YH3-19299-26422 · OpenVSafe

Timeline

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

2021-03-22
Dose 1 — Pfizer-BioNTech
2021-03-23
Registered in v-safe
2021-03-23
Health check-in — days 1–6 daily, dose 1
Feeling: Fair · Site: Pain · Headache, Joint pains

Adult check-in
2021-03-24
Health check-in — days 1–6 daily, dose 1
Feeling: Fair · Abdominal pain

Adult check-in
2021-03-26
Health check-in — days 1–6 daily, dose 1
Feeling: Good · Headache

Adult check-in
2021-03-27
Health check-in — days 1–6 daily, dose 1
Feeling: Good · None

Adult check-in
2021-04-05
Health check-in — day 14, dose 1
Feeling: Good

Adult check-in
2021-04-12
Dose 2 — Pfizer-BioNTech
2021-04-12
Health check-in — day 0, dose 2
Feeling: Fair · Site: Pain · Headache

Adult check-in
2021-04-13
Health check-in — days 1–6 daily, dose 2
Feeling: Poor · Site: Pain · Fever · Chills, Headache, Joint pains, Muscle or body aches, Fatigue or tiredness, Abdominal pain · Be unable to work, Be unable to do your normal daily activities

Adult check-in
2021-04-14
Health check-in — days 1–6 daily, dose 2
Feeling: Fair · Site: Pain, Swelling · Headache, Muscle or body aches, Fatigue or tiredness

Adult check-in
2021-04-16
Health check-in — days 1–6 daily, dose 2
Feeling: Good · Site: Pain · Headache, Fatigue or tiredness

Adult check-in
2021-04-21
Health check-in — day 7, dose 2
Feeling: Good · Headache

Adult check-in
2021-04-26
Health check-in — day 14, dose 2
Feeling: Good

Adult check-in
2021-05-10
Health check-in — day 28, dose 2
Feeling: Good

Adult check-in
2021-05-19
Health check-in — day 35, dose 2
Feeling: Good

Adult check-in
2021-05-24
Health check-in — day 42, dose 2
Feeling: Good

Adult check-in
2021-10-11
Health check-in — 6 months, dose 2
Feeling: Fair

Adult check-in
2021-12-17
Dose 3 — Pfizer-BioNTech
2021-12-18
Health check-in — days 1–6 daily, dose 3
Feeling: Fair · Site: Pain · Headache, Muscle or body aches, Fatigue or tiredness, Nausea, Diarrhea, Rash, not including the immediate area around the injection site

Adult check-in
2021-12-21
Health check-in — days 1–6 daily, dose 3
Feeling: Fair · Fatigue or tiredness, Nausea

Adult check-in
2021-12-22
Survey response — days 1–6 daily, dose 3
MedDRA: Pregnancy — Feeling: Good · Headache, Nausea

Free text: I'm pregnant

MedDRA releases: 2024-11 · check-in free text available
2021-12-26
Survey response — day 7, dose 3
MedDRA: Pregnancy — Feeling: Fair · Headache, Nausea

Free text: Pregnant

MedDRA releases: 2024-11 · check-in free text available
2021-12-31
Health check-in — day 14, dose 3
Feeling: Good

Adult check-in
2022-01-14
Survey response — day 28, dose 3
MedDRA: Pregnancy — Feeling: Fair

Free text: Pregnant

MedDRA releases: 2024-11 · check-in free text available
2022-01-30
Survey response — day 42, dose 3
MedDRA: Nasopharyngitis — Feeling: Fair · Be unable to work or attend school, Be unable to do your normal daily activities

Free text: Cold symptoms

MedDRA releases: 2024-11 · check-in free text available
2022-06-17
Health check-in — 6 months, dose 3
Feeling: Good

Adult check-in

Vaccinations

Dose	Date	Manufacturer	Co-administered
1	2021-03-22	Pfizer-BioNTech
2	2021-04-12	Pfizer-BioNTech
3	2021-12-17	Pfizer-BioNTech	No

Free text

Release 10 — days 1–6 daily, dose 3

2021-12-22

Systemic reaction (other): I'm pregnant

Release 10 — day 7, dose 3

2021-12-26

Systemic reaction (other): Pregnant

Release 10 — day 28, dose 3

2022-01-14

Symptoms: Pregnant

Release 11 — day 42, dose 3

2022-01-30

Symptoms: Cold symptoms

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	Nasopharyngitis	·	·	✓
SD	Pregnancy	·	·	✓
SRO	Pregnancy	·	·	✓

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