Fluoxymesterone Side Effects
For the Consumer
Applies to fluoxymesterone: oral tablet
Get emergency medical help if you have signs of an allergic reaction: hives; difficult breathing; swelling of your face, lips, tongue, or throat.
Stop using fluoxymesterone and call your doctor at once if you have:
shortness of breath (even with mild exertion), swelling, rapid weight gain;
increased or ongoing erection of the penis;
nausea, vomiting, loss of appetite, increased thirst, muscle weakness, confusion, and feeling tired or restless; or
upper stomach pain, dark urine, clay-colored stools, jaundice (yellowing of the skin or eyes).
Women receiving fluoxymesterone may develop male characteristics, which could be irreversible if testosterone treatment is continued. Stop taking this medication and call your doctor at once if you notice any of these signs of excess testosterone:
changes in menstrual periods;
male-pattern hair growth (such as on the chin or chest);
hoarse voice; or
Common side effects (in men or women) may include:
acne, changes in skin color;
increased hair growth;
male pattern baldness;
increased or decreased interest in sex;
headache, anxiety, depression; or
numbness, burning, pain, or tingly feeling.
This is not a complete list of side effects and others may occur. Call your doctor for medical advice about side effects.
For Healthcare Professionals
Applies to fluoxymesterone: compounding powder, oral tablet
Rare (less than 0.1%): Hepatocellular neoplasms, peliosis hepatis, hepatic coma
Frequency not reported: Cholestatic jaundice, alterations in liver function tests[Ref]
Frequency not reported: Females: Virilization, gonadotropin secretion inhibition, amenorrhea and other menstrual irregularities; Males: Gynecomastia, oligospermia, penile erections of excessive frequency and duration[Ref]
Frequency not reported: Increased serum cholesterol; retention of sodium, chloride, water, potassium, calcium, and inorganic phosphates[Ref]
Frequency not reported: Polycythemia; suppression of clotting factors II, V, VII, and X; bleeding in patients on concomitant anticoagulant therapy[Ref]
Frequency not reported: Hirsutism, male pattern baldness, acne[Ref]
Frequency not reported: Nausea[Ref]
Frequency not reported: Headache, generalized paresthesia[Ref]
Rare (less than 0.1%): Anaphylactoid reactions
Frequency not reported: Hypersensitivity reactions[Ref]
Frequency not reported: Increased or decreased libido, anxiety, depression[Ref]
1. "Product Information. Androxy (fluoxymesterone)." Upsher-Smith Laboratories Inc, Minneapolis, MN.
Not all side effects for fluoxymesterone may be reported. You should always consult a doctor or healthcare professional for medical advice. Side effects can be reported to the FDA here.
More about fluoxymesterone
- Other brands: Androxy
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