O., and Miles, H. Antithrombin activity of some constituents from Origanum vulgare.Hawas, U.

W., El Desoky, S. K., Kawashty, S. A., and Sharaf, M. Two new flavonoids from Origanum vulgare.Inouye, S., Nishiyama, Y., Uchida, K., Hasumi, Y., Yamaguchi, H., and Abe, S. The vapor activity of oregano, perilla, tea tree, lavender, clove, and geranium oils against a Trichophyton mentagrophytes in a closed box.Irkin, R. and Korukluoglu, M.

Growth inhibition of pathogenic bacteria and some yeasts by selected essential oils and survival of L. monocytogenes and C.

albicans in apple-carrot juice.A., Fedorova, Z. D., Volkova, S. D., Egorova, L.

V., and Shul'kina, N. M.

[Use of a herbal infusion of Origanum in hemophilia patients during tooth extraction].Koukoulitsa, C., Karioti, A., Bergonzi, M. C., Pescitelli, G., Di Bari, L., and Skaltsa, H. Polar constituents from the aerial parts of Origanum vulgare L.

Ssp.A study of the minimum inhibitory concentration and mode of action of oregano essential oil, thymol and carvacrol.Lemhadri, A., Zeggwagh, N. A., Maghrani, M., Jouad, H., and Eddouks, M. Anti-hyperglycaemic activity of the aqueous extract of Origanum vulgare growing wild in Tafilalet region.Manohar, V., Ingram, C., Gray, J., Talpur, N.

A., Echard, B. W., Bagchi, D., and Preuss, H. G.

Antifungal activities of origanum oil against Candida albicans.McCue, P., Vattem, D., and Shetty, K. Inhibitory effect of clonal oregano extracts against porcine pancreatic amylase in vitro.Nostro, A., Blanco, A.

R., Cannatelli, M. A., Enea, V., Flamini, G., Morelli, I., Sudano, Roccaro A., and Alonzo, V. Susceptibility of methicillin-resistant staphylococci to oregano essential oil, carvacrol and thymol.Nurmi, A., Mursu, J., Nurmi, T., Nyyssonen, K., Alfthan, G., Hiltunen, R., Kaikkonen, J., Salonen, J.

T., and Voutilainen, S. Consumption of juice fortified with oregano extract markedly increases excretion of phenolic acids but lacks short- and long-term effects on lipid peroxidation in healthy nonsmoking men.Ozdemir, B., Ekbul, A., Topal, N.

B., Sarandol, E., Sag, S., Baser, K. H., Cordan, J., Gullulu, S., Tuncel, E., Baran, I., and Aydinlar, A.Effects of Origanum onites on endothelial function and serum biochemical markers in hyperlipidaemic patients.Preuss, H. G., Echard, B., Dadgar, A., Talpur, N., Manohar, V., Enig, M., Bagchi, D., and Ingram, C.

Effects of Essential Oils and Monolaurin on Staphylococcus aureus: In Vitro and In Vivo Studies.Ragi, J., Pappert, A., Rao, B., Havkin-Frenkel, D., and Milgraum, S. Oregano extract ointment for wound healing: a randomized, double-blind, petrolatum-controlled study evaluating efficacy.Rodriguez-Meizoso, I., Marin, F. R., Herrero, M., Senorans, F. J., Reglero, G., Cifuentes, A., and Ibanez, E. Subcritical water extraction of nutraceuticals with antioxidant activity from oregano.Z., Sun, M., and Corke, H. Antioxidant capacity of 26 spice extracts and characterization of their phenolic constituents.The inhibition of Candida albicans by selected essential oils and their major components.Tantaoui-Elaraki, A.

and Beraoud, L. Inhibition of growth and aflatoxin production in Aspergillus parasiticus by essential oils of selected plant materials.Tognolini, M., Barocelli, E., Ballabeni, V., Bruni, R., Bianchi, A., Chiavarini, M., and Impicciatore, M. Comparative screening of plant essential oils: phenylpropanoid moiety as basic core for antiplatelet activity.Akgul A, Kivanc M. Inhibitory effects of selected Turkish spices and oregano components on some foodborne fungi.Benito M, Jorro G, Morales C, et al.

