The following information is about chemotherapy, a cancer treatment. It is normal to have questions, concerns and mixed feelings about receiving chemotherapy. Understanding your treatment may lessen your anxiety and help you resolve your concerns. Accurate information also can help you prepare for chemotherapy and may prevent or decrease some of its side effects. This information is meant to reinforce and add to, not replace, information provided by your doctors and nurses.
What is chemotherapy?
Chemotherapy is the use of drugs or chemicals to treat an illness or disease. Most people associate chemotherapy with the treatment of cancer.
Many drugs are used to treat cancer. Not all cancers are treated with the same drugs or in the same way. Research has helped determine the most effective drugs for different kinds of cancers. You may receive one drug or a combination of drugs. You may receive chemotherapy in addition to other treatments, such as surgery, radiation therapy, or biological therapy.
How does chemotherapy work?
Our bodies are made up of billions of cells, each with a special function. Some cells make up organs in the body, such as the heart, lungs and kidneys. Other cells perform specific functions, such as fighting an infection or carrying oxygen to your tissues. In a healthy body, these normal cells work together. However, normal cells sometimes change into abnormal, or cancer, cells. Cancer cells do not work properly to help the body. They grow out of control and harm or crowd normal cells. Cancer cells also can break away and travel to other parts of the body. When cancer cells move to other parts of the body, they are called metastatic cancer cells. Chemotherapy can be prescribed to help treat metastatic cancer or to try to prevent your cancer from metastasizing.
Chemotherapy destroys cells. It works best against fast-growing cells. Since cancer cells often grow faster than normal cells, chemotherapy targets them especially. When chemotherapy drugs go into the bloodstream, the blood carries the drugs to cancer cells throughout the body.
How is chemotherapy given?
Chemotherapy can be given in different ways:
Your doctor or nurse can explain how you will receive your chemotherapy.
Who gives chemotherapy?
Your doctor, usually a cancer specialist (called an oncologist or hematologist), will determine your treatment plan. An oncology nurse or, in some cases, your doctor will give you the chemotherapy drugs.
Where will I receive chemotherapy?
You may receive chemotherapy in a hospital, ambulatory care center, doctor's office, or at home. Where you receive chemotherapy depends on your treatment plan. Your doctor and nurse will explain where you will receive your chemotherapy.
How long will I receive chemotherapy?
The length of your chemotherapy treatment plan will depend on what kind of cancer you have and how it responds to the chemotherapy. In most cases, your doctor can give you a general idea of the planned length of treatment. This time period could change during treatment.
How long will each chemotherapy treatment last?
The length of each treatment depends on the drugs used and the specific type of treatment. The time also depends on whether you need blood drawn or other tests performed before your treatment. Your nurse can tell you how long your treatment sessions are expected to last.
Does chemotherapy cause side effects?
Chemotherapy drugs affect both normal cells and cancer cells. Although chemotherapy targets fast-growing cancer cells, it also can damage or destroy normal cells. This effect on normal cells can cause side effects. However, most normal cells can repair or replace themselves over time.
Not all chemotherapy drugs produce side effects and side effects vary depending on the treatment used and the person receiving it. People receiving similar treatments can experience different side effects.
Day-to-day living
It is important that you know what side effects your treatment might cause. Side effects often can be prevented or decreased. The side effects common to your treatment of chemotherapy drugs will be listed on the consent form. Your doctor or nurse will discuss the side effects of your treatment. You will be asked to sign the consent form before treatment begins.
Eating
It is important that you eat well during chemotherapy. Your body works best with the treatment when you follow a nutritious diet. Good eating also may decrease certain side effects.
A healthy, balanced diet helps keep you well-nourished. Your doctor, nurse and dietitian can help you develop a healthy diet plan. Many recipe booklets also are available. Your doctor or nurse will tell you about any foods you should avoid.
