Synagis

(palivizumab)

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Stops children from getting Respiratory Syncytial Virus.

Skip Upsides & Downsides section. Skip to side effects section.

Our bottom line

Synagis (palivizumab) is the only medicine that prevents Respiratory Syncytial Virus infection in high risk children.

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    $2817.96
Quick facts about Synagis
  • Drug class: Infection
  • Rx status: Prescription only
  • Generic status: No lower cost generic available

Upsides

  • Effective in prevention of serious lung disease caused by RSV in patients at risk for severe RSV infection.
  • Only a monthly injection for 5 months is required yearly until the child is greater than 2 years old.
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What to expect from Synagis, on one page

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Downsides

  • Synagis (palivizumab) is only used for prevention and not treatment of RSV infections.
  • Safety and effectiveness of Synagis (palivizumab) has only been shown in children up to 2 years of age.
  • Synagis (palivizumab) is a monthly injection in the thigh for up to 5 shots during RSV season.
  • Can cause rash and fever.
  • Can rarely cause serious allergic reactions (difficulty breathing, swelling of lips and face, rash, itching, low blood pressure) and lower platelet count.
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What to expect from Synagis, on one page

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How it works

Synagis (palivizumab) is not a vaccine but an injection of antibodies that prevents infection with Respiratory Syncytial Virus.

Quick facts about Synagis
  • Drug class: Infection
  • Rx status: Prescription only
  • Generic status: No lower cost generic available

Used for

  • Prevention of respiratory syncytial virus (RSV) infection

Dosage forms

  • Injection
Tried Synagis? Write a review!

Prices and coupons

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What to expect when you take Synagis (palivizumab) for Prevention of RSV infection

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  • First few hoursHours
    First few daysDays
    First few weeksWeeks
    First few monthsMonths
  • Effectiveness
  • Starts to kick in
    Full effects
  • First few hoursHours
    First few daysDays
    First few weeksWeeks
    First few monthsMonths
  • Possible side effects
  • Fever
  • Rash
  • Injection site reaction
  • Serious allergic reaction
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Side effect rates for Synagis (palivizumab)

From 2782 clinical trials of Synagis when taken for prevention of rsv infection
  • Fever
    27%27%
    25%25%
  • Rash
    12%12%
    10%10%
0%
10%
20%
30%
40%
50%
60%
70%
80%
Where we got our data »

The placebo bar shows how common a side effect was for people taking a sugar pill instead of Synagis.

Synagis (palivizumab)
Placebo

People taking Synagis felt side effect more

People taking Synagis felt side effect less

No difference

Risks and Warnings for Synagis (palivizumab)

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  • Rarely, children getting Synagis (palivizumab) can have a serious allergic reaction including hives, itching, sudden drop in blood pressure, trouble breathing, and swelling of the face and throat. Synagis (palivizumab) is usually given in a clinic or the hospital so nurses and doctors will be able to respond.

Pharmacist Q&A

Synagis (palivizumab) questions for

Frequently Asked Questions

This medication prevents lower respiratory tract disease in children at high risk of respiratory syncytial virus (RSV) disease.

Who is this drug for?

This medication prevents lower respiratory tract disease in children at high risk of respiratory syncytial virus (RSV) disease.