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Etoposide 20 Mg/Ml Concentrate For Solution For Infusion

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SUMMARY OF PRODUCT CHARACTERISTICS

1    NAME OF THE MEDICINAL PRODUCT

Etoposide 20 mg/ml concentrate for solution for infusion

2    QUALITATIVE AND QUANTITATIVE COMPOSITION

One 5 ml vial contains 20 mg/ml Etoposide concentrate for solution for infusion Excipients:    Benzyl alcohol 30mg/ml

Ethanol: 30.5%v/v

For a full list of excipients, see section 6.1.

3    PHARMACEUTICAL FORM

Concentrate for solution for infusion.

A clear colourless to pale yellow sterile non-aqueous solution

4    CLINICAL PARTICULARS

4.1    Therapeutic indications

Etoposide is indicated for the management of:

•    testicular tumours in combination with other chemotherapeutic agents

•    small cell lung cancer, in combination with other chemotherapeutic agents

•    monoblastic leukaemia (AML M5) and acute myelomonoblastic leukaemia (AML M4) when standard therapy has failed (in combination with other chemotherapeutic agents).

4.2 Posology and method of administration

Etoposide concentrate for solution for infusion 20 mg/ml must be diluted immediately prior to use with either 5% dextrose in water, or 0.9% sodium chloride solution to give a final concentration of 0.2 to 0.4 mg/ml. At higher concentrations precipitation of etoposide may occur.

Etoposide should only be administered under strict observation by a doctor specialised in oncology, preferable in institutions specialised in such therapies

The usual dose of etoposide, in combination with other approved chemotherapeutic agents, ranges from 100-120 mg/m2/day via continuous infusion over 30 minutes for 3-5 days, followed by a resting period of 10-20 days.

Generally 3 to 4 chemotherapy cycles are administered. Dose and amount of cycles should be adjusted to the level of bone marrow suppression and the reaction of the tumour.

In patients with renal function impairment the dose should be adjusted.

Etoposide is intended for intravenous administration only.

To prevent the occurrence of hypotension, the infusion should be given over at least 30 minutes.

Dosage adjustment in case of renal function impairment.

In patients with a measured creatinine clearance of greater than 50 ml/minute, no initial dose modification is required. In patients with a measured creatinine clearance of 15-50 ml/minute, 75% of the initial recommended etoposide dose should be administered. For patients with a measured creatinine clearance less than 15 ml/minute treatment with Etoposide is contraindicated (see section 4.3)

4.3


Contraindications

Severe myelosuppression, unless when this is caused by the underlying disease. Liver impairment.

Hypersensitivity to etoposide or one of the other constituents.

Breastfeeding.

Patients with severe renal impairment (creatinine clearance < 15 ml/min).

Etoposide contains 30 mg/ml of benzyl alcohol and must not be given to premature babies or newborn infants.

4.4 Special warnings and precautions for use

If Etoposide is to be used as part of a chemotherapy regimen, the physician should weigh the necessity to use the drug against the potential risk and side effects (see section 4.8).

Etoposide should only be administered under strict observation by a doctor specialised in oncology, preferable in institutions specialised in such therapies. It should not be injected intraarterially, intrapleurally, or intraperitoneally. Etoposide vials are intended for intravenous administration only. Extravasation should be strictly avoided. If extravasation occurs, the administration should be terminated immediately and restarted in another vein. Cooling, flooding with normal saline and local infiltration with corticosteroids have been reported as therapeutic measures.

Etoposide should be given by slow intravenous infusion over a period of 30-60 minutes; rapid intravenous administration may cause hypotension.

One should be aware of the possible occurrence of an anaphylactic reaction manifested by flushing, tachycardia, bronchospasm, and hypotension (see section 4.8).

The substance etoposide can have genotoxic effects. Therefore, men being treated with etoposide are advised not to father a child during and up to 6 months after treatment and to seek advice on cryo-conservation of sperm prior to treatment because of the possibility of irreversible infertility due to therapy with etoposide. Women should not become pregnant during treatment with etoposide (see section 4.6.).

The occurrence of a leucopenia with a leucocyte count below 2,000/mm3 is an indication to withhold further therapy until the blood counts have sufficiently recovered (usually after 10 days).

The administration of etoposide should be terminated at the occurrence of thrombocytopenia.

Bacterial infections should be treated before the start of the therapy with etoposide. Great care should be taken on giving etoposide to patients who have, or have been exposed to infection with herpes zoster.

The occurrence of bone marrow depression, caused by radiotherapy or chemotherapy, necessitates a resting period. It is advised not to restart treatment with etoposide until the platelet count has reached at least 100,000/mm3.

