OpenClaim

Oxandrolone Side Effects

The most commonly reported side effects of oxandrolone include drug abuse, off label use, and pain, based on 320 FDA adverse event reports from 2004 to 2025.

Oxandrolone side effects

Percentages show how often each reaction appears relative to total reports for oxandrolone.

1
Drug Abuse10.0%32
2
Off Label Use5.9%19
3
Pain5.0%16
4
Anxiety4.1%13
5
Hereditary Angioedema4.1%13
6
Emotional Distress4.1%13
7
Testicular Atrophy3.8%12
8
Left Ventricular Hypertrophy3.8%12
9
Cardiac Death3.8%12
10
Polycythaemia3.8%12
11
Drug-induced Liver Injury3.4%11
12
Chronic Kidney Disease3.1%10
13
Myocardial Fibrosis3.1%10
14
Toxicity To Various Agents3.1%10
15
Nausea2.8%9

These are voluntary reports and do not establish that oxandrolone caused these reactions.

Report severity

82.2%Serious263 reports
40.9%Hospitalizations131 reports
17.2%Fatal55 reports

Seriousness is determined by the reporter, not by OpenClaim.

Oxandrolone drug interactions

Other drugs that appear in adverse event reports alongside oxandrolone. Drugs flagged as a suspected cause appear in the first column. Drugs taken at the same time but not suspected appear in the second.

Also suspected

1
Testosterone21.3%68
2
Somatropin12.5%40
3
Stanozolol10.3%33
4
Nandrolone7.2%23
5
Emtricitabine5.6%18
6
Tenofovir5.6%18
7
Icatibant-acetate5.6%18
8
Ritonavir3.8%12
9
Lorazepam3.8%12
10
Venlafaxine3.1%10
11
Dromostanolone-propionate3.1%10
12
Citalopram-hydrobromide3.1%10
13
Phenobarbital-sodium3.1%10
14
Dronabinol2.8%9
15
Clozapine2.8%9

Taken alongside

1
Testosterone15.9%51
2
Tenofovir10.0%32
3
Acetaminophen10.0%32
4
Lamivudine9.7%31
5
Albuterol9.1%29
6
Oxycodone8.4%27
7
Ergocalciferol8.4%27
8
Emtricitabine8.1%26
9
Prednisone7.8%25
10
Levothyroxine-sodium7.5%24
11
Abacavir7.5%24
12
Dronabinol7.5%24
13
Ritonavir7.2%23
14
Atorvastatin-calcium6.9%22
15
Amlodipine6.9%22

Co-occurrence in adverse event reports does not establish a drug interaction. Patients often take multiple medications, and these lists reflect prescribing patterns rather than causal relationships. Consult a healthcare provider about potential drug interactions.

Who reports oxandrolone side effects

23.4% of oxandrolone adverse event reports involve female patients and 68.4% involve male patients. The largest age group is adult at 83%. These figures reflect who reports side effects, not underlying risk.

Sex

Female23.4%
Male68.4%
Unknown8.1%

Age group

< 20.0%
2–110.0%
12–176.3%
18–6483.3%
65+10.5%

What is oxandrolone used for

Conditions and purposes for which patients were taking oxandrolone when the adverse event was reported.

Anabolic DietAnaemiaAndrogen TherapyAnorexiaAnxietyBlood Testosterone IncreasedBone PainCachexiaCatabolic StateDecreased AppetiteDrug AbuseDrug Use For Unknown IndicationDrug AbuseEating DisorderHereditary Angioedema

Showing 15 of 51 indications

Oxandrolone brand names and reporting trend

Oxandrolone is sold under the brand name Oxandrolone.

Brand names

Oxandrolone336

Quarterly reports (20042025)

20052010201520202025

An upward trend reflects increased FAERS reporting overall, not necessarily increased risk.

Taking oxandrolone with another medication?

Ask OpenClaim about your specific drug combination. Get a sourced report using FDA data, drug labels, and medical literature.