1. females who are pregnant, planning to become pregnant, or breastfeeding; 2. has at least one characteristic or underlying medical condition associated with an increased risk of developing severe or critical illness from covid-19; 3. has hypersensitivity or other contraindication to any of the components of the study interventions; 4. has any condition for which, in the opinion of the investigator, participation would not be in the best interest of the participant or that could prevent, limit, or confound the protocol-specified assessments.

1. females who are pregnant, planning to become pregnant, or breastfeeding; 2. has at least one characteristic or underlying medical condition associated with an increased risk of developing severe or critical illness from covid-19; 3. has hypersensitivity or other contraindication to any of the components of the study interventions; 4. has any condition for which, in the opinion of the investigator, participation would not be in the best interest of the participant or that could prevent, limit, or confound the protocol-specified assessments.

females who are pregnant, planning to become pregnant, or breastfeeding; has at least one characteristic or underlying medical condition associated with an increased risk of developing severe or critical illness from covid-19; has hypersensitivity or other contraindication to any of the components of the study interventions; has any condition for which, in the opinion of the investigator, participation would not be in the best interest of the participant or that could prevent, limit, or confound the protocol-specified assessments.

females who are pregnant, planning to become pregnant, or breastfeeding; has at least one characteristic or underlying medical condition associated with an increased risk of developing severe or critical illness from covid-19; has hypersensitivity or other contraindication to any of the components of the study interventions; has any condition for which, in the opinion of the investigator, participation would not be in the best interest of the participant or that could prevent, limit, or confound the protocol-specified assessments.