Fentanyl is a synthetic opioid that relieves extreme pain.
Monday's announcement from China's ministry of public security, national health commission and national medical products administration makes good on a pledge Chinese President Xi Jinping made to U.S. President Donald Trump during the G20 summit in Argentina late previous year.
China's control over fentanyl drugs is very strict.
Fentanyl is estimated to be 50 to 100 times stronger than morphine and is usually only approved in the United States for severe pain arising in cases like treatment for cancer. Even if China bans all illicit fentanyl, will the U.S.'s opioid crisis be addressed?
The number of deaths from painkillers such as fentanyl led to President Donald Trump declaring a national emergency in 2017.
New York Attorney General Eric Schneiderman speaks during a press conference announcing Friday that authorities in New York State have made a record drug bust, seizing 33 kilograms of heroin and 2 kilograms of fentanyl September 23, 2016.
Earlier on Monday, China had announced the expanded control of all fentanyl-related substances at a press conference, even as it blamed US culture for abuse of the drug. "If we don't get tough on the drug dealers, we are wasting our time", he told a crowd in New Hampshire.
Admitting the existence of some cases of Chinese and American criminals working together, Liu said the "amount was extremely limited", and China "cannot possibly be the major source to the US".
To climb out of the crisis, the USA should reflect more upon itself: Why there are huge demands for fentanyl in the first place?
According to a 2018 report by the U.S.
In a radical departure from global law, the measure also bans altering the drug's chemical structure to get around the law. Data from the U.S. Drug Enforcement Administration has shown that when China bans a variant of fentanyl, seizures of that analog in the U.S. fall.
"If China stems the movement of fentanyl and other synthetic opioids to the United States it would have a huge impact, but it would not stop the epidemic", he said, adding American politicians need to take action.