The Sisonke 2 Boost study closed in December 2021

To join and consent to the Sisonke J&J Boost Vaccine Study, go to Only Sisonke participants who have received a single J&J vaccine are eligible. Once you have consented a Vaccine Voucher for your Booster dose will be issued for you to attend a Sisonke identified Vaccine Site. To identify your Site, please go to Please work with your facility manager to plan the date of your jab.

Further information can be found on the Sisonke2 Press Release as well as the Sisonke2 Communications Toolkit

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