DrugInfoSys

Doxorubicin (HCl)

Also known as: Adriamycin HCl

Drug #266

Doxorubicin (HCl)/Adriamycin HCl is antineoplastic agent, also called as anticancerous drug. Doxorubicin (HCl) is the prototype agent of anthracycline antibiotic, isolated from Streptomyces peucetius var caesius. It contains an amino sugar and an anthracycline ring. Doxorubicin (HCl) is among the most useful cytotoxic anticancerous drugs. It has a broad spectrum of potent activity against many different types of cancers specially haematologic malagnancies. Doxorubicin (HCl) is used in combination with different anticancerous drugs to obtain best therapeutic effects and to reduce the side effects or toxcities.

Primary Characteristics

Doxorubicin (HCl) is also known as Adriamycin HCl.

It is of Semi Synthetic origin and belongs to Anthracycyline.

It belongs to Intercalation (DNA acting) pharmacological group on the basis of mechanism of action and also classified in Antineoplastic Agent, Antibiotic pharmacological group.

Molecular Weight: 580 · pKa: 8.2, 10.2 · Solubility in Water: 1 in 20 · Solubility in Alcohol: 1 in 75 · Non-proprietary name: Doxorubicin (HCl).

Molecular structure of Doxorubicin (HCl)

Pharmacokinetics

Absorption: Doxorubicin (HCl) has an oral bioavailability is 2.5% (±2.5%).

Distribution: Doxorubicin (HCl) has a volume of distribution is 25 litre. plasma protein binding is 74-76%.

Elimination: it is metabolised via Hepatic, plasma half-life is 8-25 min (alpha), 1.5-10 hr (beta), renal excretion is <7 (5%).

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Indications

Contraindications

Doxorubicin (HCl) is contraindicated in conditions like Cardiac arrhythmia, Pregnancy, Breast feeding.

Dosage

Doxorubicin (HCl)'s dosage details are as follows:

DoseSingle DoseFrequencyRouteInstructions
Adult Dosage
67.5 mg/sq.meter67.5 mg/sq.meterIVEvery 3rd Week, or As Required
Paediatric Dosage (20kg)
75 mg/sq.meter75 mg/sq.meterIV InfusionOver 96 Hours, every 3-4 weeks
Neonatal Dosage (3kg)
No data.

Drug Interactions

Unknown9 interactions
9 interactions
Major2 interactions
Moderate1 interaction

Always consult your physician for the change of dose regimen or an alternative drug of choice that may strictly be required.

Side Effects

Doxorubicin (HCl) in overdosage may give rise to further complications which include Radiosensitization , Recall phenomenon.

Doxorubicin (HCl) produces potentially life-threatening effects which include Bone marrow suppression, Cardiotoxicity . Careful monitoring is needed with proper medical management.

The signs and symptoms that are produced after acute overdosage of Doxorubicin (HCl) are Mucositis, Acute cardiac damage.

Doxorubicin (HCl) is known to cause more or less tolerable side effects which are usually transient. These include Alopecia, Anorexia , Conjunctivitis, Diarrhea, Esophagitis, Hyperpigmentation of nails, Lacrimation, Local hypothermia, Nausea, Oral ulceration, Urticaria, Vomiting .

Warnings / Precautions

Doxorubicin should be used with caution in patients who have had previous myelosuppressive therapy such as chemotherapy or radiation therapy, in patients with tumor infiltrate of the bone,with hepatic disease, in patients with dental disease. Dental work should be performed prior to initiating doxorubicin therapy, or deferred until blood counts return to normal. It should be usedwith extreme caution in patients with cardiac disease. Patients with active infection should betreated prior to receiving doxorubicin, the dose should be reduced or discontinued in patients whodevelop such infections. Patients should be observed closely for signs of cardiotoxicity; early recognition is essential for successful treatment of doxorubicin-induced cardiac toxicity. A reduction in dosage and/or dosage interval is indicated in patients with moderate to severe stomatitis. Doxorubicin therapy should not be initiated until patients recover normal hematopoiesis after bone marrow depression. Patients with pre-existing heart failure, with angina, or with cardiac arrhythmias are not good candidates to receive doxorubicin. It should not be administered during pregnancy and lactation.

Interference in Pathology

Doxorubicin (HCl) may interfere in the diagnosis of Abnormal LFTs , Periodic blood count.

Available Brands

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Single Ingredient

Storage Conditions

Doxorubicin (HCl) should be stored Inj (reconstituted soln).

Drug Classification

  1. 1.8.2Cytotoxic (anti-neoplastic) drugs

Manufacturers