Dexamethasone is widely available as a generic corticosteroid medication, but it has been marketed under several brand names. One of the best‑known was Decadron, but that brand has been discontinued in the U.S.

Other brand or marketed names for dexamethasone products include Dexamethasone Intensol and Hemady. In practice, most oral dexamethasone products at pharmacies are now generic dexamethasone rather than a widely marketed brand name.

Before starting dexamethasone, tell your healthcare provider about any medical conditions, allergies, or medications you take, including prescription drugs, over-the-counter medications, and supplements.

Use caution if you have kidney or liver disease, heart disease, high blood pressure, diabetes, thyroid disorders, mental health conditions, osteoporosis, gastrointestinal issues, eye conditions, herpes infection of the eye, myasthenia gravis, or active infections such as tuberculosis.

Avoid live vaccines like the shingles or rotavirus vaccine while taking dexamethasone, as it can make vaccines less effective.

Dexamethasone isn’t typically used for routine sinus infections, but it may be used for severe sinus inflammation or to reduce swelling in sinusitis. It’s often used alongside antibiotics or other medications when a healthcare provider finds that inflammation is worsening symptoms.

Because dexamethasone is a corticosteroid, it targets the immune response and inflammation, but it doesn’t directly treat the underlying infection.

Corticosteroids like dexamethasone can interact with many medications, supplements, and treatments. Possible drug interactions include, but are not limited to, the following:

• Anticoagulants (blood thinners)
• Arthritis medications, salicylates (aspirin), or NSAIDs, such as aceclofenac, acemetacin, or celecoxib
• Hormone therapy, hormone drugs like ospemifene, or oral contraceptives (birth control pills)
• Diuretics
• Heart rhythm medications such as amiodarone
• Antibiotics such as clarithromycin
• Antifungals like caspofungin
• Antivirals and antiemetics, including cobicistat, darunavir, fosaprepitant, rilpivirine, or netupitant
• Chemotherapy or immune medications like aldesleukin, apalutamide, aprepitant, or ceritinib
• Muscle relaxants and anesthesia agents such as atracurium, pancuronium, vecuronium, or alfentanil
• Additional medications or treatments, including benzhydrocodone, cholestyramine, conivaptan, rifapentine, artemether, carbamazepine, or praziquantel
• Your provider can review all medications and supplements you’re taking to ensure dexamethasone is safe and effective.

Dexamethasone is prescription-only, which means a licensed healthcare provider must authorize its use. If you’re curious about non-prescription options, see our guide to over-the-counter anti-inflammatory drugs to learn more about OTC alternatives.

If you need a prescription, Sesame providers can write a new prescription or refill an existing one during a virtual or in-person visit. Some medications may still require an in-person appointment. Depending on your pharmacy, same-day pickup may be available once your prescription is approved.

All prescriptions are at the discretion of your provider. Sesame cannot guarantee that a prescription will be provided after a video or in-person visit. Providers on Sesame cannot prescribe controlled substances.

You can book a video visit with a licensed Sesame provider to request a new prescription or refill for dexamethasone. Appointments are available online, so no in-person visit is required.

Once approved, your prescription can be sent to a local pharmacy for convenient pickup. Refills can also be scheduled at times that work best for you.

If you have insurance, you can use it for your online prescription, but it’s not required. Sesame offers transparent pricing and allows payment with HSA/FSA funds.

Depending on your condition, your healthcare provider may recommend other corticosteroids or anti-inflammatory medications as alternatives to dexamethasone. Common alternatives include prednisone, which can be used for similar inflammatory or autoimmune conditions, methylprednisolone, or mometasone for skin or nasal inflammation.

For acid-related or gastrointestinal issues that sometimes accompany corticosteroid treatment, providers may also consider medications like dexlansoprazole. Your provider will help determine which medication, dose, and formulation is right for you based on your medical history and specific needs.