Cancer drugs A to Z list
Vinblastine is a type of chemotherapy. You pronounce it as vin-blas-teen.
It is a treatment for a number of different cancer types.
You might have methotrexate on its own or in combination with other cancer drugs.
Find out more about your cancer type
Vinblastine works by stopping the cancer cells from separating into 2 new cells. So it blocks the growth of the cancer.
You have vinblastine as a drip into your bloodstream (intravenously).
You might have treatment through a long plastic tube that goes into a large vein in your chest. The tube stays in place throughout the course of treatment. This can be a:
central line
PICC line
portacath
If you don't have a central line
You might have treatment through a thin short tube (a cannula) that goes into a vein in your arm. You have a new cannula each time you have treatment.
Risk of tissue damage
When you are having this treatment through a cannula it could damage the tissue if it leaks out of the vein. This is called extravasation. This can happen anywhere along the vein that the drug is going into. It doesn’t happen very often. Tell your nurse straight away if you notice any changes such as swelling, redness, pain, burning, or a stinging feeling.
Your nurse will stop the drug treatment. And they will treat the area to relieve symptoms and reduce tissue damage. Contact your healthcare team if you develop any of these symptoms when you are at home.
Find out more about having chemotherapy into your vein
You usually have it as a course of several . Each cycle varies depending on what type of cancer you have. Your doctor or nurse will tell you more about this.
You have blood tests before and during your treatment. They check your levels of blood cells and other substances in the blood. They also check how well your liver and kidneys are working.
Before treatment starts you may have a blood test to check for viruses such as hepatitis B, hepatitis C, and . This is called a viral screen.
It’s important for your doctor to know if you have had any of these viruses. This is because this treatment can weaken your and can cause the virus to become active again (reactivation).
Side effects can vary from person to person. They also depend on what other treatments you're having.
Your doctor, nurse or pharmacist will go through the possible side effects. They will monitor you during treatment and check how you are at your appointments. Contact your advice line as soon as possible if:
you have severe side effects
your side effects aren’t getting any better
your side effects are getting worse
Early treatment can help manage side effects better.
We haven't listed all the side effects here. Talk to your healthcare team if you have any new symptoms that you think might be a side effect of your treatment.
Remember it is very unlikely that you will have all of these side effects. But you might have some of them at the same time.
You might have one or more of these side effects. They include:
Increased risk of getting an infection is due to a drop in white blood cells. Symptoms include a change in temperature, aching muscles, cough, headaches, feeling cold and shivery, pain or a burning feeling when peeing, or generally feeling unwell. You might have other symptoms depending on where the infection is.
Infections can sometimes be life threatening. You should contact your advice line urgently if you think you have an infection.
You might be breathless and look pale due to a drop in red blood cells. This is called anaemia.
This is due to a drop in the number of platelets in your blood. These blood cells help the blood to clot when we cut ourselves. You may have nosebleeds or bleeding gums after brushing your teeth. Or you may have lots of tiny red spots or bruises on your arms or legs. This is known as petechiae.
Tiredness and weakness (fatigue) can happen during and after treatment. Doing gentle exercises each day can keep your energy up. Don't push yourself, rest when you start to feel tired and ask others for help.
Your hair may thin but you’re unlikely to lose all your hair. This usually starts after your first or second cycle of treatment. It is almost always temporary and your hair will grow back when you finish your treatment.
Feeling or being sick is usually well controlled with anti sickness medicines. It might help to avoid fatty or fried foods, eat small meals and snacks and take regular sips of water. Relaxation techniques might also help.
It is important to take anti sickness medicines as prescribed even if you don’t feel sick. It is easier to prevent sickness rather than treat it once it has started.
Mouth sores and ulcers can be painful. It helps to keep your mouth and teeth clean, drink plenty of fluids and avoid acidic foods such as lemons. Chewing gum can help to keep your mouth moist. Tell your doctor or nurse if you have ulcers.
Vinblastine can also cause a sore throat.
You might not feel like eating and may lose weight. Eating several small meals and snacks throughout the day can be easier to manage. You can talk to a dietitian if you are concerned about your appetite or weight loss.
Tell your healthcare team if you keep getting headaches. They can give you painkillers to help.
Don't drive or operate machinery if you have this.
Tell your doctor if you have any fits, twitching or jerking of your limbs.
Tell your healthcare team if you have diarrhoea or constipation. They can give you medicine to help.