Labiatae allergy: systemic reactions due to ingestion of oregano and thyme.Daferera DJ, Ziogas BN, Polissiou MG. GC-MS analysis of essential oils from some Greek aromatic plants and their fungitoxicity on Penicillium digitatum.Dahiya P, Purkayastha S.

Phytochemical screening and antimicrobial activity of some medicinal plants against multi-drug resistant bacteria from clinical isolates.Fournomiti M, Kimbaris A, Mantzourani I, et al. Antimicrobial activity of essential oils of cultivated oregano (Origanum vulgare), sage (Salvia officinalis), and thyme (Thymus vulgaris) against clinical isolates of Escherichia coli, Klebsiella oxytoca, and Klebsiella pneumoniae.Kivanc M, Akgul A, Dogan A.

Inhibitory and stimulatory effects of cumin, oregano and their essential oils on growth and acid production of Lactobacillus plantarum and Leuconostoc mesenteroides.Rodriguez M, Alvarez M, Zayas M. [Microbiological quality of spices consumed in Cuba].Teixeira B, Marques A, Ramos C, et al.

Chemical composition and bioactivity of different oregano (Origanum vulgare) extracts and essential oil.Vimalanathan S, Hudson J. Anti-influenza virus activities of commercial oregano oils and their carriers.Zava DT, Dollbaum CM, Blen M. Estrogen and progestin bioactivity of foods, herbs, and spices. .

Oil of Oregano

It has been applied to the skin to help relieve muscle and joint pain in people with rheumatoid arthritis.It is more commonly used for cough and cold symptoms, some infections, heartburn and bloating, and skin conditions.Oil of oregano contains chemicals (carvacrol, thymol, eugenol) that help slow bacteria growth and kill fungus.Oil of oregano is considered likely safe when applied to the skin or eaten in prepared foods.Do not use oil of oregano if you are allergic to plants in the Lamiaceae family, such as basil, lavender, sage, and more.Common antiplatelet and anticoagulant drugs may include: warfarin (Coumadin), ASA (Aspirin), and clopidogrel (Plavix), ticagrelor (Brilinta), prasugrel (Effient), enoxaparin (Lovenox), dalteparin (Fragmin), dabigatran (Pradaxa), rivaroxaban (Xarelto), apixaban (Eliquis) and others.Oil of oregano may affect how the blood clots, which may increase risk of bleeding during surgeries.Oil of oregano may interact with other natural health products that also affect blood clotting, increasing the risk of bruising and/or bleeding. .

Oregano oil for cold: Does it work?

Although research suggests that essential oils may have some health benefits, it is important to remember that the Food and Drug Administration (FDA) does not monitor or regulate the purity or quality of these.A person should talk with a healthcare professional before using essential oils, and they should be sure to research the quality of a brand’s products.Scientists have, therefore, speculated that oregano oil might be an effective remedy against cold and flu viruses.This article outlines the scientific research into oregano essential oil and its efficacy as a treatment for the common cold.Manufacturers typically use heat to extract the oil from the leaves, stems, or flowers of the plant.Researchers have identified several different chemicals in oregano that may help fight viral or bacterial infections, or otherwise promote health.cyamine Some research suggests that different types of oregano may have higher concentrations of certain chemicals.A small number of studies have investigated whether oregano essential oil offers promise as a treatment for the common cold.The findings are limited, and they do not provide much support for the use of oregano essential oil in treating a cold.A couple of studies investigated the antiviral properties of oregano essential oil in a laboratory setting.A separate study investigated whether oregano essential oil alleviates the symptoms of upper respiratory tract infections (URTIs) in people.The researchers tested the effectiveness of the oil blend against the following respiratory tract viruses: rhinovirus, which causes the common cold.Alleviating symptoms An older and small 2011 study investigated the efficacy of an aromatic essential oil spray as a treatment for URTIs.Twenty minutes after treatment, the participants who used the spray reported greater symptom relief than those using the placebo.The findings suggest that the essential oil blend may offer rapid symptom relief, but it will not necessarily speed up healing or cure a viral infection.Before using it for the first time, a person should dab a few drops of diluted oil onto a patch of skin on their forearm and apply a bandage over the top for 24 hours.People who are awaiting surgery should stop taking oregano oil 2 weeks before their procedure.People should also be aware that oregano oil may increase the effect of blood thinning or anticoagulant medications.People may also be interested in using herb essential oils to alleviate the symptoms of the common cold. .

