Sildenafil

U.S. Brand Names

Revatio®; Viagra®

Canadian Brand Names

Viagra®

Mexican Brand Names

Viagra

Dosage Forms

• This medicine is available as a tablet.

• Some pharmacies may make a liquid.

Pharmacologic Category

Phosphodiesterase-5 Enzyme Inhibitor

Is it safe for my child to take this medicine?

• Not if your child has an allergy to sildenafil or any other part of this medicine.

• Be sure to let healthcare provider know if your child has any allergies or reactions to medicine, food preservatives, or dyes. Make sure to tell about the allergy and how it affected your child. This includes telling about rash; hives; itching; shortness of breath; wheezing; cough; swelling of face, lips, tongue, or throat; or any other symptoms involved.

• Not if your child is taking nitroglycerin.

Why does my child need this medicine?

• This medicine is used to treat increased pressure in the lungs.

How does this medicine work?

• Sildenafil relaxes lung vessels.

How is this medicine given?

• Give this medicine with or without food. Give with food if it causes an upset stomach.

• A liquid (suspension) is available if your child cannot swallow pills. Shake well before use.

• Children who have feeding tubes can also use the liquid. Flush the feeding tube before and after medicine is given.

• Measure liquid doses carefully. Use measuring device that comes with the medicine. If none is available, get an oral syringe, a medicine dropper, a medicine spoon, or a medicine cup (only for older children) from your pharmacist.

How long does this medicine take to work?

• It may take several weeks to see the full effect.

What do I do if my child misses a dose? (does not apply to patients in the hospital)

• Give a missed dose as soon as possible.

• If it is almost time for the next dose, skip the missed dose and return to your child's regular schedule.

• Do not give a double dose or extra doses.

• Do not change dose or stop your child's medicine. Talk with healthcare provider.

What safety measures should I take while my child is using this medicine?

• If your child has a bleeding disorder, talk with healthcare provider.

• If your child has heart disease, talk with healthcare provider.

• If your child has ulcer disease, talk with healthcare provider.

• Check your child's medicines with healthcare provider. This medicine may not mix well with other medicines.

• Avoid giving your child grapefruit and grapefruit juice.

What are some possible side effects of this medicine?

• Flushing. Dressing your child in layers of clothes or summer clothes and providing a cool environment may help.

• Low blood pressure.

• Headache.

• Belly pain or heartburn.

• Nasal congestion.

• Vision changes may rarely occur.

What should I monitor?

• Change in condition being treated. Is it better, worse, or about the same?

• For the occurrence of side effects.

• Follow up with healthcare provider.

When should I call my child's healthcare provider?

• If any of this information causes you to be concerned, any of the common side effects occur, or if your child's symptoms do not improve after taking this medicine.

• If you suspect an overdose, call your local poison control center or emergency department immediately.

• If your child shows signs of a life-threatening reaction, call healthcare provider immediately. These include wheezing; chest tightness; fever; itching; bad cough; blue skin color; fits; swelling of face, lips, tongue, or throat; or if your child exhibits any other unusual behavior.

• If your child has difficulty breathing.

• If your child has chest pain or pressure or fast heartbeat.

• If your child shows signs of severe dizziness or passes out.

• If your child has a sudden change or loss of vision.

• If your child has a change in hearing.

• If your child develops a rash.

• No improvement in condition or if you believe your child's condition is worse.

How should I store and/or dispose of this medicine?

• Store tablets at room temperature.

• Protect tablets from moisture. Do not store in a bathroom or kitchen.

• Store liquid (suspension) at room temperature or in a refrigerator. Throw away unused portion after 3 months.

General statements

• If your child has a life-threatening allergy, he/she should wear allergy identification at all times.

• This medicine is available by prescription only. If there are refills, contact your pharmacy. If no refills remain, you may need to contact your child's healthcare provider.

• This medicine should be thrown out when your child no longer needs it or if the medicine becomes outdated.

• Do not share your child's medicine with others and do not give anyone else's medicine to your child.

• Keep all medicine out of the reach of children and pets.

• Many medications interact with other medications. Keep a list of all your child's medicines (prescription, natural products, supplements, vitamins, over-the-counter) with you. Give this list to your child's healthcare provider (doctor, nurse, nurse practitioner, pharmacist, physician assistant).

• Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088.

• Talk with your child's healthcare provider before giving him/her any new medicine, including over-the-counter, natural products, or vitamins.

• Medicine can be dangerous if used incorrectly. Follow directions given by healthcare provider.

Created: 2006-10-16 12:52:48.0

Modified: 2008-01-30 14:17:56.0

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