• Stay at home except to get medical care.
• You should stay in a separate room so that you can separate yourself from people and animals in your home.
• Call your health care provider ahead before visiting him.
• You should wear a face mask when you are around with people.
• Cover your mouth or nose with a tissue when you cough or sneeze.
• Wash your hands often with soap and water or with alcohol-based hand sanitizer. 
• Avoid sharing your personal household items with other people.
• Clean all high touch surfaces which include counters, tabletops, doorknobs and more daily.
• Monitor your symptoms daily and if your illness is worsening contact your health care provider.

Reference- https://www.cdc.gov/coronavirus/2019-ncov/hcp/guidance-prevent-spread.html