It is very important to drink more fluids in general and especially after certain chemotherapy treatments. If your doctor has limited your total fluid intake because of another condition, ask your doctor or nurse how much and which fluids are best for you. Water, juice, soups, ice cream, ice pops, soda, coffee, tea, milk and gelatin are examples of fluids. If your fluids are not restricted, try to drink at least six 8-ounce glasses of fluids a day. It may be easier to sip fluids frequently throughout the day than to drink full glasses at one time. It is especially important to drink extra fluids if you cannot eat solid foods. Drinking fluids include milk, nutritional supplements (such as Ensure , Resource, Boost), instant breakfast drinks and fruit juices.
Alcohol use
Alcohol may irritate the gastrointestinal tract, cause dehydration and decrease your ability to care for yourself. In addition, alcohol use may affect liver function. You should avoid drinking alcohol unless approved by your doctor.
Sleeping and relaxing
You may experience increased fatigue and problems sleeping and relaxing as a result of your treatment, the stress of having cancer, or a combination of factors. Your body needs sleep to repair itself and to be in the best condition to work with your treatment. These suggestions may help:
Relaxation is an important way to rest your mind and body. Learning to relax can help you sleep better. It can improve your mental outlook and help you cope with cancer and treatment. Try the following methods to help you relax:
Sexuality
Changes in your body and emotions may be related to your cancer treatment and can affect your sexuality. You may see yourself differently or act differently sexually. You may have concerns about how your sexual partner may react to you. These feelings are common among people receiving cancer treatment. Feel free to talk with a health care professional about your questions and concerns. If that professional cannot help you, he or she can refer you to someone who can. Your sexuality is a vital part of you and your concerns are important.
Activity
Your treatment and its side effects may affect your work or recreational activities. Some people notice very little change while others experience significant temporary or permanent changes. Many people can continue their jobs with little or no change during chemotherapy. However, if necessary, try to adjust your work schedule or adapt your job to your treatment. Everyone's experience with chemotherapy is different.
Your roles at home may change. You and your family may need to be flexible as each member takes on different responsibilities. These changes can be difficult and stressful. Families often find professional support or counseling helpful. Let your doctor or nurse know how you and your family are coping.
Exercise and recreation can be helpful during your treatment. Keeping physically active helps your body work with your treatment. Exercise reduces stress and can improve your emotional and mental state. If you feel tired, do gentle muscle stretches or movements. When you feel stronger, you can gradually increase your physical activity. Walk, swim, golf and bike -- do whatever you enjoy. Remember to pace yourself so that you do not become exhausted. With any activity -- at work, at home or at play -- set priorities. Do what is most important to you when you have the most energy. Focus on what you still can do rather than what you cannot do. This attitude may encourage you and help you adapt your lifestyle as needed.
For family and friends
Remember that chemotherapy brings changes to your loved one's life. These changes may directly affect you.
Possible side effects of chemotherapy
Bone marrow depression
Bone marrow is the soft core of tissue in your large bones. Your bone marrow normally makes three types of blood cells:
Many chemotherapy drugs decrease the bone marrow's ability to make blood cells. When your body does not make enough new blood cells, your blood counts (the number of cells in your blood) become lower than usual. This drop in your blood counts is called bone marrow depression.
You will have blood drawn to measure your red blood cell, white blood cell and platelet counts. You may have blood tests taken before receiving chemotherapy or at other times during therapy.
Depending on which drugs are used in your chemotherapy, you may experience bone marrow depression between your chemotherapy treatments. When your blood cell counts are low, you may feel more tired than usual and you may be more prone to infection and/or bleeding. How long the bone marrow depression will last also depends on which drugs are used. For example, some drugs cause blood cell counts to decrease seven to 14 days after the drugs are given and to stay low for one to two weeks. Your doctor or nurse can tell you when to expect your blood counts to change. Blood counts usually return to normal before the next treatment. There are some drugs available that your doctor may prescribe to help maintain or restore blood counts. However, these drugs are not appropriate for all patients. Be sure to discuss your questions and concerns with your doctor.
