U24-27732-25544 · OpenVSafe

Timeline

Registration Vaccinations Survey responses Call reports Cases without a report Call attempts Call successful Pregnancy survey

2020-12-18
Registered in v-safe
2020-12-18
Dose 1 — Pfizer-BioNTech
2020-12-18
Health check-in — day 0, dose 1
Feeling: Good · Site: Pain · Headache, Fatigue or tiredness

Adult check-in
2020-12-19
Health check-in — days 1–6 daily, dose 1
Feeling: Fair · Site: Pain · Fever · Headache, Fatigue or tiredness

Adult check-in
2020-12-20
Health check-in — days 1–6 daily, dose 1
Feeling: Fair · Site: Pain · Fever · Chills, Headache, Fatigue or tiredness, Nausea, Vomiting

Adult check-in
2020-12-21
Health check-in — days 1–6 daily, dose 1
Feeling: Good · None

Adult check-in
2020-12-22
Health check-in — days 1–6 daily, dose 1
Feeling: Good · Fatigue or tiredness

Adult check-in
2020-12-27
Health check-in — day 7, dose 1
Feeling: Good · Fatigue or tiredness

Adult check-in
2021-01-01
Health check-in — day 14, dose 1
Feeling: Good

Adult check-in
2021-01-08
Health check-in — day 21, dose 1
Feeling: Good

Adult check-in
2021-01-12
Dose 2 — Pfizer-BioNTech
2021-01-17
Health check-in — days 1–6 daily, dose 2
Feeling: Good · Nausea

Adult check-in
2021-01-19
Health check-in — day 7, dose 2
Feeling: Good · None

Adult check-in
2021-01-28
Health check-in — day 14, dose 2
Feeling: Good

Adult check-in
2021-02-04
Survey response — day 21, dose 2
MedDRA: Nausea, Vomiting — Feeling: Fair

Free text: Nausea, vomiting

MedDRA releases: 2021-09,2023-04,2024-11 · check-in free text available
2021-02-09
Health check-in — day 28, dose 2
Feeling: Good

Adult check-in
2021-02-16
Survey response — day 35, dose 2
MedDRA: Nausea, Vomiting — Feeling: Fair

Free text: Nausea and vomiting

MedDRA releases: 2021-09,2023-04,2024-11 · check-in free text available
2021-02-23
Health check-in — day 42, dose 2
Feeling: Fair

Adult check-in
2022-01-12
Survey response — 12 months, dose 2
MedDRA: Pregnancy — Feeling: Good

Free text: Pregnancy

MedDRA releases: 2024-11 · check-in free text available

Vaccinations

Dose	Date	Manufacturer	Co-administered
1	2020-12-18	Pfizer-BioNTech
2	2021-01-12	Pfizer-BioNTech

Free text

Release 3 — day 21, dose 2

2021-02-04

Symptoms: Nausea, vomiting

Release 4 — day 35, dose 2

2021-02-16

Symptoms: Nausea and vomiting

Release 10 — 12 months, dose 2

2022-01-12

Symptoms: Pregnancy

Each entry is dated by the survey it was written in (the CDC re-sent the releases with survey dates in 2025); click a date to see that survey response. The CDC cut some text off at about 250 characters: symptoms in every release, and the other two fields in releases 9-12. Those entries are marked "cut off by CDC".

MedDRA terms by release

Field	Preferred term	2021-09	2023-04	2024-11
SD	Nausea	✓	✓	✓
SD	Pregnancy	·	·	✓
SD	Vomiting	✓	✓	✓

✓ active code · ○ coded but marked inactive · blank = not in that release