XY7-14463-32819 · OpenVSafe

Timeline

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

2021-04-01
Registered in v-safe
2021-04-01
Dose 1 — Pfizer-BioNTech
2021-04-01
Health check-in — 0 day, dose 1
Feeling: Good · None

Adult check-in
2021-04-02
Survey response — days 1–6 daily, dose 1
MedDRA: Muscle twitching, Palpitations — Feeling: Good · Site: Pain, Swelling

MedDRA releases: 2021-09,2023-04,2024-11 · check-in answers available
2021-04-03
Survey response — days 1–6 daily, dose 1
MedDRA: Muscle twitching, Palpitations — Feeling: Good · Site: Pain

MedDRA releases: 2021-09,2023-04,2024-11 · check-in answers available
2021-04-04
Survey response — days 1–6 daily, dose 1
MedDRA: Muscle twitching — Feeling: Good · Site: Pain

MedDRA releases: 2021-09,2023-04,2024-11 · check-in answers available
2021-04-05
Health check-in — days 1–6 daily, dose 1
Feeling: Good · Site: Pain · None

Adult check-in
2021-04-06
Health check-in — days 1–6 daily, dose 1
Feeling: Good · None

Adult check-in
2021-04-08
Health check-in — 7 day, dose 1
Feeling: Good · None

Adult check-in
2021-04-15
Health check-in — 14 day, dose 1
Feeling: Good

Adult check-in
2021-04-22
Dose 2 — Pfizer-BioNTech
2021-04-22
Survey response — 0 day, dose 2
MedDRA: Injection site warmth, Muscle twitching, Neck pain, Palpitations, Swelling — Feeling: Good · Site: Pain, Swelling · Headache

MedDRA releases: 2021-09,2023-04,2024-11 · check-in answers available
2021-04-23
Survey response — days 1–6 daily, dose 2
MedDRA: Palpitations — Feeling: Fair · Site: Pain · Headache, Fatigue or tiredness

MedDRA releases: 2021-09,2023-04,2024-11 · check-in answers available
2021-04-24
Survey response — days 1–6 daily, dose 2
MedDRA: Headache, Influenza like illness — Feeling: Good · Site: Pain

MedDRA releases: 2021-09,2023-04,2024-11 · check-in answers available
2021-04-25
Health check-in — days 1–6 daily, dose 2
Feeling: Good · Site: Pain · None

Adult check-in
2021-04-26
Health check-in — days 1–6 daily, dose 2
Feeling: Good · Site: Pain · None

Adult check-in
2021-04-27
Survey response — days 1–6 daily, dose 2
MedDRA: Tinnitus — Feeling: Good · Site: Pain

MedDRA releases: 2021-09,2023-04,2024-11 · check-in answers available
2021-04-28
Health check-in — days 1–6 daily, dose 2
Feeling: Good · None

Adult check-in
2021-04-29
Health check-in — 7 day, dose 2
Feeling: Good · None

Adult check-in
2021-05-06
Health check-in — 14 day, dose 2
Feeling: Good

Adult check-in
2021-05-13
Health check-in — 21 day, dose 2
Feeling: Fair

Adult check-in
2021-05-20
Health check-in — 28 day, dose 2
Feeling: Good

Adult check-in
2021-05-27
Health check-in — 35 day, dose 2
Feeling: Good

Adult check-in
2021-06-03
Health check-in — 42 day, dose 2
Feeling: Good

Adult check-in
2021-07-22
Survey response — 3 month, dose 2
MedDRA: Office visit, Vertigo — Feeling: Poor · Be unable to do your normal daily activities, Get care from a doctor or other healthcare professional · Outpatient clinic or urgent care clinic visit, Emergency room or emergency department visit

MedDRA releases: 2024-11 · check-in answers available
2021-07-22
Report sent to call center — 3 month, dose 2
Be unable to do your normal daily activities · Get care from a doctor or other healthcare professional

1 call case(s)
2021-07-28
Call 1 — Could Not Reach Participant
2021-08-02
Call 2 — Could Not Reach Participant
2021-10-21
Health check-in — 6 month, dose 2
Feeling: Good

Adult check-in
2022-04-22
Health check-in — 12 month, dose 2
Feeling: Good

Adult check-in

Vaccinations

Dose	Date	Manufacturer	Co-administered
1	2021-04-01	Pfizer-BioNTech
2	2021-04-22	Pfizer-BioNTech

Call center

Reported	Outcome	VAERS-related outcome
2021-07-22	Unsuccessful

Free text

Release 6

Systemic reaction (other): A few heart palpitations and face muscle twitches on Day 1

Systemic reaction (other): Mild heart palpitations and facial muscle twitching

Systemic reaction (other): Facial twitching

Release 7

Systemic reaction (other): A few heart palpitations and facial twitching 2 hours after shot, heat at injection site, minutes after injection had sore arm starting and sore and swollen front left side of neck that lasted 30 minutes

Systemic reaction (other): A few minor heart palpitations

Systemic reaction (other): Moderate headache yesterday after my check in, also very mild flu like symptoms

Release 8

Systemic reaction (other): Had tinnitus on day 2 and 3

Release 9

Symptoms: Vertigo

Healthcare visit (other): GP, endocrinologist, chiropractor

Free-text releases are not linked to a specific 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	Office visit	·	·	✓
SD	Vertigo	·	·	✓
SRO	Headache	✓	✓	✓
SRO	Influenza like illness	✓	✓	✓
SRO	Injection site warmth	✓	✓	✓
SRO	Muscle twitching	✓	✓	✓
SRO	Neck pain	✓	✓	✓
SRO	Palpitations	✓	✓	✓
SRO	Swelling	✓	✓	✓
SRO	Tinnitus	✓	✓	✓

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