Problems caused by low blood cell counts may include infection, bleeding and fatigue.
Infection
When your white blood cell counts decrease, your chance of developing an infection increases. To try to avoid infection, take the following precautions:
Depending on your type of treatment, your blood counts may decrease at a different rate than other patients with cancer that you may talk with. If your blood counts are expected to decrease more quickly or more slowly you will receive additional instructions about diet, medications and activity.
Detecting and managing infection
Many infections that develop in people who have low white blood cell counts are caused by bacteria normally found on or in their bodies. If not treated, some infections can become very serious. The earlier an infection is found and treated, the less likely it will develop into a serious problem.
A fever is often the first and only sign of infection. It may occur with or without chills. Take your temperature as advised by your doctor or nurse and whenever you do not feel well. Your doctor or nurse should tell you what fever to report. If you have a fever or chills, call your doctor or nurse immediately — even if it is in the middle of the night. Always call immediately if your temperature reaches 100.5° Fahrenheit (38° Celsius) or higher (or as instructed by your doctor).
Do not take acetaminophen, aspirin, ibuprofen, or any other over-the-counter medications without your doctor's advice. These medicines can hide important signs of infection.
If you have any of the symptoms of infection listed below, or if you experience a change in any other medical condition, take your temperature. Keep yourself warm and drink plenty of fluids. Call your doctor or nurse or go to your local emergency room immediately.
Symptoms of infection include:
Bleeding
When your platelet count is low, you may notice that you bruise more easily than usual. You also may develop small red dots (called "petechiae") under your skin that may look like a rash. Petechiae are a possible side effect of chemotherapy and you should tell your doctor or nurse if they occur.
When your platelet count is low, it is very important that you prevent minor cuts and injuries. Look at your surroundings and remove anything that blocks your way or that you could trip over, such as throw rugs. You also should take the following precautions:
Detecting and managing bleeding
Your nurse or doctor can tell you when your platelet count will be low. During this time, contact your doctor if you notice any of the following signs and symptoms of bleeding:
If you cut yourself, press a clean bandage, gauze, or cloth directly on the area until the bleeding stops. If you have a nosebleed, apply pressure to your nose and place an ice pack on the back of your neck until the bleeding stops. Call your doctor if the bleeding continues for more than 30 minutes.
Anemia
When your red blood cell count is low, your body tissues may not get enough oxygen to work properly. This condition is called anemia and its major symptom is extreme fatigue. Other signs of anemia include:
Report these symptoms to your nurse or doctor. In managing anemia, the goal is to save energy. Ways to save energy are discussed in the section on fatigue.
Effects on the digestive system
As chemotherapy destroys the cancer cells, it also may affect other cells and tissues in your body. The tissues in your digestive tract, which includes the mouth, esophagus (food pipe), stomach and small and large intestines, may be affected. During and following chemotherapy, you may notice mouth sores, a sore throat, a change in your appetite, different tastes or smells, or a feeling of nausea. You also may have some vomiting, diarrhea, or constipation. What you experience will depend on the type and amount of chemotherapy you receive. Your doctors and nurses will do what is possible to limit these effects. They will try to make you as comfortable as possible during and after treatments. Most of these effects will disappear after you complete your chemotherapy.
It is important to know how to work around these side effects and still be able to eat. Try to eat well while you are receiving chemotherapy. Food helps maintain your strength and helps your body cope with the therapy.
Loss of appetite
Many people with cancer lose their appetite. Feeling full after eating small amounts and losing interest in food are common. Weight loss often is thought to be normal among people with cancer, but it does not need to happen. Eating more foods that appeal to you and getting the most out of what you eat is important. Here are some ideas that other people have tried and found helpful.
Weight gain
Some people have a larger appetite and gain weight while they receive chemotherapy. Some drugs, like steroids or other hormones, produce this change. Do not try to lose weight during treatment, but do try to keep your weight stable.
