Drugs >  Nelfinavir
Nelfinavir
Pronunciation
Brand Names
Therapeutic Categories
Reasons not to take this medicine
What is this medicine used for?
How does it work?
How is it best taken?
What do I do if I miss a dose?
What are the precautions when taking this medicine?
What are the common side effects of this medicine?
What should I monitor?
Reasons to call healthcare provider immediately
How should I store this medicine?
General statements

Pronunciation
(nel FIN a veer)

Brand Names
Viracept®

Therapeutic Categories
Antiretroviral Agent, Protease Inhibitor

Reasons not to take this medicine

  • If you have an allergy to nelfinavir or any other part of the medicine.
  • If you have phenylketonuria.
  • If you are taking any of these medicines: Terfenadine, astemizole, cisapride, triazolam, or midazolam.


What is this medicine used for?

  • This medicine is used to treat HIV infection. It is usually taken with 2 other medicines.


How does it work?

  • Nelfinavir stops the HIV virus from increasing. It binds up an enzyme that is needed for reproduction of the virus.


How is it best taken?

  • The medicine must be taken exactly as directed.
  • Take with food.
  • Mix oral powder with a small amount of water, milk, formula, soy formula, or soy milk. Drink all of it after mixed.
  • Fruit juices or applesauce will taste bad when mixed with this medicine.


What do I do if I miss a dose?

  • Take a missed dose as soon as possible.
  • Return to your regular schedule for the next dose.
  • Do not take a double dose or extra doses.
  • Do not change dose or stop taking medicine without talking with healthcare provider.


What are the precautions when taking this medicine?

  • Check medicines with healthcare provider. This medicine may not mix well with other medicines.
  • Do not run out of this medication. Get it refilled today!
  • Tell healthcare provider if you are allergic to any medicine. Make sure to tell about the allergy and how it affected you. This includes telling about rash; hives; itching; shortness of breath; wheezing; cough; swelling of face, lips, tongue, throat; or any other symptoms involved.
  • Protect against sexual spread of disease. Use an effective method of birth control. Oral contraceptives do not protect against the spread of sexual diseases. Talk with healthcare provider if you have questions.
  • Do not use in pregnancy and do not get pregnant. Use birth control that you can trust while taking this medicine.
  • Breast-feeding is not recommended in HIV disease.


What are the common side effects of this medicine?

  • Loose stools or diarrhea.
  • Belly pain or gas.
  • Nausea. Small frequent meals, frequent mouth care, sucking hard candy, or chewing gum may help.


What should I monitor?

  • Check blood work. Talk with healthcare provider.
  • Follow up with healthcare provider.


Reasons to call healthcare provider immediately

  • Signs of a life-threatening reaction. These include wheezing; tightness in the chest; fever; itching; bad cough; blue skin color; fits; swelling of face, lips, tongue, or throat.
  • Severe nausea, vomiting, and/or diarrhea.
  • Any rash.
  • No improvement in condition or feeling worse.


How should I store this medicine?

  • Store at room temperature.
  • Once mixed, store powder for up to 6 hours. Throw away if medicine is not used by then.


General statements

  • Do not share your medicine with others and do not take anyone else's medicine.
  • Keep all medicine out of the reach of children and pets.
  • Keep a list of all your medicines (prescription, herbal/supplements, vitamins, over-the-counter) with you. Give this list to healthcare provider (doctor, nurse, pharmacist, physician assistant).
  • Talk with healthcare provider before starting any new medicine, including over-the-counter or natural products (herbs, vitamins).


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