Peripheral blood counts and liver function should be monitored.

Patients with a low serum albumin concentration may have an increased risk of etoposide toxicity.

The occurrence of acute leukaemia, which can occur with or without myelodysplastic syndrome, has been described in patients that were treated with etoposide containing chemotherapeutic regimens.

This medicinal product contains 30.5% v/v ethanol. Each 5 ml vial contains up to 1.525 g of ethanol. This can be harmful for those suffering from liver disease, alcoholism, epilepsy, brain injury or disease as well as for children and pregnant women. Alcohol also may modify or increase the effect of other medicines.

4.5 Interaction with other medicinal products and other forms of interaction

The action of oral anticoagulants can be increased.

Phenylbutazone, sodium salicylate and salicylic acid can affect protein binding of etoposide.

Etoposide may potentiate the cytotoxic and myelosuppressive action of other drugs.

The co-administration of etoposide and high-dose cyclosporine may greatly increase etoposide serum concentrations and risk of adverse reactions. This is probably a result of decreased clearance and increased volume of distribution of etoposide when cyclosporine serum concentration exceeds 2000 ng/mL. The dose of etoposide should be reduced by 50% with concurrent use of high-dose cyclosporine infusion.

Co-administration of myelosuppressive drugs (such as cyclophosphamide, BCNU, CCNU, 5-fluorouracil, vinblastine, doxorubicin and cisplatin) may increase the effect of etoposide and/or co-administered drug on the bone marrow.

Experimentally confirmed cross-resistance between anthracyclines and etoposide has been reported.

The occurrence of acute leukemia, which can occur with or without preleukemic phase has been reported in patients treated with etoposide in association with other anti-neoplastic drugs, e.g. bleomycin, cisplatin, ifosfamide, methotrexate.

4.6 Fertility, pregnancy and lactation

Pregnancy

There is no experience with the use of etoposide during the first trimester of human pregnancy and very limited experience (isolated case reports) during the second and third trimester. Etoposide was teratogenic in animals (see section 5.3). On the basis of the results from animal studies and the mechanism of action of the substance, the use of etoposide during pregnancy, in particular during the first trimester, is advised against. In every individual case, the expected advantages of the treatment should be weighed against the possible risk for the embryo/foetus.

Women of childbearing potential should avoid pregnancy and take effective contraceptive measures during treatment with Etoposide.

Lactation

Etoposide is excreted into human breast milk. Breast feeding is contraindicated during treatment with Etoposide.

Fertility

The substance etoposide can have genotoxic effects. Therefore, men being treated with etoposide are advised not to father a child during and up to 6 months after treatment and to seek advice on cryo-conservation of sperm prior to treatment because of the possibility of irreversible infertility due to therapy with etoposide.

4.7 Effects on ability to drive and use machines

Due to the frequent occurrence of nausea and vomiting, driving and operation of machinery should be discouraged

4.8 Undesirable effects

The following frequencies have been used: • Very common (>1/10) • Common (>1/100 to <1/10) • Uncommon (>1/1,000 to <1/100) • Rare (>1/10,000 to <1/1,000) • Very rare (<1/10,000), not known (cannot be estimated from the available data)

Neoplasms benign and malignant

The risk of secondary leukemia among patients with germ-cell tumours after treatment with etoposide is about 1%. This leukemia is characterised with a relatively short latency period (mean 35 months), monocytic or myelomonocytic FAB subtype, chromosomal abnormalities at 11q23 in about 50% and a good response to chemotherapy. A total cumulative dose (etoposide> 2 g/m2) is associated with increased risk.

Etoposide is also associated with development of acute promyelocytic leukemia (APL). High doses of etoposide (> 4,000 mg/m2) appear to increase the risk of APL.

Blood and lymphatic systems disorders

Very common: The dose limiting toxicity of etoposide is myelosuppression, predominantly leucopenia and thrombocytopenia (leucopenia in 60 - 91%, severe leucopenia [ <1000/pl] in 7 - 17%, thrombocytopenia in 28 - 41%, severe thrombocytopenia [ < 50,000/pl] in 4 20% of patients). Anaemia occurs in approx. 40% of patients.

Myelosuppression is dose limiting, with granulocyte nadirs occurring 5 to 15 days after drug administration and platelet nadirs occurring 9 to 16 days after drug administration. Bone marrow recovery is usually complete by day 21, and no cumulative toxicity has been reported.

Fatal cases of myelosuppression have been reported.

Infections have been reported in patients with bone marrow depression.

Common: Haemorrhage (in patients with severe myelosuppression)

Immune system disorders

Common: Anaphylactic-like reactions characterised by fever, flushing, tachycardia, bronchospasm, and hypotension have been reported (incidence 0.7-2%), also apnoea followed by spontaneous recurrence of breathing after withdrawal of etoposide infusion, increase in blood pressure. The reactions can be managed by cessation of the infusion and administration of pressor agents, corticosteroids, antihistamines and/or volume expanders as appropriate.

Anaphylactoid - like reactions may occur after the first intravenous administration of etoposide.

In children receiving dosages higher than recommended, anaphylactoid-like reactions have been reported more frequently.

Erythema, facial and tongue oedema, coughing, sweating, cyanosis, convulsions, laryngospasm and hypertension have also been observed. The blood pressure usually returns to normal within few hours following cessation of therapy.

Seldom hypersensitivity reactions caused by benzyl alcohol may occur.

Nervous system disorders

Common: Central nervous system disorders (fatigue, drowsiness) were observed in 0 - 3% of patients.

Uncommon: Peripheral neuropathies were observed in 0.7% of patients.

Rare: Neurolological adverse events (insults), such as strokes, have been reported, occasionally in association with hypersensitivity reactions. Asthenia has been reported, as well as paresthesiae.

Eye disorders

Rare: Reversible loss of vision. Optic neuritis and transient cortical blindness have been reported.

Cardiac disorders

Uncommon: Cases of arrhythmia and myocardial infarction have been reported.

Vascular disorders

Common: Transient hypotension following rapid intravenous administration has been reported in 1% to 2% of patients. It has not been associated with cardiac toxicity or electrocardiographic changes. To prevent this rare occurrence, it is recommended that etoposide be administered by slow intravenous infusion over a 30- to 60-minute period. If hypotension occurs, it usually responds to supportive therapy after cessation of the administration. When restarting the infusion, a slower administration rate should be used.

Respiratory, thoracic and mediastinal disorders

Uncommon: Bronchospasm, coughing, cyanosis, laryngospasm.

Rare: Apnoea, Interstitial pneumonitis or pulmonary fibrosis.

Gastrointestinal disorders

Very common: Nausea and vomiting are the major gastro-intestinal toxicities (3040%). The severity of such nausea and vomiting is generally mild to moderate with treatment discontinuation required in 1% of patients. Anorexia (10-13%).

Common: Abdominal pain and diarrhoea (1-13%) are commonly observed. Stomatitis has been observed in approx. 1 - 6 % of patients.

Uncommon: Mucositis and oesophagitis may occur.

Rare: Constipation and swallowing disorders have been observed rarely. Dysphagia and taste impairment have been reported.

Hepato-biliary disorder

Common: Hepatic dysfunction has been observed in 0 - 3% of patients. High dosages of etoposide may cause an increase in bilirubin, SGOT and alkaline phosphatases.

Skin and subcutaneous tissue disorders

Very common: Reversible alopecia, sometimes progressing to total baldness was observed in up to 70% of patients.

Uncommon: Rash, urticaria, pigmentation and pruritus have also been reported following the administration of etoposide.

Very Rare: toxic epidermal necrolysis (1 fatal case). Stevens Johnson syndrome has also been reported, however, a causal relationship with etoposide has not been established. Radiation “recall” dermatitis, hand-foot syndrome.

Renal and urinary disorders

Etoposide has been shown to reach high concentrations in the liver and kidney, thus presenting a potential for accumulation in cases of functional impairment.

General disorders and administration site conditions

Etoposide has been shown to reach high concentrations in the liver and kidney, thus presenting a potential for accumulation in cases of functional impairment.

Rare: In rare cases, phlebitis has been observed following bolus injection of etoposide.

This adverse reaction can be avoided by I.V. infusion over 30 to 60 minutes. After extravasation, irritation of soft tissue and inflammation occur occasionally. Hyperuricaemia due to rapid destruction of malignant cells.

4.9 Overdose

Acute overdosage results in severe forms of normally occurring adverse reactions, in particular leucopenia and thrombopenia.

Severe mucositis and elevated values of serum bilirubin, SGOT and alkaline phosphatase have been reported after administration of high doses of etoposide. Metabolic acidosis and severe hepatic toxicity have been reported after administration of dosages higher than recommended.

The management of bone marrow depression is symptomatic, including antibiotics and transfusions.

If hypersensitivity to etoposide occurs, antihistamines and intravenously administered corticosteroids are appropriate.

