On June 22, 2021, Kazakhstan’s second COVID-19 vaccine QazCoVac-P (subunit) was officially included in the list of candidate vaccines of the World Health Organization for conducting phase 1/2 clinical trials.
https://www.who.int/publications/m/item/draft-landscape-of-covid-19-candidate-vaccines
Earlier, on June 18, 2021, the design of the clinical trial was officially posted on the website ClinicalTrials.gov under Identifier number: NCT04930003