• Keep this leaflet. You may need to read it again.
• If you have any further questions, ask your doctor or pharmacist.
• If you get any side effects, talk to your doctor or pharmacist. This includes any possible side effects not listed in this leaflet (see section 4).

1. What Bortezomib is and what it is used for
2. What you need to know before you use Bortezomib
3. How to use Bortezomib
4. Possible side effects
5. How to store Bortezomib
6. Contents of the pack and other information

• if you are allergic to Bortezomib, boron or to any of the other ingredients of this medicine (listed in section 6)
• if you have certain severe lung or heart problems.

Talk to your doctor or pharmacist before using Bortezomib, if you have any of the following:

• Low numbers of red or white blood cells.
• Bleeding problems and/or low number of platelets in your blood.
• Diarrhoea, constipation, nausea or vomiting.
• Fainting, dizziness or light-headedness in the past.
• Kidney problems.
• Moderate to severe liver problems.
• Numbness, tingling, or pain in the hands or feet (neuropathy) in the past.
• Heart or blood pressure problems.
• Shortness of breath or cough.
• Seizures.
• Shingles (localised including around the eyes or spread across the body).
• Symptoms of tumor lysis syndrome such as muscle cramping, muscle weakness, confusion, visual loss or disturbances and shortness of breath.
• Memory loss, trouble thinking, difficulty with walking or loss of vision. These may be signs of a serious brain infection and your doctor may suggest further testing and follow-up.

You will have to take regular blood tests before and during your treatment with Bortezomib, to check your blood cell counts regularly.

If you have mantle cell lymphoma and are given the medicine rituximab with Bortezomib you should tell your doctor:

• If you think you have hepatitis infection now or have had it in the past. In a few cases, patients who have had hepatitis B might have a repeated attack of hepatitis, which can be fatal. If you have a history of hepatitis B infection you will be carefully checked by your doctor for signs of active hepatitis B.

You must read the package leaflets of all medicinal products to be taken in combination with Bortezomib for information related to these medicines before starting treatment with Bortezomib.

When thalidomide is used, particular attention to pregnancy testing and prevention requirements is needed (see Pregnancy and breast-feeding in this section).

Bortezomib should not be used in children and adolescents because it is not known how the medicine will affect them.

Tell your doctor or pharmacist if you are using, have recently used or might use any other medicines, including medicines obtained without a prescription.

In particular, tell your doctor if you are using medicines containing any of the following active substances:

• Ketoconazole, used to treat fungal infections.
• Ritonavir, used to treat HIV infection.
• Rifampicin, an antibiotic used to treat bacterial infections.
• Carbamazepine, phenytoin or phenobarbital used to treat epilepsy.
• St. John’s Wort (Hypericum perforatum), used for depression or other conditions.
• Oral antidiabetics.

You should not use Bortezomib if you are pregnant, unless clearly necessary.

Both men and women receiving Bortezomib must use effective contraception during and for up to 3 months after treatment. If, despite these measures, pregnancy occurs, tell your doctor immediately.

You should not breast-feed while using Bortezomib. Discuss with your doctor when it is safe to restart breast-feeding after finishing your treatment.

Thalidomide causes birth defects and foetal death. When Bortezomib is given in combination with thalidomide you must follow the pregnancy prevention programme for thalidomide (see package leaflet for thalidomide).

Bortezomib might cause tiredness, dizziness, fainting, or blurred vision. Do not drive or operate tools or machines if you experience such side effects; even if you do not, you should still be cautious.

This medicine is for intravenous or subcutaneous use. Bortezomib will be administered by a health care professional experienced in the use of cytotoxic medicines.

Bortezomib powder has to be dissolved before administration. This will be done by a healthcare professional. The resulting solution is then either injected into a vein or under the skin. Injection into a vein is rapid, taking 3 to 5 seconds. Injection under the skin is in either the thighs or the abdomen.

As this medicine is being given by your doctor or nurse, it is unlikely that you will be given too much. In the unlikely event of an overdose, your doctor will monitor you for side effects.

Very common side effects (may affect more than 1 in 10 people)

• Sensitivity, numbness, tingling or burning sensation of the skin, or pain in the hands or feet, due to nerve damage.
• Reduction in the number of red blood cells and or white blood cells (see above).
• Fever.
• Feeling sick (nausea) or vomiting, loss of appetite.
• Constipation with or without bloating (can be severe).
• Diarrhoea: if this happens, it is important that you drink more water than usual. Your doctor may give you another medicine to control diarrhoea.
• Tiredness (fatigue), feeling weak.
• Muscle pain, bone pain.

