Etoposide
Etoposide is anticancerous drug. Etoposide is a semi-synthetic derivative of podophyllotoxin and extracted from the root of the mayapple. Etoposide is effective in the treatment of different cancers such as carcinoma of lungs, bladder, acute myelocytic leukemia, and lymphoma to slow or stop the growth of abnormal or cancerous cells. Etoposide is used in combination with other anticancerous drugs for the treatment of different tumors and cancers to obtain most excellent therapeutic effects and to reduce toxicity or side effects.
Primary Characteristics
It is of Synthetic origin and belongs to Glucoside.
It belongs to DNA Topoisomerase II Activator pharmacological group on the basis of mechanism of action and also classified in Antineoplastic Agent, Plant Derivative pharmacological group.
Molecular Weight: 588.6 · Solubility in Water: 1 in 10000 · Solubility in Alcohol: 1 in 200 · Non-proprietary name: Etoposide.

Pharmacokinetics
Absorption: Etoposide has an oral bioavailability is 50% (±25%).
Distribution: Etoposide has a volume of distribution is 7-17 l/sq.meter. plasma protein binding is 94%.
Elimination: plasma half-life is 4-8 hr, renal excretion is 35-50% (IV).
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Indications
Etoposide is primarily indicated in conditions like NSAID-associated ulceration, Resistant non-seminomatous testicular cancer, Small cell carcinoma, Small cell lung cancer.
Etoposide is also indicated for secondary conditions like Acute leukemia, AIDS-related kaposi sarcoma, Gastric cancer, Gestational tophoblastic tumors, Gestational trophoblastic tumors, Hodgkin's disease, Neuroblastoma, Non-hodgkin's lymphoma, Non-small cell lung carcinoma, Ovarian cancer, Testicular seminoma.
Contraindications
Etoposide is contraindicated in conditions like Hepatic disease.
Dosage
Etoposide's dosage details are as follows:
| Dose | Single Dose | Frequency | Route | Instructions |
|---|---|---|---|---|
| Adult Dosage | ||||
| 85 mg/sq.meter | 85 mg/sq.meter | Every 24h | Slow IV | Over 30-60 Minutes for 5 Days |
| Paediatric Dosage (20kg) | ||||
| 0 – 0 | — | — | Doses not established for this age group | |
| Neonatal Dosage (3kg) | ||||
| 0 – 0 | — | — | Doses not established for this age group | |
Drug Interactions
Always consult your physician for the change of dose regimen or an alternative drug of choice that may strictly be required.
Side Effects
Etoposide in overdosage may give rise to further complications which include Nausea , Vomiting , Alopecia , Anaphylactoid reactions , Hypotension .
Etoposide produces potentially life-threatening effects which include Thrombocytopenia , Myelosuppression , Leucopenia . Careful monitoring is needed with proper medical management.
Etoposide is known to cause more or less tolerable side effects which are usually transient. These include Abdominal pain, Anorexia , Diarrhea.
Warnings / Precautions
Available Brands
Storage Conditions
Drug Classification
- 1.8.2 — Cytotoxic (anti-neoplastic) drugs
Manufacturers
Manufacturers of Etoposide in Pakistan: