Pneumococcal

Vaxneuvance by Merck (Pneumococcal PCV)

Captured 2022-11-17
Document Highlights

Initial U.S. Approval: 2021

VAXNEUVANCE is a vaccine indicated for active immunization for the prevention of invasive disease caused by Streptococcus pneumoniae… in individuals 6 weeks of age and older.

[S]erious adverse events up to 6 months following vaccination with the 4-dose series were reported by 9.6% of VAXNEUVANCE recipients

Up to 30 days following completion of Doses 1 through 3, serious adverse events were reported by 4.8% of VAXNEUVANCE recipients… febrile seizure was reported in a 9 week old female… one day after receiving VAXNEUVANCE… and recommended infant vaccines.

The final vaccine is prepared by blending… with aluminum phosphate adjuvant in a final buffer containing histidine, polysorbate 20…

Each 0.5 mL dose contains… 1 mg of polysorbate 20… and 125 mcg of aluminum as aluminum phosphate adjuvant.

VAXNEUVANCE has not been evaluated for carcinogenic or mutagenic potential or for impairment of male fertility in animals.

Comments

Vaxneuvance was not tested for safety in a placebo-controlled clinical trial.

Why this is important.

Postmarketing reports of adverse events have not yet been added to the Vaxneuvance package insert.