NANDROLONE DECANOATE (nan'droe-lone)
Classifications: hormone; anabolic/androgen steroid; Therapeutic: anabolic steroid Prototype: Testosterone Pregnancy Category: X Controlled Substance: Schedule III
|
Availability
100 mg/mL, 200 mg/mL injection
Action
Synthetic steroid with high ratio of anabolic activity to androgenic activity. Actions last 34 wk.
Therapeutic Effect
Increases hemoglobin and red cell mass and increases lean body mass in patients with cachexia (muscle wasting).
Uses
Control of metastatic breast cancer, management of anemia of renal insufficiency.
Contraindications
Males with prostate or breast cancer; severe cardiac disease; liver dysfunction, severe renal disease; nephrotic syndrome,
hypercalcemia; pregnancy (category X), lactation.
Cautious Use
Benign prostatic hypertrophy, history of MI; CAD; diabetes mellitus; heart failure; BPH; children.
Route & Dosage
Anemia (Decanoate) Adult: IM 50200 mg/wk Child (213 y): IM 2550 mg q34wk
Metastatic Breast Cancer Adult: IM 50100 mg/wk
|
Administration
Intramuscular
- Inject drug deep IM, preferably into gluteal muscle in adult. Follow agency policy regarding IM site in small child.
- Intermittent therapy is usually recommended (4-mo course of treatment followed by 68-wk rest period).
Adverse Effects (≥1%)
Body as a Whole: Muscle cramps.
GI: Nausea, vomiting, diarrhea, anorexia, abdominal fullness, cholestatic
jaundice,
hepatic necrosis, hepatocellular neoplasms. Hematologic: Leukopenia.
Metabolic: Sodium, chloride, water, potassium, phosphate, and calcium retention, ankle edema, glucose intolerance, increased cholesterol.
CNS: Excitation,
insomnia, chills, toxic confusion.
Endocrine: Acne, virilization.
Interactions
Drug: May increase hypoprothrombinemic effects of
warfarin; may decrease
insulin and
sulfonylurea requirements;
corticosteroids may increase edema.
Herbal: Echinacea may increase risk of hepatotoxicity.
Pharmacokinetics
Absorption: Slowly absorbed from IM injection site over 4 d.
Peak: 36 d.
Metabolism: In liver to active
metabolite.
Half-Life: 68 d.
Nursing Implications
Assessment & Drug Effects
- Lab tests: Obtain baseline and periodic liver function evaluations and electrolyte levels.
- Monitor for S&S of hepatic toxicity (see Appendix F) and electrolyte imbalance, especially hyperkalemia and hypercalcemia
(see Appendix F).
- Monitor diabetics for loss of glycemic control.
Patient & Family Education
- Note: In women, the drug may cause virilization (e.g., increased facial and body hair, deepening of voice).