Tell your treatment team if you have this. They can check the cause and give you medicine to help.
Numbness or tingling in fingers or toes is often temporary and can improve after you finish treatment. Tell your healthcare team if you're finding it difficult to walk or complete fiddly tasks such as doing up buttons.
Tell your doctor or nurse if you have headaches, nosebleeds, blurred or double vision or shortness of breath. You have your blood pressure checked regularly.
You might have blistering of the skin. Speak to your doctor or nurse for help with this.
Tell your doctor or nurse if you’re feeling depressed. They can arrange for you to talk to someone and give treatment if necessary.
Reflexes are an automatic response to something. Your body does these without you having to think about it. Vinblastine can cause changes or a loss of reflexes. For example, your knee may not jerk when you tap the knee tendon.
This treatment can cause pain in your muscles, bones or where the tumour site is. Let your doctor or nurse know if you have it so that they can give you painkillers.
This may happen from time to time. Let your doctor or nurse know if you have it.
You might have some difficulty with your hearing or hearing loss (deafness). This might be temporary or permanent. Tell your doctor or nurse if you notice any changes.
Tell your nurse straight away if you have any pain, redness, swelling or leaking around your drip site.
Your bowel may stop working temporarily (paralytic ileus). You might have:
sickness
swollen abdomen
stomach cramps
Tell your doctor straight away if you have any of these symptoms.
Speak to your doctor or nurse if you feel generally unwell after taking this drug.
This is a rare side effect. Tell your doctor or nurse if you have any blood in your vomit or your poo.
We have more information about side effects and tips on how to cope with them.
Cancer drugs can interact with medicines, herbal products, and some food and drinks. We are unable to list all the possible interactions that may happen. An example is grapefruit or grapefruit juice which can increase the side effects of certain drugs.
Tell your healthcare team about any medicines you are taking. This includes vitamins, herbal supplements and over the counter remedies. Also let them know about any other medical conditions or allergies you may have.
You may not be able to become pregnant or get someone pregnant after treatment with this drug. Talk to your doctor before starting treatment if you think you may want to have a baby in the future.
Men might be able to store sperm before starting treatment. And women might be able to store eggs or ovarian tissue. But these services are not available in every hospital, so you would need to ask your doctor about this.
This treatment may harm a baby developing in the womb. It is important not to become pregnant or get someone pregnant while you are having treatment. Women must not become pregnant for at least 6 months after the end of treatment. Men should not get someone pregnant for at least 3 months after treatment.
Talk to your doctor or nurse about effective contraception before starting treatment. Let them know straight away if you or your partner become pregnant while having treatment.
It is not known whether this drug comes through into the breast milk. Doctors usually advise that you don’t breastfeed during this treatment and for 1 week afterwards.
If you are having tests or treatment for anything else, always mention your cancer treatment. For example, if you are visiting your dentist.
Don’t have immunisations with live vaccines while you’re having treatment and for up to 12 months afterwards. The length of time depends on the treatment you are having.
Ask your doctor or pharmacist how long you should avoid live vaccinations.
In the UK, live vaccines include rubella, mumps, measles, BCG, and yellow fever.
You can usually have:
other vaccines, but they might not give you as much protection as usual
the flu vaccine (as an injection)
the coronavirus (COVID-19) vaccine
Talk to your doctor or pharmacist about the best time to have a vaccine in relation to your cancer treatment.
You can be in contact with other people who have had live vaccines as injections. If someone has had a live vaccine by mouth or nasal spray there may be a small risk the vaccine virus can be passed onto you if your is weakened.
Your healthcare team will let you know if you need to take any precautions if you are in close contact with someone who has had a live vaccine.
Read more about immunisations and cancer treatment
For further information about this treatment and possible side effects go to the electronic Medicines Compendium (eMC) website. You can find the patient information leaflet on this website.
You can report any side effect you have to the Medicines and Healthcare products Regulatory Agency (MHRA) as part of their Yellow Card Scheme.
Last reviewed: 28 Feb 2025
Next review due: 28 Feb 2028
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Chemotherapy is a standard treatment for some types of cancer. It uses anti cancer drugs to destroy cancer cells.
Cancer drugs have side effects and these can vary from person to person. But there are things that you can do to help you cope.
Coping with cancer can be difficult. There is help and support available. Find out about the emotional, physical and practical effects of cancer and how to manage them.

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