Can Essential Oils Interfere With the Prescriptions You're Writing

Patients are often under the impression that because essential oils are derived from natural, plant-based substances, they’re a safe alternative to traditional pharmaceuticals and pose little to no health risk.But because they do contain high concentrations of active compounds that are metabolized by the body when ingested or applied topically, there is a very real possibility for dangerous drug interactions.Get More Info>> Learn more about our online residency program; we pair clinical and professional development to take advanced practice providers to the next level.Furanocoumarins, a type of chemical compounds found in certain citrus fruits, can be a major inhibitor of several common prescription drugs due to the presence of 6,7-dihydroxybergamottin (DHB) and bergamottin.Patients who take MAOIs, SSRIs and bupropion antidepressants must use extreme caution with essential oils as there are many that can negatively interact with the medications.Patients on MAOIs and SSRIs should avoid oils containing clove or nutmeg as these can increase their risk for possible blood pressure changes, tremors and confusion.Oils containing farnesene and alpha-bisabolol constituents such as German chamomile, blue tansy, balsam poplar, and yarrow should be avoided by patients on any kind of antidepressant or antipsychotic medication as these can enhance the effects of these drugs.For example, in animal and lab studies, some essential oils used in incorrect doses or too high a concentration have been found to contribute to tumor development.Even if a dose is relatively small, trace amounts of prescription drugs mixed with essential oils can cause powerful interactions, especially with those that produce the same or similar effects. .

How to Use Essential Oils for Sinus Congestion

It may also cause painful pressure behind your eyes, make your nose run constantly, or cause an annoying cough.Some essential oils may clear up nasal passages and relieve sinus pressure and other congestion symptoms.OTC decongestants can interact with prescription medications and aren’t recommended for people with multiple conditions, such as pregnancy or high blood pressure.rapid heart rate Essential oils are an alternative treatment for sinus congestion that occurs due to: allergies.A 2006 review found that tea tree, or melaleuca, oil has antiseptic, antibacterial, and anti-inflammatory properties.Researchers in a 2009 study found that 1,8 cineole, which is the main component of eucalyptus oil, is an effective and safe treatment for sinusitis that doesn’t include antibiotics.According to the National Association for Holistic Aromatherapy (NAHA), 1,8 cineole helps clear the air of bacteria and other microbes.NAHA recommends adding three to seven drops of essential oil to boiling water in a large pot or heatproof bowl.You may also add a drop of oil to a handkerchief, cotton ball, or inhaler tube, and breathe it in. .

Oil of Oregano Dangers & Benefits

It also contains the active ingredient carvacrol, which may help reduce infections as effectively as traditional antibiotics and may also protect against drug-resistant bacteria, according to Georgetown University Medical Center researchers.Due to oil of oregano's antiviral and antibacterial properties, some natural health practitioners recommend using it to stop a cold or flu from fully developing.Although oregano oil is generally recognized as safe, it is a potent medicinal herb, and you should consult with your health care practitioner before using it. .

Herbal supplements and heart medicines may not mix

But research suggests that most don't tell their doctors about this use — even those who also take prescription medications.Yet many herbal supplements may interact with prescription medications, including some used to prevent or treat heart disease.Several popular herbal supplements interact with common heart medications.Your blood pressure if you also take a calcium channel blocker, such as diltiazem (Cardizem, Tiazac, others).Danshen can interact strongly with certain heart medications, including:.Taking danshen increases the effects of digoxin — which is used to treat a variety of heart conditions — and puts you at risk of irregular heartbeat (arrhythmia).Evening primrose may increase your risk of bleeding if you also take an anticoagulant, such as:.Garlic increases your risk of bleeding if you also take an anticoagulant, such as:.Ginkgo biloba increases your risk of bleeding if you also take:.Beta blockers, such as atenolol (Tenormin), nadolol (Corgard) or propranolol (Inderal, Innopran, Hemangeol).Calcium channel blockers, such as diltiazem, nifedipine (Procardia) and verapamil (Calan SR, Verelan).Licorice decreases levels of warfarin and can increase the effects of digoxin.Statins, such as atorvastatin (Lipitor), lovastatin (Altoprev) and simvastatin (Flolipid, Zocor).If your doctor tells you it's OK to use an herbal supplement combined with a medication, make sure you follow dosing instructions carefully. .


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