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Published on: 10/4/2026
Anavar is a brand name for oxandrolone, a synthetic anabolic-androgenic steroid derived from dihydrotestosterone that is FDA-approved only to help patients regain weight after surgery, infection, trauma, or long-term corticosteroid use, though it is widely misused for muscle building and cutting cycles. Its risks include liver damage and peliosis hepatis, higher LDL and lower HDL cholesterol, high blood pressure, suppressed natural testosterone, infertility, mood changes, and virilization in women such as voice deepening, facial hair, and menstrual irregularity. Dose, duration, sex, age, and existing liver, heart, or hormone conditions all change how dangerous it becomes, and several warning signs are easy to miss early on, so see the complete details below before drawing conclusions. If you are noticing symptoms like fatigue, swelling, yellowing skin, acne, low libido, or unexplained changes in mood or menstrual cycles, a free, instant, online symptom check can help you organize what you are experiencing and see which conditions may explain it. It takes only a few minutes, is private, and gives you a clearer starting point for talking with a clinician about bloodwork and next steps instead of guessing on your own.
Last reviewed for medical accuracy: 10/02/2026
Anavar, the brand name for oxandrolone, is an oral synthetic anabolic steroid originally developed in the 1960s to help patients regain weight after severe illness or surgery. Over time, it has gained popularity among athletes and bodybuilders for its muscle-building and fat-loss properties. While Anavar may offer certain benefits under medical supervision, it also carries risks that deserve careful consideration.
Medically, Anavar is prescribed for:
These uses are guided by a healthcare provider, with doses typically ranging from 2.5 mg to 20 mg per day, depending on the condition.
In fitness communities, Anavar is valued for:
Despite its appeal, recreational use is not risk-free. Doses in non-medical settings often exceed what is prescribed, increasing the chance of adverse effects.
Anavar is a modified form of dihydrotestosterone (DHT). Key actions include:
These mechanisms can accelerate muscle growth and fat loss but also affect other body systems.
Even at therapeutic doses, Anavar may cause:
Many side effects are dose-dependent and may reverse when use stops, but repeated cycles can lead to cumulative damage.
When Anavar is misused—especially at higher doses or for extended periods—the following risks become more pronounced:
Liver Toxicity
Hormonal Imbalance
Cardiovascular Strain
Virilization in Women
Psychiatric Effects
If Anavar is prescribed or used under supervision, regular monitoring can help catch problems early:
Be honest with your healthcare provider about any symptoms. For a quick initial check, consider a free, online symptom check, using the doctor approved Ubie Symptom Checker.
For those seeking muscle gain or fat loss with fewer risks, consider:
These approaches take longer but avoid the legal, ethical, and health pitfalls of steroid use.
If you experience any of the following while using or after stopping Anavar, seek medical attention promptly:
Always discuss planned steroid use, side effects, and safe discontinuation strategies with a qualified healthcare provider. And remember to keep your doctor informed—even minor concerns can become serious if left unchecked.
Always speak to a doctor about anything that could be life threatening or serious. Your health and safety come first.
(References)
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* Segal S, Cooper J, Bolognia J. Treatment of lipodermatosclerosis with oxandrolone in a patient with stanozolol-induced hepatotoxicity. J Am Acad Dermatol. 2000 Sep;43(3):558-9. doi: 10.1067/mjd.2000.106517. PMID: 10954677.
* Trials for wasting drug. Posit Aware. 1996 Nov-Dec;7(6):5-6. PMID: 11363980.
* Peña JE, Thornton MH Jr, Sauer MV. Reversible azoospermia: anabolic steroids may profoundly affect human immunodeficiency virus-seropositive men undergoing assisted reproduction. Obstet Gynecol. 2003 May;101(5 Pt 2):1073-5. doi: 10.1016/s0029-7844(02)02330-x. PMID: 12738106.
* Cadegiani F, Lin EM, Goren A, Wambier CG. Potential risk for developing severe COVID-19 disease among anabolic steroid users. BMJ Case Rep. 2021 Feb 26;14(2). doi: 10.1136/bcr-2021-241572. Epub 2021 Feb 26. PMID: 33637513; PMCID: PMC7919571.
* Al-Hajjaj M, Alam OA, Alqralleh M, Zakkor MD, Almarawi H. An otherwise healthy male developed COVID-19 disease after the use of anabolic steroid: The second case report. Ann Med Surg (Lond). 2022 Oct;82:104605. doi: 10.1016/j.amsu.2022.104605. Epub 2022 Sep 8. PMID: 36097506; PMCID: PMC9451928.
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