Common side effects (may affect up to 1 in 10 people)

• Low blood pressure, sudden fall of blood pressure on standing which may lead to fainting.
• High blood pressure.
• Reduced functioning of your kidneys.
• Headache.
• General ill feeling, pain, vertigo, light-headedness, a feeling of weakness or loss of consciousness.
• Shivering.
• Infections, including pneumonia, respiratory infections, bronchitis, fungal infections, coughing with phlegm, flu like illness.
• Shingles (localised including around the eyes or spread across the body).
• Chest pains or shortness of breath with exercise.
• Different types of rash.
• Itching of the skin, lumps on the skin or dry skin.
• Facial blushing or tiny broken capillaries.
• Redness of the skin.
• Dehydration.
• Heartburn, bloating, belching, wind, stomach pain, bleeding from your bowels or stomach.
• Alteration of liver functioning.
• A sore mouth or lip, dry mouth, mouth ulcers or throat pain.
• Weight loss, loss of taste.
• Muscle cramps, muscle spasms, muscle weakness, pain in your limbs.
• Blurred vision.
• Infection of the outermost layer of the eye and the inner surface of the eyelids (conjunctivitis).
• Nose bleeds.
• Difficulty or problems in sleeping, sweating, anxiety, mood swings, depressed mood, restlessness or agitation, changes in your mental status, disorientation.
• Swelling of body, to include around eyes and other parts of the body.

Uncommon side effects (may affect up to 1 in 100 people)

• Heart failure, heart attack, chest pain, chest discomfort, increased or reduced heart rate.
• Failing of your kidneys.
• Inflammation of a vein, blood clots in your veins and lungs.
• Problems with blood clotting.
• Insufficient circulation.
• Inflammation of the lining around your heart or fluid around your heart.
• Infections including urinary tract infections, the flu, herpes virus infections, ear infection and cellulitis.
• Bloody stools, or bleeding from mucosal membranes, e.g., mouth, vagina.
• Cerebrovascular disorders.
• Paralysis, seizures, falling, movement disorders, abnormal or change in, or reduced sensation (feeling, hearing, tasting, smelling), attention disturbance, trembling, twitching.
• Arthritis, including inflammation of the joints in the fingers, toes, and the jaw.
• Disorders that affect your lungs, preventing your body from getting enough oxygen. Some of these include difficulty breathing, shortness of breath, shortness of breath without exercise, breathing that becomes shallow, difficult or stops, wheezing.
• Hiccups, speech disorders.
• Increased or decreased urine production (due to kidney damage), painful passing of urine or blood/proteins in the urine, fluid retention.
• Altered levels of consciousness, confusion, memory impairment or loss.
• Hypersensitivity.
• Hearing loss, deafness or ringing in the ears, ear discomfort.
• Hormone abnormality which may affect salt and water absorption.
• Overactive thyroid gland.
• Inability to produce enough insulin or resistance to normal levels of insulin.
• Irritated or inflamed eyes, excessively wet eyes, painful eyes, dry eyes, eye infections, lump in the eyelid (chalazion) and red and swollen eyelids, discharge from the eyes, abnormal vision, bleeding of the eye.
• Swelling of your lymph glands.
• Joint or muscle stiffness, sense of heaviness, pain in your groin.
• Hair loss and abnormal hair texture.
• Allergic reactions.
• Redness or pain at the injection site.
• Mouth pain.
• Infections or inflammation of the mouth, mouth ulcers, oesophagus, stomach and intestines, sometimes associated with pain or bleeding, poor movement of the intestines (including blockage), abdominal or oesophageal discomfort, difficulty swallowing, vomiting of blood.
• Skin infections.
• Bacterial and viral infections.
• Tooth infection.
• Inflammation of the pancreas, obstruction of the bile duct.
• Genital pain, problem having an erection.
• Weight increase.
• Thirst.
• Hepatitis.
• Injection site or injection device related disorders.
• Skin reactions and disorders (which may be severe and life threatening), skin ulcers.
• Bruises, falls and injuries.
• Inflammation or haemorrhage of the blood vessels that can appear as small red or purple dots (usually on the legs) to large bruise-like patches under the skin or tissue.
• Benign cysts.
• A severe reversible brain condition which includes seizures, high blood pressure, headaches, tiredness, confusion, blindness or other vision problems.

Rare side effects (may affect up to 1 in 1,000 people)

