Avastin Intravenous: Uses – Side Effects – Warnings

Avastin Intravenous is a medication that is primarily used for the treatment of various types of cancer. It contains the active ingredient bevacizumab, which belongs to a class of drugs called monoclonal antibodies. Avastin Intravenous works by inhibiting the growth of blood vessels that supply nutrients to tumors, thereby slowing down their growth and reducing the risk of metastasis. This article explores the uses, benefits, side effects, and warnings associated with Avastin Intravenous.


Avastin Intravenous is commonly prescribed for the following conditions:

1. Colorectal Cancer: Avastin Intravenous is approved for use in combination with chemotherapy to treat metastatic colorectal cancer that has spread to other parts of the body.

2. Lung Cancer: It is used in combination with chemotherapy for the initial treatment of non-small cell lung cancer (NSCLC) that has not spread to other organs.

3. Kidney Cancer: Avastin Intravenous, when used with interferon alfa, is prescribed for the treatment of advanced renal cell carcinoma.

4. Glioblastoma: It is used as a single agent for the treatment of glioblastoma, a type of brain cancer.

5. Cervical Cancer: Avastin Intravenous is used in combination with chemotherapy for the treatment of advanced cervical cancer.


Avastin Intravenous offers several potential benefits in the treatment of cancer:

1. Slows Tumor Growth: By inhibiting the formation of new blood vessels, Avastin Intravenous slows down the growth of tumors and reduces the risk of metastasis.

2. Extends Survival: Studies have shown that Avastin Intravenous, when combined with chemotherapy, can extend the survival of patients with various types of cancer, including colorectal, lung, kidney, and cervical cancer.

3. Improves Response to Treatment: When used in combination with chemotherapy, Avastin Intravenous can enhance the effectiveness of the treatment, leading to better outcomes for patients.

4. Reduces Recurrence Risk: Avastin Intravenous decreases the likelihood of cancer recurrence after surgery or initial treatment.

Side Effects

Like any medication, Avastin Intravenous may cause certain side effects. Common side effects include:

1. High Blood Pressure: Avastin Intravenous can increase blood pressure, which may require medication to manage.

2. Fatigue: Many patients experience fatigue during treatment with Avastin Intravenous.

3. Proteinuria: Avastin Intravenous can cause an excess amount of protein in the urine, which may require regular monitoring.

4. Bleeding or Bruising: Some patients may experience bleeding or bruising more easily while taking Avastin Intravenous.

5. Gastrointestinal Problems: Avastin Intravenous may cause diarrhea, constipation, nausea, or vomiting.

It is important to note that not all patients will experience these side effects, and the severity may vary. It is recommended to discuss any concerns or side effects with a healthcare professional.


Avastin Intravenous comes with several warnings and precautions. These include:

1. Bleeding: Avastin Intravenous may increase the risk of severe bleeding, especially in patients with a history of bleeding disorders or those taking blood thinners.

2. Gastrointestinal Perforation: Rare cases of gastrointestinal perforation have been reported with Avastin Intravenous. Symptoms may include severe abdominal pain, nausea, and vomiting.

3. Wound Healing: Avastin Intravenous may impair wound healing, and caution should be exercised before and after surgery.

4. Pregnancy and Breastfeeding: Avastin Intravenous may harm the unborn baby, and it is not recommended for use during pregnancy. Breastfeeding should also be avoided while on this medication.

5. Allergic Reactions: Some individuals may be allergic to Avastin Intravenous, and signs of an allergic reaction may include difficulty breathing, hives, or swelling of the face, lips, tongue, or throat.

It is crucial to discuss any medical conditions or concerns with a healthcare professional before starting Avastin Intravenous.


In conclusion, Avastin Intravenous is a valuable medication used in the treatment of various types of cancer. It offers benefits such as slowing tumor growth, extending survival, and reducing the risk of recurrence. However, it is essential to be aware of the potential side effects and follow the warnings and precautions associated with this medication. Always consult with a healthcare professional for personalized advice and guidance.

Frequently Asked Questions (FAQs)

Can Avastin Intravenous be used as a standalone treatment for cancer?
Avastin Intravenous is primarily used in combination with chemotherapy or other cancer treatments. It is not typically used as a standalone treatment.

How is Avastin Intravenous administered?
Avastin Intravenous is given as an infusion through a vein. The dosage and frequency of administration will depend on the specific condition being treated.

How long does the treatment with Avastin Intravenous last?
The duration of treatment with Avastin Intravenous varies depending on the type and stage of cancer. A healthcare professional will determine the appropriate treatment duration.

Are there any specific dietary restrictions while using Avastin Intravenous?
There are no specific dietary restrictions associated with Avastin Intravenous. However, it is important to follow a healthy and balanced diet as recommended by a healthcare professional.

Can Avastin Intravenous be used in pediatric patients?
Avastin Intravenous is not approved for use in pediatric patients. Its safety and effectiveness in children have not been established.

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