5DB-20153-88017 · OpenVSafe

Timeline

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

2021-03-11
Dose 1 — Pfizer-BioNTech
2021-03-12
Registered in v-safe
2021-03-12
Health check-in — days 1–6 daily, dose 1
Feeling: Fair · Site: Pain · Headache, Fatigue or tiredness · Be unable to work, Be unable to do your normal daily activities

Adult check-in
2021-03-13
Health check-in — days 1–6 daily, dose 1
Feeling: Poor · Site: Pain · Fever · Chills, Headache, Joint pains, Muscle or body aches, Fatigue or tiredness, Diarrhea · Be unable to do your normal daily activities

Adult check-in
2021-03-14
Health check-in — days 1–6 daily, dose 1
Feeling: Fair · Site: Pain · Headache, Muscle or body aches, Fatigue or tiredness, Rash, not including the immediate area around the injection site

Adult check-in
2021-03-15
Health check-in — days 1–6 daily, dose 1
Feeling: Fair · Site: Pain · Headache

Adult check-in
2021-03-16
Health check-in — days 1–6 daily, dose 1
Feeling: Fair · Headache, Joint pains, Muscle or body aches

Adult check-in
2021-03-17
Health check-in — days 1–6 daily, dose 1
Feeling: Fair · Headache, Muscle or body aches, Fatigue or tiredness

Adult check-in
2021-03-18
Health check-in — day 7, dose 1
Feeling: Fair · Fatigue or tiredness

Adult check-in
2021-03-25
Health check-in — day 14, dose 1
Feeling: Fair

Adult check-in
2021-04-01
Survey response — day 21, dose 1
MedDRA: Ageusia, Feeling abnormal, Headache — Feeling: Fair

Free text: I have the worst brain fog, headaches , and lost my taste the other day. I have them back now but the brain fog is pretty bad.

MedDRA releases: 2021-09,2023-04,2024-11 · check-in free text available
2021-04-07
Dose 2 — Pfizer-BioNTech
2021-04-07
Health check-in — day 0, dose 2
Feeling: Fair · Site: Pain · Headache

Adult check-in
2021-04-08
Health check-in — days 1–6 daily, dose 2
Feeling: Fair · Site: Pain · Chills, Headache, Joint pains, Muscle or body aches, Fatigue or tiredness, Nausea, Diarrhea · Be unable to work or attend school, Be unable to do your normal daily activities

Adult check-in
2021-04-09
Health check-in — days 1–6 daily, dose 2
Feeling: Good · Site: Pain · Headache, Joint pains · Be unable to work

Adult check-in
2021-04-10
Health check-in — days 1–6 daily, dose 2
Feeling: Fair · Site: Pain · Headache, Fatigue or tiredness · Be unable to do your normal daily activities

Adult check-in
2021-04-12
Health check-in — days 1–6 daily, dose 2
Feeling: Fair · Headache, Joint pains, Fatigue or tiredness

Adult check-in
2021-04-13
Health check-in — days 1–6 daily, dose 2
Feeling: Fair · Headache

Adult check-in
2021-04-14
Health check-in — day 7, dose 2
Feeling: Fair · None

Adult check-in
2021-04-21
Survey response — day 14, dose 2
MedDRA: Dyspnoea, Dyspnoea exertional — Feeling: Fair · Be unable to do your normal daily activities

Free text: I noticed that Im having trouble breathing while walking or on the phone. I havent fet like this before. Im still able to breathe without problem its just getting a little more difficult than I was before.

MedDRA releases: 2021-09,2023-04,2024-11 · check-in free text available
2021-04-28
Survey response — day 21, dose 2
MedDRA: Dyspnoea — Feeling: Fair · Be unable to work

Free text: Trouble breathing

MedDRA releases: 2021-09,2023-04,2024-11 · check-in free text available
2021-05-05
Health check-in — day 28, dose 2
Feeling: Fair

Adult check-in
2021-05-12
Survey response — day 35, dose 2
MedDRA: Brain fog, Fatigue — Feeling: Fair · Be unable to do your normal daily activities

Free text: Really bad brain fog and tiredness for the most part it is bearable

MedDRA releases: 2021-09,2023-04,2024-11 · check-in free text available
2021-05-19
Survey response — day 42, dose 2
MedDRA: Brain fog — Feeling: Fair · Be unable to do your normal daily activities

Free text: Bad brain fog

MedDRA releases: 2021-09,2023-04,2024-11 · check-in free text available
2021-07-09
Health check-in — 3 months, dose 2
Feeling: Good

Adult check-in
2021-10-06
Health check-in — 6 months, dose 2
Feeling: Fair

Adult check-in

Vaccinations

Dose	Date	Manufacturer	Co-administered
1	2021-03-11	Pfizer-BioNTech
2	2021-04-07	Pfizer-BioNTech

Free text

Release 6 — day 21, dose 1

2021-04-01

Symptoms: I have the worst brain fog, headaches , and lost my taste the other day. I have them back now but the brain fog is pretty bad.

Release 7 — day 14, dose 2

2021-04-21

Symptoms: I noticed that Im having trouble breathing while walking or on the phone. I havent fet like this before. Im still able to breathe without problem its just getting a little more difficult than I was before.

Release 8 — day 21, dose 2

2021-04-28

Symptoms: Trouble breathing

Release 8 — day 35, dose 2

2021-05-12

Symptoms: Really bad brain fog and tiredness for the most part it is bearable

Release 8 — day 42, dose 2

2021-05-19

Symptoms: Bad brain fog

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	Ageusia	✓	✓	✓
SD	Brain fog	✓	✓	✓
SD	Dyspnoea	✓	✓	✓
SD	Dyspnoea exertional	·	·	✓
SD	Fatigue	✓	✓	✓
SD	Feeling abnormal	✓	✓	✓
SD	Headache	✓	✓	✓

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