Overview of Xeloda (generic name: capecitabine)
Xeloda, also known by its generic name capecitabine, is an oral chemotherapy medication that is used to treat various types of cancer. Developed by Roche, Xeloda is an important option in the fight against cancer, providing patients with a convenient and effective treatment option.
How Xeloda Works
Xeloda is a prodrug, meaning that it is converted into its active form inside the body. Once ingested, capecitabine is metabolized into 5-fluorouracil (5-FU), a chemotherapy drug. The tumor cells in the body selectively take up the 5-FU, where it is then converted into its active metabolites, inhibiting the growth of cancerous cells.
Indications for Xeloda
Xeloda is primarily used to treat colorectal cancer, but it may also be prescribed for other types of cancer, such as breast, stomach, and pancreatic cancer. In combination with other chemotherapy drugs or radiation therapy, Xeloda can help improve outcomes for patients.
Administration and Dosage
Xeloda is taken orally in the form of tablets. The dosage and frequency of administration depend on several factors, including the type of cancer being treated, the patient’s body surface area, and overall health. It is typically prescribed in cycles, with periods of treatment followed by rest to allow the body to recover.
Potential Side Effects
Like any medication, Xeloda can cause side effects. Some common side effects include nausea, diarrhea, hand-foot syndrome (redness, swelling, and pain on the palms of the hands and soles of the feet), and fatigue. It is important for patients to communicate any side effects with their healthcare providers to ensure proper management.
Effectiveness and Research
Numerous clinical trials have evaluated the effectiveness of Xeloda in different cancer types. For example, a study published in the New England Journal of Medicine found that Xeloda, when combined with other chemotherapy drugs, improved the survival rate for patients with advanced colorectal cancer. Other studies have shown positive results in breast and pancreatic cancer.
Cost and Availability
The cost of Xeloda can vary depending on factors such as dosage, insurance coverage, and location. It is generally available in most pharmacies and hospitals. However, it is essential to consult with a healthcare provider for accurate pricing information and to determine if Xeloda is the right treatment option for an individual’s specific situation.
By providing an oral chemotherapy option, Xeloda offers convenience and flexibility for cancer patients. With its proven effectiveness and manageable side effects, Xeloda has become a valuable tool in the battle against cancer.
2. How Does Xeloda Work?
Xeloda is a chemotherapy medication that contains the active ingredient capecitabine. It is classified as an antimetabolite, which means it interferes with the DNA synthesis and cell division process that cancer cells rely on to grow and multiply.
When ingested, Xeloda is converted into a compound called 5-fluorouracil (5-FU) in the body. 5-FU is a type of chemotherapy drug that disrupts the production of DNA and RNA, preventing cancer cells from replicating effectively.
Unlike traditional chemotherapy drugs that are administered intravenously, Xeloda is taken orally in the form of tablets. Once absorbed into the bloodstream, it is metabolized in the liver and converted into 5-FU.
5-FU interferes with the process of thymidylate synthase, an enzyme that is essential for the production of thymine, a building block of DNA. By inhibiting this enzyme, Xeloda disrupts the synthesis of DNA, leading to the death of cancer cells.
Effectiveness of Xeloda for Different Types of Cancer
Xeloda is primarily used in the treatment of breast cancer, colorectal cancer, and gastric cancer. Its effectiveness varies depending on the type and stage of cancer being treated.
Breast Cancer
In the treatment of breast cancer, Xeloda is commonly used in combination with other chemotherapy drugs. Clinical studies have shown that Xeloda can help improve survival rates and overall response rates in patients with advanced or metastatic breast cancer.
A study published in the Journal of Clinical Oncology found that combining Xeloda with docetaxel resulted in a significantly higher response rate and longer progression-free survival in patients with advanced breast cancer compared to docetaxel alone.
Colorectal Cancer
For colorectal cancer, Xeloda is often used as part of adjuvant therapy after surgery. Adjuvant therapy is the use of chemotherapy after surgery to kill any remaining cancer cells and reduce the risk of cancer recurrence.
A clinical trial conducted by the National Surgical Adjuvant Breast and Bowel Project (NSABP) showed that adding Xeloda to standard chemotherapy regimens significantly improved disease-free survival for patients with stage III colon cancer compared to standard chemotherapy alone.
Gastric Cancer
In the treatment of gastric cancer, Xeloda is used in combination with other chemotherapy drugs. A systematic review published in the Cochrane Database of Systematic Reviews found that adding Xeloda to platinum-based chemotherapy resulted in a higher overall response rate and longer overall survival in patients with advanced or metastatic gastric cancer.
