Problem Solved or Not! Corona-Virus COVID-19 medicines announced by Donald Trump but why Failed?

Problem Solved! Corona-Virus COVID-19 medicines announced by Donald Trump

Coronavirus disease (COVID-19) is an communicable disease caused by a newly discovered coronavirus.
Before we you listen the trump announcement lets see this first about chloroquine medicine

Most people infected with the COVID-19 virus will experience mild to moderate respiratory disease and recover without requiring special treatment. Older people, and people with underlying medical problems like disorder , diabetes, chronic respiratory illness , and cancer are more likely to develop serious illness.
World is prohibiting this Medicine but Trump is prescribing Chloroquine for Coronavirus
Chloroquine

The best thanks to prevent and hamper transmission is be informed about the COVID-19 virus, the disease it causes and the way it spreads. Protect yourself et al. from infection by washing your hands or using an alcohol based rub frequently and not touching your face.
The COVID-19 virus spreads primarily through droplets of saliva or discharge from the nose when an infected person coughs or sneezes, so it’s important that you simply also practice respiratory etiquette (for example, by coughing into a flexed elbow.
At this point , there's one medicine specified by American presjdent Donald Trump during this video for treatments for COVID-19. However, there are many ongoing clinical trials evaluating potential treatments. WHO

Watch above video for medicine