To prepare for COVID-19 the CDC recommends you:

• Have supplies on hand, including medications, medical supplies, household items, and groceries
• Take everyday precautions such as washing your hands often, avoiding touching high-touch surfaces in public places, avoiding touching your face, disinfecting your home, avoiding crowds, and avoiding all non-essential travel
• Have a plan if you get sick
• Watch for symptoms including fever, cough, and shortness of breath

References: 

1.https://www.cdc.gov/coronavirus/2019-ncov/specific-groups/high-risk-complications.html