The American pharmaceutical company Moderna announced that the clinical trials of its vaccine against the Covid-19 pandemic will enter the final stage on July 27, making it the first company to reach this advanced stage.

The final clinical trials will be conducted on 30,000 people in the United States, half of whom will receive doses of 100 micrograms of the vaccine, while the other half will receive a placebo. A new trial showed that the first stage of trials of the Coronavirus vaccine triggered an immune response, with mild side effects It was found that the vaccine, developed by the biotechnology company Moderna in partnership with the National Institutes of Health in America, has contributed to stimulating the response of the immune system to all volunteers in an experiment receiving it in its early stages.

These early results, published in the New England Journal of Medicine, showed that the vaccine triggered an immune response with mild side effects, such as fatigue, chills, headache, muscle aches, and pain at the injection site. Results of the first test on corona vaccine from Moderna: The most appropriate dose is 100 mcg Need to inject twice, 4 weeks apart The body provided an exciting response to antibody production after dose 2 Side effects in the injection area such as fatigue, headache and muscle pain .The last stage of the trials, on 27 July.