If you notice a gradual increase in your weight and a larger-than-normal appetite, these ideas may help you stabilize your weight:
Although gradual weight gain may be expected, call your doctor if your weight increases unexpectedly or if you notice swelling.
Changes in taste and smell
People who receive certain chemotherapy drugs sometimes notice a bitter, metallic taste in their mouths. Foods that once tasted good may taste different or have no taste at all. Some people say that smells become much stronger, even overpowering. The smell of food may decrease your appetite. The following ideas may help food taste better and improve your appetite:
Sore mouth and throat
During chemotherapy, your mouth or throat may feel raw and become sore or very dry. You may notice red areas, white patches, or sores in your mouth or throat. The following suggestions may help decrease the pain and help you continue to eat well:
Nausea and vomiting
Some chemotherapy drugs can cause nausea or an upset stomach. You may feel a sense of uneasiness in your stomach or in the back of your throat, which can be followed by vomiting. You also may feel weak. There are many ways you and your doctor or nurse can lessen or control these symptoms. Your doctor may prescribe medication for your nausea and you should tell your doctor or nurse about the things you do to decrease your nausea. Take note of any patterns you notice about your nausea. It is helpful if you can answer these questions for your doctor or nurse:
Some people have found the following suggestions to be helpful in decreasing nausea and vomiting:
Diarrhea
Some chemotherapy drugs may cause diarrhea. Diarrhea also can result from other factors related to the treatment, such as stress, nutritional supplements, or abdominal radiation therapy. People have found the following suggestions helpful in reducing diarrhea:
Constipation
Some chemotherapy drugs can cause constipation. Other drugs, such as antidepressants, muscle relaxants and narcotics, also can cause constipation. The following suggestions may help prevent or relieve constipation:
You may feel more tired than usual during your chemotherapy. Fatigue can have many causes. Cancer treatment, loss of appetite, lack of exercise and the cancer itself are all possible causes of fatigue. The fatigue experienced by a person with cancer is different from fatigue of everyday life. Cancer treatment-related fatigue can appear suddenly. It can be overwhelming. It may not always be relieved by rest. It can last after treatment is completed. Cancer treatment-related fatigue can affect many aspects of a person's life. It may affect an individual's mood or emotions. It may also affect a person's ability to do usual activities. Fatigue can make it hard to concentrate. The following suggestions may help you feel less tired:
For family and friends
Offer encouragement without pushing or pampering. Try to maintain a balance.
Hair loss (alopecia)
Not all chemotherapy results in hair loss. Chemotherapy can cause a different amount of hair loss in different people. Hair loss may happen suddenly or gradually. If you lose hair, you may lose it from your head, face, armpits, pubic area, chest and/or legs.
It is normal to feel upset about losing hair. Hair loss is a side effect that can be very noticeable. However, your hair will grow back after you complete your chemotherapy. When it grows back, it may be a slightly different color or texture.
If hair loss is a possibility for you, you may find the following suggestions helpful:
Effects on skin
Some chemotherapy drugs can make your skin more susceptible to sunburn. The following suggestions may help to protect your skin:
Some chemotherapy drugs may damage your skin and other tissues if the drug leaks out of your vein during drug administration. If you receive your chemotherapy through a vein, it is important to tell your nurse immediately if you feel any discomfort when the drug is being injected.
Effects on sexuality and reproduction
Radiation, surgery, or the drugs used during cancer treatment may affect sexual and reproductive function. Although many drugs do not affect your sexual ability or desire for sex, stress related to your illness and treatment may make you feel more tired than usual.
Women
Women receiving chemotherapy may notice changes in their menstrual cycle. Your period may stop during treatment, or you may have irregular or less frequent periods, or a heavier or lighter menstrual flow than usual. Despite these changes, you still can become pregnant.
