Pfizer-BioNTech/Comirnaty COVID-19 Vaccine Singapore

How Is the Pfizer-BioNTech/Comirnaty COVID-19 Vaccine Given?

This vaccine is administered through an intramuscular injection, usually into the upper arm.

Pfizer-BioNTech/Comirnaty COVID-19 Vaccine Dose & Schedule

The recommended schedule for the Comirnaty JN.1 vaccine is as follows:

• Unvaccinated – Two doses, spaced 21 days apart
• Vaccinated – A single booster dose, administered 5 months to 1 year after the most recent dose

If you are uncertain about your vaccination status or timing for a booster, it is advisable to consult your healthcare provider.

Side Effects of the Pfizer-BioNTech/Comirnaty JN.1 COVID-19 Vaccine

The Comirnaty JN.1 vaccine may cause mild side effects, including:

• Dizziness
• Pain or redness where the injection was given
• Headache

These effects are usually temporary. However, if symptoms continue or worsen, seek medical advice.

Rare But Serious Reactions to Watch For

Although uncommon, some individuals may experience severe allergic responses. Symptoms to look out for include:

• Swelling of the face or eyes
• Difficulty breathing
• Generalised itchy rash

Seek immediate medical attention if any of these signs occur after vaccination.

Disclaimer: The side effects listed are not comprehensive. This information is not meant to replace professional medical advice. If you have concerns about vaccination or need more detailed guidance, please consult a doctor or refer to the MOH’s FAQ page on COVID-19 vaccines.

Under the Ministry of Health’s National Vaccination Programme, the Pfizer-BioNTech/Comirnaty JN.1 vaccine is provided at no cost to Singapore Citizens, Permanent Residents, Long-Term Pass Holders, and eligible Short-Term Pass Holders.