- Children age 6 months through 59 months
- Women who are or will be pregnant during the influenza season
- Persons 50 years of age or older
- Persons with extreme obesity (Body Mass Index of 40 or greater)
- Persons aged 6 months and older with chronic health problems
- Residents of nursing homes and other long-term care facilities
- Household contacts (including children) and caregivers of children aged ≤59 months (i.e., aged
- Household contacts and caregivers or people who live with a person at high-risk for complications from the flu
- Health care workers, including physicians, nurses, and other workers in inpatient and outpatient-care settings, medical emergency-response workers (e.g., paramedics and emergency medical technicians), employees of nursing home and long-term care facilities who have contact with patients or residents, and students in these professions who will have contact with patients.