Health officials have defended the testing as a surveillance measure that helps fill an information gap from China.
The World Health Organization is responding to cholera outbreaks in 29 countries, including Haiti, which has more than 1,200 confirmed cases, more than 14,000 suspected cases and 280 reported deaths.
CEPI aims to develop a new vaccine against a potential "disease X" within 100 days of the WHO identifying a pandemic threat.
US health officials have warned it may be impossible to eliminate the disease there, warning it could be a continuing threat mainly for gay and bisexual men for years to come.
The Covid-19 pandemic led to the deaths of some people already living with diseases related to air pollution.
WHO said people in Tigray needed urgent assistance after two years of bloody conflict, with access to the region severely restricted.
Swaminathan was speaking to reporters on the sidelines of the annual general meeting of the Developing Countries Vaccine Manufacturers Network (DCVMN).
WHO confirmed in a statement that it has been reviewing charges made against Syria representative, Dr Akjemal Magtymova and said it has also enlisted the help of external investigators.
"Laboratory analysis of samples of each of the four products confirms that they contain unacceptable amounts of diethylene glycol and ethylene glycol as contaminants," the WHO said.
The Commission, which critically evaluated the global response in the first two years of the biggest health crisis, noted the international multilateral system could not deal with a modern pandemic.
The recent Global Report on Ageism launched by the United Nations and World Health Organization (WHO) in March 2021 highlights the alarming scenario.
There have been 45,355 cases and 15 deaths this year, across at least 96 countries, according to the WHO's dashboard.
The latest incidents represent the first time in several years that vaccine-connected polio virus has turned up in rich countries.
Studies had shown that the two treatments significantly "reduced mortality," Janet Diaz, lead of the clinical management unit in the WHO's Health Emergencies programme.
Tedros called on both the Ethiopian and Russian governments to end the crises in Tigray and Ukraine.
There have been 44 confirmed monkeypox cases in Australia, the majority of which were travellers who recently returned from overseas.
The unexpected appearance of this disease globally and in a wide geographic area indicates that the disease may have been circulating below the detection of the surveillance systems.
The world health body said that the highest numbers of new cases in the South-East Asia region were reported from India in the last week of June.
Experts in India have said the two sub-variants, described as concern variants, are driving the surge in as many as 14 states.
Anti-abortion activists cheered the ruling, with legislator Amalia Granata tweeting: "There is justice again in the world. We are going to achieve this in Argentina too!!."