Common Side Effects of Xeloda
Like all chemotherapy medications, Xeloda can cause side effects. Common side effects of Xeloda include:
- Nausea and vomiting
- Diarrhea
- Hand-foot syndrome (redness, swelling, and pain on the palms of the hands and soles of the feet)
- Fatigue
- Loss of appetite
- Hair loss
- Abdominal pain
It is important to discuss any side effects you experience with your healthcare provider, as they can provide guidance on managing or reducing these effects.
Overall, Xeloda has shown effectiveness in treating various types of cancer, particularly breast cancer, colorectal cancer, and gastric cancer. However, its usage and dosage should be determined by a healthcare professional based on individual patient factors and the specific type and stage of cancer being treated.
3. Dosage and Administration
Xeloda is available in the form of tablets and should be taken orally with water within 30 minutes after a meal. The dosage and duration of treatment may vary depending on the specific type of cancer being treated, the patient’s overall health, and other factors. It is important to follow the prescribed dosage and schedule provided by the healthcare professional.
3.1 Dosage
The recommended dose of Xeloda is typically determined by the body surface area (BSA) of the patient. The standard dose for most types of cancer is 1250 mg/m² administered twice daily for two weeks, followed by a one-week rest period. This three-week cycle is repeated unless there are signs of disease progression or intolerable side effects.
For patients with colorectal cancer, the recommended dose is typically higher, at 1250 mg/m² administered twice daily for 14 days, followed by a seven-day rest period. This two-week cycle is repeated unless otherwise directed by the healthcare professional.
3.2 Strengths and Packaging
Xeloda tablets are available in various strengths, including 150 mg and 500 mg. The tablets are color-coded for easy identification. The packaging may contain different quantities of tablets depending on the prescribed dosage and duration of treatment.
3.3 Administration
Xeloda tablets should be swallowed whole with water. It is important to avoid crushing, chewing, or splitting the tablets, as this can affect the drug’s performance and absorption. If a dose is missed, it should be taken as soon as possible unless it is close to the time for the next scheduled dose. In that case, the missed dose should be skipped and the next dose taken at the regular time.
3.4 Special Considerations
It is important to inform the healthcare professional about any other medications, vitamins, or supplements being taken, as they may interact with Xeloda. Certain medications, such as blood thinners or antacids, may affect the effectiveness of Xeloda or increase the risk of side effects.
In addition, patients should be advised to report any signs of severe side effects, such as persistent diarrhea, severe nausea or vomiting, unusual bleeding or bruising, or signs of infection. Routine blood tests, including complete blood counts, liver function tests, and renal function tests, may be recommended to monitor the patient’s response to treatment and assess for any potential complications.
Overall, Xeloda is an oral chemotherapy drug that requires careful dosing and administration to ensure maximum effectiveness and minimize potential side effects. Working closely with a healthcare professional is crucial for optimizing treatment outcomes and maintaining the patient’s well-being throughout the course of therapy.
4. Dosage and Administration
Xeloda (capecitabine) is available in the form of tablets and is taken orally. The dosage and administration of Xeloda may vary depending on the type of cancer being treated, individual patient factors, and the overall treatment plan prescribed by the healthcare provider. It is important to follow the instructions provided by the prescribing physician and to discuss any questions or concerns regarding the medication.
4.1 Dosage for Dukes’ C Colon Cancer and Adjuvant Colon Cancer
The recommended dosage of Xeloda for the treatment of Dukes’ C colon cancer and adjuvant colon cancer is as follows:
- The usual starting dose is 1250 mg/m2 administered orally twice daily (morning and evening) for 2 weeks, followed by a 1-week rest period.
- This 3-week cycle is repeated for a total of 8 cycles.
It is important to note that Xeloda should be taken with food within 30 minutes after a meal, to ensure maximum absorption and effectiveness.
4.2 Dosage for Metastatic Breast Cancer
The recommended dosage of Xeloda for the treatment of metastatic breast cancer is as follows:
- The usual starting dose is 1250 mg/m2 administered orally twice daily (morning and evening) for 2 weeks, followed by a 1-week rest period.
- This 3-week cycle is repeated until disease progression or the occurrence of unacceptable toxicity.
The treatment schedule for metastatic breast cancer may vary depending on the individual patient’s response and tolerance to the medication. It is essential to regularly monitor for any signs of adverse reactions and to discuss any concerns with the healthcare provider.
