The phrase "and to stop the spread of" is correct and usable in written English.
It can be used in contexts discussing measures taken to prevent the dissemination of something, such as a disease or misinformation.
Example: "The government implemented strict measures and to stop the spread of the virus, public gatherings were limited."
Alternatives: "and to prevent the transmission of" or "and to halt the proliferation of".
For example, Unilever is using cartoon characters to get children to wash their hands and to stop the spread of preventable diseases.
In that same spirit, President Obama should now want the Supreme Court to grab the Arizona case to vindicate the nation's interest in having uniform immigration policies, and to stop the spread of local laws that can make achieving real worthwhile national reform harder.
Central American ambassadors repeated that appeal at the United Nations, while Honduran and Nicaraguan officials met the World Bank and IMF to discuss debt restructuring.With so many villages isolated by floods, getting enough aid to people to keep them alive and to stop the spread of disease will be a challenge over the next few weeks.
He won national recognition for his efforts to help reduce the size of the world's nuclear arsenal and to stop the spread of nuclear weapons.
The UK's focus, he said, was on supporting a "democratic and sovereign Iraq" to resist the threats it faced and "to stop the spread of terrorism in Iraq and the region".
Before leaving for the summit yesterday the BBC reported May planned to lead a discussion with her fellow world leaders on how to "work together to prevent the plotting of terrorist attacks online and to stop the spread of hateful extremist ideology on social media".
The spread of HIV happens among adolescents and adults, and PMTCT does nothing to stop the spread of the disease.
Federal legislation and money are needed to stop the spread of hate crimes.
And we'll work together to stop the spread of weapons of mass destruction.
Ordinary Filipinos like you and me have the power to stop the spread of HIV.
