Doxorex 50mg Injection

Side Effects of Doxorex 50mg Injection

Leucopenia, thrombocytopenia, nausea, vomiting, diarrhoea. Rarely facial flushing, rash, alopecia. Blurred vision, headache, seizures, paraesthesia, confusion, malaise, lethargy, skin pigmentation. Potentially Fatal: Bone marrow suppression, cardiotoxicity.

Drug Interactions

Doxorubicin interacts with a number of other drugs e.g. antibiotics (aminoglycosides), steroids, aminophylline and propranolol. Potentially Fatal: Cholestasis induced by mercaptopurine may be potentiated by concurrent administration of the drug. Toxicity may be increased if streptozocin is given concurrently.

Contraindications

Cardiac disease, neonates, pregnancy and lactation, prior irradiation to mediastinum. IM/SC admin. Severe myelosuppression due to previous treatment with antitumour agents or radiotherapy.

Mechanism of Action

Doxorubicin is a cytotoxic anthracycline antibiotic. The cytotoxic action results from its binding to DNA and inhibition of nucleic acid synthesis. Doxorubicin has been shown to produce regression in a variety of disseminated malignancies. Absorption: Rapidly cleared from the blood after IV admin. Distribution: Distributed into tissues including lungs, liver, heart, spleen and kidneys (IV); crosses the placenta; enters breast milk. Metabolism: Hepatic; rapidly converted to doxorubicinol. Excretion: Bile (as unchanged drug); 12 min, 3.3 hr, 30 hr (mean elimination half-lives).

Special Precautions

Elderly, children, hepatic impairment. Monitor blood counts and ECG.

How to Use

Take orally with food and water, as directed by your physician.

How to Store

Keep in a cool, dry place away from sunlight and moisture.

Safety Concerns

• Alcohol: Avoid during treatment.
• Breastfeeding: Not recommended.
• Pregnancy: Contraindicated.
• Liver/Kidney: Use with caution.

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This content is for educational purposes only. Please consult your doctor before use.