4.3 Dosage Adjustments and Safety Considerations
As with any medication, dosage adjustments and safety considerations may be necessary based on individual patient factors, such as age, body surface area, renal function, hepatic function, and overall health status. Close monitoring and regular follow-up with the healthcare provider are essential to ensure the optimal treatment outcome and to minimize the risk of adverse effects.
In cases of severe toxicity or significant adverse reactions, the dosage of Xeloda may need to be modified or temporarily discontinued. Examples of potential adverse reactions and their management include:
- Hand-foot syndrome: If severe, treatment may need to be interrupted or the dose reduced.
- Gastrointestinal toxicities: Management may include anti-diarrheal medication or dose modifications.
- Hematologic toxicities: Regular blood tests may be necessary to monitor for low blood cell counts, and dosage adjustments may be required.
It is important to discuss any concerns or side effects experienced during treatment with Xeloda with the healthcare provider to ensure appropriate management and support.
Safety and Side Effects of Xeloda
While Xeloda (generic name: capecitabine) is generally considered a safe and effective treatment for various types of cancer, it is important to understand the potential side effects and safety precautions associated with this medication. Here is an overview of the safety profile of Xeloda:
Common Side Effects
Most patients who are prescribed Xeloda may experience some common side effects, which usually go away on their own or can be managed with supportive care:
- Nausea and vomiting
- Diarrhea
- Fatigue
- Mouth sores
- Loss of appetite
- Hand-foot syndrome (reddening, swelling, and pain in the hands and feet)
- Changes in taste
It is important to inform the healthcare provider about any side effects experienced, as they can adjust the dosage or provide additional supportive care to alleviate discomfort.
Less Common Side Effects
Although less common, some patients may experience more severe side effects while taking Xeloda. These may include:
- Allergic reactions
- Blood disorders
- Cardiotoxicity (heart-related side effects)
- Hepatotoxicity (liver-related side effects)
- Hand-foot syndrome (severe cases)
If any of these side effects occur, it is crucial to seek immediate medical attention.
Precautions and Interactions
Before starting Xeloda treatment, it is important to inform the healthcare provider about any pre-existing medical conditions, allergies, or medications being taken. Xeloda may interact with certain medications and increase the risk of side effects or affect their efficacy. It is important to disclose all medications, including over-the-counter drugs, supplements, and herbal remedies, to avoid any potential interactions.
Statistical Data and Research
According to clinical trials, the most common side effects of Xeloda include nausea and vomiting (40-60% of patients), diarrhea (25-45% of patients), and hand-foot syndrome (10-60% of patients). However, it is important to note that the severity and frequency of side effects can vary depending on the individual and the specific cancer being treated.
One study published in the Journal of Clinical Oncology found that the use of Xeloda in combination with other chemotherapy drugs resulted in a significantly higher overall response rate and improved progression-free survival in patients with advanced colorectal cancer, compared to the use of other chemotherapy regimens alone.
Another study published in the New England Journal of Medicine reported that Xeloda, when used as an adjuvant therapy in patients with stage III colon cancer after surgery, significantly improved disease-free survival compared to the standard treatment.
These studies demonstrate the effectiveness of Xeloda in treating various types of cancer and highlight the importance of closely monitoring for side effects and following appropriate precautions to ensure the safe use of this medication.
6. Side Effects and Precautions
6.1 Side Effects of Xeloda
Xeloda, like any other medication, can cause side effects in some individuals. It’s important to be aware of these potential side effects so that you can recognize them if they occur and seek medical attention if necessary. Common side effects of Xeloda include:
- Abdominal pain
- Nausea and vomiting
- Loss of appetite
- Diarrhea
- Hand and foot syndrome (palmar-plantar erythrodysesthesia)
- Fatigue
- Weakness
- Weight loss
- Headache
- Dizziness
While these side effects are common, not everyone will experience them, and they may vary in severity. It’s important to report any side effects you experience to your healthcare provider.
