A5X-25896-61892 · OpenVSafe

Timeline

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

2021-03-05
Registered in v-safe
2021-03-05
Dose 1 — Pfizer-BioNTech
2021-03-05
Health check-in — day 0, dose 1
Feeling: Good · Site: Pain · Headache

Adult check-in
2021-03-06
Health check-in — days 1–6 daily, dose 1
Feeling: Good · Site: Pain · Headache

Adult check-in
2021-03-07
Health check-in — days 1–6 daily, dose 1
Feeling: Good · None

Adult check-in
2021-03-08
Health check-in — days 1–6 daily, dose 1
Feeling: Good · None

Adult check-in
2021-03-10
Health check-in — days 1–6 daily, dose 1
Feeling: Fair · Headache, Fatigue or tiredness

Adult check-in
2021-03-11
Health check-in — days 1–6 daily, dose 1
Feeling: Good · Headache

Adult check-in
2021-03-12
Health check-in — day 7, dose 1
Feeling: Good · None

Adult check-in
2021-03-19
Health check-in — day 14, dose 1
Feeling: Good

Adult check-in
2021-06-06
Health check-in — 3 months, dose 1
Feeling: Good

Adult check-in
2021-09-03
Health check-in — 6 months, dose 1
Feeling: Good

Adult check-in
2022-03-07
Survey response — 12 months, dose 1
MedDRA: COVID-19, Colitis, Unevaluable event — Feeling: Good · Be unable to work or attend school, Be unable to do your normal daily activities, Get care from a doctor or other healthcare professional · Telehealth, virtual health, or email health consultation, Outpatient clinic or urgent care clinic visit, Emergency room or emergency department visit

Free text: Symptoms: Colitis, Covid · Healthcare visit (other): Colonoscopy

MedDRA releases: 2024-11 · check-in free text available
2022-03-07
Report sent to call center — 12 months, dose 1
Be unable to work or attend school · Be unable to do your normal daily activities · Get care from a doctor or other healthcare pr

Telehealth, virtual health, or email health consultation · Outpatient clinic or urgent care clinic visit · Emergency room or emergency department visit · 1 call case(s)
2022-03-09
Call successful
Not applicable (accidental reporting or does not believe symptoms are related to vaccine)

Vaccinations

Dose	Date	Manufacturer	Co-administered
1	2021-03-05	Pfizer-BioNTech

Call center

1 call center case

1 successful

See the call center timeline

Free text

Release 11 — 12 months, dose 1

2022-03-07

Symptoms: Colitis, Covid

Healthcare visit (other): Colonoscopy

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
HCVO	Unevaluable event	·	·	✓
SD	Colitis	·	·	✓
SD	COVID-19	·	·	✓

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