5 PHARMACOLOGICAL PROPERTIES

5.1 Pharmacodynamic properties

Pharmacotherapeutic classification: podophyllotoxine derivatives

ATC Code: L01CB01

Etoposide is a semisynthetic derivative of podophyllotoxin used in the treatment of certain neoplastic diseases. Podophyllotoxins inhibit mitosis by blocking microtubular assembly. Etoposide inhibits cell cycle progression at a premitotic phase (late S and G2).

It does not interfere with the synthesis of nucleonic acids.

5.2 Pharmacokinetic properties

The concentration of etoposide in blood and organs is low with maximum values in the liver and the kidneys. Protein binding could be as high as 98%.

On intravenous administration, the disposition of etoposide is best described as a biphasic process with an initial half-life of about 1.5 hours. After distribution, halflife is about 40 hours. The terminal half-life is 6-8 hours.

Following a single intravenous dose etoposide is excreted in the urine for about 63% and in the faeces for about 31% after 80 hours.

Etoposide is cleared by both renal and nonrenal processes i.e. metabolism and biliary excretion. In patients with renal dysfunction plasma etoposide clearance is decreased.

In adults, the total body clearance of etoposide is correlated with creatinine clearance, serum albumin concentration and nonrenal clearance. In children, elevated serum ALT levels are associated with reduced drug total body clearance. Prior use of cisplatin may result in a decrease of etoposide total body clearance

5.3 Preclinical safety data

Etoposide has been shown to be embryotoxic and teratogenic in animal experiments with rats and mice.

There are positive results from in vitro and in vivo test with regard to gene and chromosome mutations induced by etoposide. The results justify the suspicion of a mutagenic effect in humans.

No animal tests with regard to carcinogenicity were performed. Based on the DNA-damaging effect and the mutagenic properties, etoposide is potentially carcinogenic.

6 PHARMACEUTICAL PARTICULARS

6.1    List of excipients

Macrogol 300

Polysorbate 80 Benzyl alcohol

Ethanol

Citric acid, anhydrous (for pH adjustment).

6.2 Incompatibilities

Plastic devices made of acrylic or ABS polymers have been reported to crack when used with undiluted Etoposide 20 mg/ml concentrate for solution for infusion. This effect has not been reported with etoposide after dilution of the concentrate for solution for infusion according to instructions

6.3 Shelf life

Vial before opening 2 years.

After dilution

Chemical and physical in-use stability of the solution diluted to a concentration of 0.2 mg/ml or 0.4 mg/ml has been demonstrated up to 24 hours at 15 -25 °C.

From a microbiological point of view, the diluted product should be used immediately. If not used immediately, in-use storage times and conditions prior to use are the responsibility of the user and would normally not be longer than 12 hours at 15 - 25 °C, unless dilution has taken place in controlled and validated aseptic conditions.

6.4 Special precautions for storage

This medicinal product does not require any special temperature storage conditions. Do not freeze. Store in the original package, in order to protect from light.

For storage conditions of the diluted medicinal product, see section 6.3

Do not store the diluted product in a refrigerator (2 - 8 °C) as this might cause precipitation.

Solutions showing any sign of precipitation should not be used.

6.5 Nature and contents of container

Each vial contains 100 mg of etoposide

5ml Type I moulded transparent flint glass vial with a rubber stopper and sealed with an aluminium flip-off tear-off seal.

Pack sizes: 1 vial or 10 vials

Not all pack sizes may be marketed.

6.6 Special precautions for disposal

Etoposide should not be used without diluting! Dilute with 0.9% sodium chloride or 5% dextrose. Solutions showing any signs of precipitation should not be used.

For waste-disposal and safety information, guidelines on safe-handling of antineoplastic drugs should be followed. Any contact with the fluid should be avoided. During preparation and reconstitution a strictly aseptic working technique should be used; protective measures should include the use of gloves, mask, safety goggles and protective clothing. Use of a vertical laminar airflow (LAF) hood is recommended.

Gloves should be worn during administration. Waste-disposal procedures should take into account the cytotoxic nature of this substance.

If etoposide contacts skin, mucosae or eyes, immediately wash thoroughly with water. Soap may be used for skin cleansing.

7 MARKETING AUTHORISATION HOLDER

APTIL Pharma Limited 9th Floor, CP House 97 - 107 Uxbridge Road Ealing, London W5 5TL

8    MARKETING AUTHORISATION NUMBER(S)

PL 40378/0155

9    DATE OF FIRST AUTHORISATION/RENEWAL OF THE AUTHORISATION

29/08/2012

10 DATE OF REVISION OF THE TEXT

29/08/2012