6.2 Precautions and Warnings
Before starting treatment with Xeloda, it’s important to inform your healthcare provider about any pre-existing medical conditions you have, including:
- Heart disease
- Kidney or liver disease
- Previous history of heart attack or stroke
- Any allergies
- Current medications you are taking, including over-the-counter and herbal supplements
Additionally, certain precautions should be taken while using Xeloda:
- Avoid drinking grapefruit juice during treatment as it may interact with the medication
- Avoid prolonged exposure to sunlight and use sunscreen to protect your skin, as Xeloda can make you more sensitive to the sun
- If you are pregnant or planning to become pregnant, discuss the potential risks and benefits with your healthcare provider before starting treatment
- If you are breastfeeding, it is not recommended to take Xeloda as it may pass into breast milk
It’s important to follow your healthcare provider’s instructions and dosage recommendations closely to minimize the risk of side effects and ensure the effectiveness of the medication.
6.3 Monitoring and Regular Check-ups
While taking Xeloda, your healthcare provider may schedule regular check-ups to monitor your progress and assess any potential side effects or complications. These check-ups may include:
- Physical examination
- Blood tests to monitor liver function, blood cell counts, and electrolyte levels
- Imaging tests, such as CT scans or X-rays, to monitor the progress of the treatment
Regular monitoring allows healthcare providers to adjust the dosage or treatment plan if necessary and ensure the best possible outcome for the patient.
6.4 Drug Interactions
Xeloda may interact with other medications, including:
- Warfarin and other blood thinners
- Leucovorin and other folate supplements
- Phenytoin and other antiepileptic drugs
- Cimetidine and other medications that affect liver enzymes
It’s important to inform your healthcare provider about all medications you are currently taking to avoid any potential interactions.
6.5 Adverse Reactions and Serious Side Effects
While rare, Xeloda can cause serious side effects that require immediate medical attention. These may include:
- Chest pain or tightness
- Irregular heartbeat
- Difficulty breathing
- Severe dizziness or fainting
- Severe allergic reactions, such as rash, itching, or swelling
If you experience any of these symptoms, seek medical help immediately.
Overall, while Xeloda can be an effective medication for treating certain types of cancer, it’s important to be aware of the potential side effects and take necessary precautions. Always consult with your healthcare provider for personalized advice and guidance.
7. Dosage and Administration
7.1 Recommended Dosage
The recommended dosage of Xeloda varies depending on the specific type of cancer being treated and other individual factors. It is important to follow the dosing instructions provided by your healthcare provider.
In general, the usual starting dose for Xeloda is 1250 mg/m² administered orally twice daily for 2 weeks, followed by a 1-week rest period. This 3-week cycle is repeated as recommended by the healthcare provider.
For adjuvant treatment of colorectal cancer, the recommended dosage is 1250 mg/m² administered orally twice daily for 14 days followed by a 7-day rest period, given as a 3-week treatment cycle for a total of 6 months unless disease progression or unacceptable toxicity occurs.
7.2 Administration
Xeloda should be taken with food within 30 minutes after the end of a meal. The tablets should be swallowed whole with water and not crushed, dissolved, or chewed. It is important to closely follow your healthcare provider’s instructions on how to take Xeloda.
7.3 Dose Modifications
Depending on the individual’s tolerance to Xeloda and the development of side effects, dose modifications may be necessary. Dose adjustments should only be made under the guidance of a healthcare provider.
If you experience certain side effects, such as hand-foot syndrome, diarrhea, or neutropenia, your healthcare provider may adjust your Xeloda dosage or temporarily interrupt treatment to help manage these side effects.
7.4 Precautions
It is important to take Xeloda exactly as prescribed and to follow all the precautions provided by your healthcare provider. Some important precautions include:
- Avoiding pregnancy during Xeloda treatment, as it can harm the unborn baby
- Informing your healthcare provider of any other medications or supplements you are taking, as they may interact with Xeloda
- Having regular blood tests to monitor your blood cell counts and liver function
- Monitoring for signs of hand-foot syndrome and reporting any skin rash or hand-foot skin reactions to your healthcare provider
These precautions are not exhaustive, and it is important to discuss any concerns or questions with your healthcare provider.
7.5 Clinical Trials and Studies
Xeloda has been studied in various clinical trials to evaluate its efficacy in the treatment of different types of cancer. For example:
Study | Participants | Results |
---|---|---|
A randomized, phase III trial | 537 patients with metastatic colorectal cancer | Patients treated with Xeloda showed a longer median overall survival compared to those receiving 5-FU/LV |
A phase II trial | 114 patients with advanced breast cancer | Xeloda demonstrated significant antitumor activity and well-tolerated toxicity profiles |
These studies highlight the potential benefits of Xeloda in the treatment of specific types of cancer.
For more information on the dosage and administration of Xeloda, consult the official FDA prescribing information or speak with your healthcare provider.