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Nelfinavir Mesylate Oral suspension

It is used with other medicines to treat HIV

Generic Name: nelfinavir  |  Brand Name: Viracept

Brand Names: Viracept

What is this medicine?

NELFINAVIR (nel FIN a veer) is an antiretroviral medicine. It is used with other medicines to treat HIV. This medicine is not a cure for HIV. It will not stop the spread of HIV to others.

What should I tell my health care provider before I take this medicine?

They need to know if you have any of these conditions:
  • diabetes
  • hemophilia
  • liver disease
  • phenylketonuria
  • an unusual or allergic reaction to nelfinavir, other medicines, foods, dyes, or preservatives
  • pregnant or trying to get pregnant
  • breast-feeding

How should I use this medicine?

Take this medicine by mouth after mixing. Follow the directions on the prescription label. Take this medicine with food. Measure the dose of the powder using the scoop provided. In a separate container, mix with a small amount of water, milk, formula, soy formula, soy milk, dietary supplements, or dairy foods like pudding or ice cream. Do not mix with acidic foods like orange juice, apple juice, or apple sauce as a bitter taste may occur. Once mixed, take all of the mixture to make sure that you get the full dose. Take immediately or store for up to 6 hours in the refrigerator. Do not heat. Do not add water or liquid to the original container of powder. Take your medicine at regular intervals. Do not take your medicine more often than directed. For your anti-HIV therapy to work as well as possible, take each dose exactly as prescribed. Do not skip doses or stop your medicine even if you feel better. Skipping doses may make the HIV virus resistant to this medicine and other medicines. Do not stop taking except on your doctor's advice.

If you loose the scoop, you can use a measuring teaspoon. Each level teaspoon equals 4 scoops of this powder. Do not use a household spoon. Household spoons are not accurate.

Talk to your pediatrician regarding the use of this medicine in children. While this drug may be prescribed for children as young as 2 years old for selected conditions, precautions do apply.

What if I miss a dose?

If you miss a dose, take it as soon as you can. If it is almost time for your next dose, take only that dose. Do not take double or extra doses.

What may interact with this medicine?

Do not take this medicine with any of the following medications:
  • amiodarone
  • cisapride
  • dofetilide
  • eplerenone
  • lovastatin
  • medicines for headaches like dihydroergotamine, ergonovine, ergotamine, methylergonovine
  • midazolam
  • omeprazole
  • pimozide
  • quinidine
  • ranolazine
  • red yeast rice
  • rifampin
  • rifapentine
  • simvastatin
  • St. John's wort
  • triazolam

This medicine may also interact with the following medications:

  • azithromycin
  • birth control pills or patch
  • cyclosporine
  • fluticasone
  • medicines for cholesterol like atorvastatin, fluvastatin, rosuvastin
  • medicines for erectile dysfunction like sildenafil
  • medicines for seizures
  • methadone
  • other medicines for HIV
  • rifabutin
  • sirolimus
  • tacrolimus
  • trazodone


Last Updated: July 08, 2009
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