Key facts about Rapivab
What is Rapivab?
Rapivab is the brand name for peramivir and is available as an intravenous infusion.
What dosages is Rapivab available in?
Rapivab is available as a 200 mg in 20 mL (10 mg/mL) single-use vial.
What is Rapivab used for?
Rapivab is an antiviral medication used to treat the flu in people 6 months and older.
How does Rapivab work?
Rapivab is a neuraminidase inhibitor. It’s an antiviral medication that stops a protein in the flu virus called neuraminidase. When this protein is blocked, the virus can’t spread throughout your body.
How do I take Rapivab?
Rapivab is typically dosed as follows:
- Adults and children age 13 or older: The typical dose is 600 mg infused over 15 to 30 minutes as a single dose.
- Children age 6 months to 12 years old: Your child’s pediatrician will determine the dose based on your child’s body weight. The typical dose is 12 mg/kg (maximum of 600 mg) infused over 15 to 30 minutes as a single dose.
Is it safe for me to take Rapivab?
Rapivab is a safe and effective treatment when used for FDA licensed indications. However, like all medications, they may give you unwanted side effects. You should always discuss potential side effects with your physician to ensure the medication is suitable and right for you. You should not use this medication in the following:
- Known serious hypersensitivity to peramivir or any component in the product
Rapivab Common Side Effects
Common side effects of Rapivab:
- Diarrhea
Rapivab Serious Side Effects
Serious side effects are rare with Rapivab. Contact your healthcare provider immediately if you experience any of the following:
- Serious allergic reactions: rash, hives, difficulty breathing, swelling of the face, lips, mouth, or throat
- Serious skin reactions: painful rash, blisters, peeling skin
- Abnormal thoughts and behaviors: hallucinations, feeling confused and disoriented
Effects of other drugs, drug classes and over-the-counter products on Rapivab
The following medications may interact with Rapivab:
- Avoid the use of a live attenuated influenza vaccine (LAIV) within 2 weeks before or 48 hours after administration of Rapivab.
Who makes Rapivab?
BioCryst Pharmaceuticals
Is Rapivab safe in pregnancy?
It is not known whether this medication is safe for you and your unborn baby during pregnancy. Talk to your doctor if you are already pregnant or if you have plans on becoming pregnant. They will recommend what is best for you.













