Generic Capnat

Common use
Capnat is an anti-cancer medication used primarily for the treatment of non-small cell lung cancer (NSCLC) and other solid tumors. It contains the active ingredient cetuximab, a monoclonal antibody that works by targeting and inhibiting the epidermal growth factor receptor (EGFR), which is involved in the growth and spread of cancer cells. Capnat is often used in combination with chemotherapy or radiation therapy to enhance the effectiveness of treatment.

Dosage and direction
The dosage of Capnat is usually determined by a doctor based on the patient's body weight, type of cancer, and overall health. It is typically administered intravenously. The treatment is given in cycles, with doses delivered over a period of weeks, depending on the regimen prescribed by the physician. The exact dosage and frequency of administration should follow the doctor’s guidelines.

Precautions
Before using Capnat, patients should inform their doctor if they have any history of heart disease, lung problems, or allergic reactions to cetuximab. It is also important to discuss any skin conditions, as Capnat may cause severe skin rashes. Regular monitoring for potential side effects is advised during treatment.

Contraindications
Capnat is contraindicated in patients who are hypersensitive to cetuximab or any of the components of the medication. It should not be used during pregnancy unless clearly necessary, as it may pose risks to the fetus. It is also not recommended for breastfeeding mothers due to potential risks to the infant.

Possible side effects
Common side effects of Capnat include rash, diarrhea, nausea, and fatigue. Skin reactions such as acne-like rashes are typical and can sometimes be severe. Other side effects may include fever, difficulty breathing, or changes in heart rate. Serious side effects, such as lung problems or severe allergic reactions, can also occur but are rare.

Drug interaction
Capnat may interact with certain chemotherapy drugs, especially those that affect the immune system or other medications that target cancer cells. Patients should inform their doctor about all other medications they are taking, including over-the-counter drugs and supplements, to avoid potential interactions.

Missed dose
If a dose of Capnat is missed, patients should contact their doctor immediately for guidance. It is generally advised not to double the next dose to make up for the missed one, as this may increase the risk of side effects.

Overdose
An overdose of Capnat may result in severe side effects, including extreme skin reactions, breathing difficulties, and potential damage to other organs. In case of overdose, immediate medical attention should be sought.

Storage
Capnat should be stored under the conditions specified by the manufacturer, usually in a refrigerator. It should not be frozen and should be kept away from light and moisture. Ensure that the medication is out of reach of children and used before the expiration date.

Disclaimer

We provide only general information about medications which does not cover all directions, possible drug integrations, or precautions. Information at the site cannot be used for self-treatment and self-diagnosis. Any specific instructions for a particular patient should be agreed with your health care adviser or doctor in charge of the case. We disclaim reliability of this information and mistakes it could contain. We are not responsible for any direct, indirect, special or other indirect damage as a result of any use of the information on this site and also for consequences of self-treatment.

Clinical Verification

Last Clinically Updated: August 15, 2026

Written By

Dr. Elena Vance, PharmD

Clinical Specialist in Neuropharmacology

Fact Checked By

Marcus Thorne, MS

Biomedical Data & FDA Label Verification

Medically Reviewed By

Dr. Arthur Campbell, MD

Board-Certified Psychiatrist (ABPN)