K4W-18001-95157 · OpenVSafe

Timeline

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

2020-12-17
Dose 1 — Pfizer-BioNTech
2020-12-18
Registered in v-safe
2020-12-18
Health check-in — days 1–6 daily, dose 1
Feeling: Fair · Site: Pain · Headache, Fatigue or tiredness

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

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

Adult check-in
2020-12-22
Health check-in — days 1–6 daily, dose 1
Feeling: Poor · Chills, Headache, Muscle or body aches, Fatigue or tiredness, Nausea · Be unable to do your normal daily activities, Get care from a doctor or other healthcare professional · Telehealth, virtual health, or email health consultation

Adult check-in
2020-12-22
Report sent to call center — days 1–6 daily, dose 1
Be unable to do your normal daily activities · Get care from a doctor or other healthcare professional

1 call case(s)
2020-12-23
Health check-in — days 1–6 daily, dose 1
Feeling: Good · Headache

Adult check-in
2020-12-23
Call successful
Does not wish to fill out VAERS report
2020-12-31
Health check-in — day 14, dose 1
Feeling: Good

Adult check-in
2021-01-07
Dose 2 — Pfizer-BioNTech
2021-01-07
Survey response — day 0, dose 2
MedDRA: Pregnancy — Feeling: Good · Nausea, Vomiting

Free text: Pregnant

MedDRA releases: 2021-09,2023-04,2024-11 · check-in free text available
2021-01-08
Health check-in — days 1–6 daily, dose 2
Feeling: Poor · Site: Pain · Fever · Chills, Headache, Joint pains, Muscle or body aches

Adult check-in
2021-01-09
Survey response — days 1–6 daily, dose 2
MedDRA: Nausea, Pregnancy, Vomiting — Feeling: Poor · Site: Pain · Fever · Chills, Headache, Joint pains, Muscle or body aches, Fatigue or tiredness, Nausea, Vomiting

Free text: Pregnant- nausea/vomiting likely due to thay

MedDRA releases: 2021-09,2023-04,2024-11 · check-in free text available
2021-01-11
Health check-in — days 1–6 daily, dose 2
Feeling: Good · None

Adult check-in
2021-02-04
Health check-in — day 28, dose 2
Feeling: Good

Adult check-in
2021-02-23
Health check-in — day 42, dose 2
Feeling: Good

Adult check-in

Vaccinations

Dose	Date	Manufacturer	Co-administered
1	2020-12-17	Pfizer-BioNTech
2	2021-01-07	Pfizer-BioNTech

Call center

1 call center case

1 successful

See the call center timeline

Free text

Release 1 — day 0, dose 2

2021-01-07

Systemic reaction (other): Pregnant

Release 1 — days 1–6 daily, dose 2

2021-01-09

Systemic reaction (other): Pregnant- nausea/vomiting likely due to thay

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
SRO	Exposure during pregnancy	○	○	○
SRO	Maternal exposure during pregnancy	○	○	○
SRO	Nausea	✓	✓	✓
SRO	Pregnancy	✓	✓	✓
SRO	Vomiting	✓	✓	✓

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