Because a woman's cancer treatment may pose risks to her unborn child, birth control is strongly recommended during your treatment. Because some types of birth control should not be used with certain cancers, talk to your doctor or nurse before you start treatment about methods you may want to use. The use of condoms is also recommended for several days after therapy to protect your partner from exposure to chemotherapy in your body fluids. If you are pregnant, or think you may be pregnant, tell your doctor immediately.
Some women may notice less vaginal lubrication during treatment. Lubricants can help if dryness occurs. Women near menopausal age may experience hot flashes or early menopause. Tell your doctor if you notice these changes.
Temporary or permanent infertility (inability to become pregnant) can result from chemotherapy. This change depends on many things, such as the drugs used, the amount of each drug, the length of your treatment and your age. Ask your doctor if your chemotherapy is expected to affect your fertility.
Men
It is unlikely that the treatment will affect your ability to have an erection and sexual intercourse. Temporary or permanent infertility (inability to make a woman pregnant) can result from chemotherapy. During treatment, you may experience a decrease in sperm count and sperm mobility. These changes depend on many things, such as the drug used, the amount of each drug, the length of your treatment and your age. Before your treatment begins, ask your doctor whether your chemotherapy is expected to affect your fertility. You may want to consider sperm banking (having sperm stored for artificial insemination at a future date) before starting treatment.
A man's cancer treatment may pose risks to a child conceived during or some time after his treatment. You may want to talk to your doctor before you begin therapy about sperm banking. Also talk with your doctor or nurse about birth control methods you may want to use. The use of condoms is also recommended for several days after therapy to protect your partner from exposure to chemotherapy in your body fluids. If your partner becomes pregnant, tell your doctor immediately.
Women and men
You may want to ask these questions before you begin treatment:
- What changes in sexual or reproductive function will I experience during treatment?
- Are there any restrictions on sexual activity during treatment?
- What forms of birth control are recommended for me?
- What are the risks of temporary or permanent infertility with my treatment?
Other side effects
Some chemotherapy drugs may cause less common side effects not discussed in this booklet. Your doctor and nurse will help prepare you for all specific side effects of your treatment. They will explain how to manage these possible effects.
What about the future?
Some effects of treatment may be long-term or permanent. Discuss the possibility of long-term effects with your doctor. Continue to see your doctor at regular intervals after you complete chemotherapy. Tell your doctor if you notice any unusual signs or symptoms at any time after treatment.
Thoughts and feelings
No two people experience cancer and chemotherapy in the same way. What is normal for you may be very different from what is normal for someone else. No one can tell you how you should feel or think. Only you know what is right for you.
It is common to feel emotional ups and downs. Sometimes you may feel angry, afraid, or depressed. At other times you may feel hopeful, peaceful, or confident. People with cancer often have sudden mood changes — crying one minute and laughing the next. Whatever you feel now or later is OK. Allow yourself to have these mood swings.
Expressing your thoughts and feelings can help you recognize and cope with them. Private emotional expression — crying alone, praying, screaming into a pillow, laughing aloud in the shower, sitting alone quietly, writing in a journal — may be helpful. Some people find that talking with others helps them cope with their emotions. Once you express and understand your feelings, you may be able to accept them. Accepting your feelings helps improve your emotional well-being.
Sometimes it is difficult to handle your thoughts and feelings. The following ideas may help you:
For family and friends
Do not judge your loved one's feelings. Accept how he or she feels. Be available to listen.
Be hopeful and encouraging, but allow your loved one to have negative emotions. Expressing negative as well as positive feelings helps your loved one reach a healthy balance.
Consider talking with a professional to help sort out your emotions.
You are an involved partner in your care
It is common to have different concerns or questions at different times during your treatment. Write down your questions and take them with you when you talk with your doctor or nurse. Some people find it helpful to write down the details of their treatment in a treatment diary, journal or calendar.
If you have any questions or need more information, please ask. Remember that health care professionals, family and friends can help during this time. Together we can help you find the best ways to cope with your chemotherapy treatment.
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