• Heart problems to include heart attack, angina.
• Flushing.
• Discoloration of the veins.
• Blood clot in small blood vessels (thrombotic microangiopathy).
• Inflammation of the spinal nerve.
• Problems with your ear, bleeding from your ear.
• Underactivity of your thyroid gland.
• Budd-Chiari syndrome (the clinical symptoms caused by blockage of the hepatic veins).
• Changes in or abnormal bowel function.
• Bleeding in the brain.
• Yellow discolouration of eyes and skin (jaundice).
• Serious allergic reaction (anaphylactic shock) signs of which may include difficulty breathing, chest pain or chest tightness, and/or feeling dizzy/faint, severe itching of the skin or raised lumps on the skin, swelling of the face, lips, tongue and /or throat, which may cause difficulty in swallowing, collapse.
• Breast disorders.
• Vaginal tears.
• Genital swelling.
• Inability to tolerate alcohol consumption.
• Wasting, or loss of body mass.
• Increased appetite.
• Fistula.
• Joint effusion.
• Cysts in the lining of joints (synovial cysts).
• Fracture.
• Breakdown of muscle fibres leading to other complications.
• Swelling of the liver, bleeding from the liver.
• Cancer of the kidney.
• Psoriasis like skin condition.
• Cancer of the skin.
• Paleness of the skin.
• Increase of platelets or plasma cells (a type of white cell) in the blood.
• Abnormal reaction to blood transfusions.
• Partial or total loss of vision.
• Decreased sex drive.
• Drooling.
• Bulging eyes.
• Sensitivity to light.
• Rapid breathing.
• Rectal pain.
• Gallstones.
• Hernia.
• Injuries.
• Brittle or weak nails.
• Abnormal protein deposits in your vital organs.
• Coma.
• Intestinal ulcers.
• Multi-organ failure.
• Death.
• Serious nerve inflammation, which may cause paralysis and difficulty breathing (Guillain-Barré syndrome).

If you are given Bortezomib together with other medicines for the treatment of mantle cell lymphoma the side effects you may get are listed below:

Very common side effects (may affect more than 1 in 10 people)

• Pneumonia.
• Loss of appetite.
• Sensitivity, numbness, tingling or burning sensation of the skin, or pain in the hands or feet, due to nerve damage.
• Nausea and vomiting.
• Diarrhoea.
• Mouth ulcers.
• Constipation.
• Muscle pain, bone pain.
• Hair loss and abnormal hair texture.
• Tiredness, feeling weak.
• Fever.

Common side effects (may affect up to 1 in 10 people)

• Shingles (localized including around the eyes or spread across the body).
• Herpes virus infections.
• Bacterial and viral infections.
• Respiratory infections, bronchitis, coughing with phlegm, flu like illness.
• Fungal infections.
• Hypersensitivity (allergic reaction).
• Inability to produce enough insulin or resistance to normal levels of insulin.
• Fluid retention.
• Difficulty or problems in sleeping.
• Loss of consciousness.
• Altered level of consciousness, confusion.
• Feeling dizzy.
• Increased heartbeat, high blood pressure, sweating.
• Abnormal vision, blurred vision.
• Heart failure, heart attack, chest pain, chest discomfort, increased or reduced heart rate.
• High or low blood pressure.
• Sudden fall of blood pressure upon standing which may lead to fainting.
• Shortness of breath with exercise.
• Cough.
• Hiccups.
• Ringing in the ears, ear discomfort.
• Bleeding from your bowels or stomach.
• Heartburn.
• Stomach pain, bloating.
• Difficulty swallowing.
• Infection or inflammation of the stomach and intestines.
• Stomach pain.
• Sore mouth or lip, throat pain.
• Alteration of liver function.
• Itching of skin.
• Redness of skin.
• Rash.
• Muscle spasms.
• Infection of the urinary tract.
• Pain in limbs.
• Swelling of body, to include eyes and other parts of the body.
• Shivering.
• Redness and pain at injection site.
• General ill feeling.
• Weight loss.
• Weight increase.

Uncommon side effects (may affect up to 1 in 100 people)

• Hepatitis.
• Severe allergic reaction (anaphylactic reaction) signs of which may include difficulty breathing, chest pain or chest tightness, and/or feeling dizzy/faint, severe itching of the skin or raised lumps on the skin, swelling of the face, lips, tongue and /or throat, which may cause difficulty in swallowing, collapse.
• Movement disorders, paralysis, twitching.
• Vertigo.
• Hearing loss, deafness.
• Disorders that affect your lungs, preventing your body from getting enough oxygen. Some of these include difficulty breathing, shortness of breath, shortness of breath without exercise, breathing that becomes shallow, difficult or stops, wheezing.
• Blood clots in your lungs.
• Yellow discoloration of the eyes and skin (jaundice).
• Lump in the eyelid (chalazion), red and swollen eyelids.

Rare side effects (may affect up to 1 in 1,000 people)

• Blood clot in small blood vessels (thrombotic microangiopathy).

If you get any side effects, talk to your doctor or pharmacist. This includes any possible side effects not listed in this leaflet. You can also report side effects directly via the Yellow Card Scheme at: www.mhra.gov.uk/yellowcard or search for MHRA Yellow Card in the Google Play or Apple App Store. By reporting side effects, you can help provide more information on the safety of this medicine.

The active substance is Bortezomib. Each vial contains 3.5 mg Bortezomib (as a mannitol boronic ester).

The other ingredient is mannitol (E421).

Intravenous reconstitution:

After reconstitution, 1 ml of solution for intravenous injection contains 1 mg Bortezomib.

Subcutaneous

After reconstitution, 1 ml of solution for subcutaneous injection contains 2.5 mg Bortezomib.

Bortezomib powder for solution for injection is a white to off-white cake or powder.

Bortezomib is packed in a glass vial with rubber stopper and a blue flip-off cap.

Each pack contains 1 single-use vial.