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Indications

REMS

Contraind./Precautions

Contraindicated in:

Use Cautiously in:

Adv. Reactions/Side Effects

CV: MI, STROKE, VENOUS THROMBOEMBOLISM, edema, hot flashes, hypertension.

EENT: deepening of voice.
nasal gel: epistaxis, nasal scabbing, nasopharyngitis, rhinorrhea.

GI: liver enzymes, nausea, vomiting.

GU: fertility, nocturia, priapism, prostatic enlargement, urinary hesitancy, urinary incontinence.

Endo: acne, breast pain, change in libido, gynecomastia, hypercholesterolemia.

Derm: alopecia, dry skin, pruritis.

Hemat: anemia, polycythemia.

Local: chronic skin irritation.

Interactions

Drug-Drug:

Availability

(Generic available)

Route/Dosage

Topical testosterone products are not interchangeable

US Brand Names

Androgel, Fortesta, Natesto, Testim, Vogelxo

Action

Therapeutic Effects:

Classifications

Therapeutic Classification: hormones

Pharmacologic Classification: androgens

Pharmacokinetics

Absorption: Skin serves as reservoir for sustained release of testosterone into systemic circulation; 10% absorbed into systemic circulation during 24–hr period. Well absorbed through nasal mucosa.

Distribution: Crosses the placenta.

Protein Binding: 98%.

Metabolism/Excretion: Metabolized by the liver; 90% eliminated in urine as metabolites.

Half-life: 10–100 min.

Contr. Subst. Schedule

Schedule III (C-III)

Time/Action Profile

(androgenic effects†)

ROUTEONSETPEAKDURATION
Transdermal (gel)30 minunknown24 hr
Nasal gelunknownunknown3 mo

†Response is highly variable among individuals; may take mo.

Patient/Family Teaching

Pronunciation

tess-TOSS-te-rone jel

Code

NDC Code*