VHH-20238-33537 · OpenVSafe

Timeline

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

2021-04-02
Dose 1 — Moderna
2021-04-25
Registered in v-safe
2021-04-25
Health check-in — day 21, dose 1
Feeling: Good

Adult check-in
2021-04-30
Health check-in — day 28, dose 1
Feeling: Good

Adult check-in
2021-05-02
Dose 2 — Moderna
2021-05-02
Health check-in — day 0, dose 2
Feeling: Fair · Site: Pain · Headache, Fatigue or tiredness

Adult check-in
2021-05-03
Survey response — days 1–6 daily, dose 2
MedDRA: Heart rate increased — Feeling: Fair · Site: Pain · Chills, Headache, Joint pains, Muscle or body aches, Fatigue or tiredness, Nausea · Be unable to work, Be unable to do your normal daily activities

Free text: High resting heart rate

MedDRA releases: 2021-09,2023-04,2024-11 · check-in free text available
2021-05-04
Health check-in — days 1–6 daily, dose 2
Feeling: Fair · Site: Pain · Headache, Fatigue or tiredness, Diarrhea

Adult check-in
2021-05-05
Health check-in — days 1–6 daily, dose 2
Feeling: Good · Site: Pain · Headache

Adult check-in
2021-05-06
Health check-in — days 1–6 daily, dose 2
Feeling: Good · None

Adult check-in
2021-05-07
Health check-in — days 1–6 daily, dose 2
Feeling: Good · None

Adult check-in
2021-05-08
Health check-in — days 1–6 daily, dose 2
Feeling: Good · None

Adult check-in
2021-05-09
Health check-in — day 7, dose 2
Feeling: Good · None

Adult check-in
2021-05-16
Survey response — day 14, dose 2
MedDRA: Tinnitus — Feeling: Fair · Get care from a doctor or other healthcare professional · Outpatient clinic or urgent care clinic visit

Free text: Fluttering sound in ear

MedDRA releases: 2021-09,2023-04,2024-11 · check-in free text available
2021-05-16
Report sent to call center — day 14, dose 2
Get care from a doctor or other healthcare professional

1 call case(s)
2021-05-23
Health check-in — day 21, dose 2
Feeling: Good

Adult check-in
2021-05-30
Health check-in — day 28, dose 2
Feeling: Good

Adult check-in
2021-06-06
Health check-in — day 35, dose 2
Feeling: Good

Adult check-in
2021-06-14
Survey response — day 42, dose 2
MedDRA: Dizziness — Feeling: Good · Get care from a doctor or other healthcare professional · Outpatient clinic or urgent care clinic visit

Free text: Dizziness

MedDRA releases: 2021-09,2023-04,2024-11 · check-in free text available
2021-06-14
Report sent to call center — day 42, dose 2
Get care from a doctor or other healthcare professional

1 call case(s)
2021-06-21
Call 1 — Left Voicemail
2021-08-01
Health check-in — 3 months, dose 2
Feeling: Good

Adult check-in
2021-11-02
Health check-in — 6 months, dose 2
Feeling: Good

Adult check-in
2022-05-02
Survey response — 12 months, dose 2
MedDRA: Palpitations — Feeling: Good · Get care from a doctor or other healthcare professional · Outpatient clinic or urgent care clinic visit

Free text: Heart palpitations

MedDRA releases: 2024-11 · check-in free text available
2022-05-02
Report sent to call center — 12 months, dose 2
Get care from a doctor or other healthcare professional

Outpatient clinic or urgent care clinic visit · 1 call case(s)
2022-05-03
Call successful
Not applicable – Participant does not believe symptoms are related to vaccine and does not wish to fill

Vaccinations

Dose	Date	Manufacturer	Co-administered
1	2021-04-02	Moderna
2	2021-05-02	Moderna

Call center

Reported	Outcome	VAERS-related outcome
2021-05-16	Successful	Not applicable – Participant does not believe symptoms are related to vaccine and does not wish to fill
2021-06-14	Successful	Not applicable – Participant does not believe symptoms are related to vaccine and does not wish to fill
2022-05-02	Successful 2022-05-03	Not applicable – Participant does not believe symptoms are related to vaccine and does not wish to fill

Free text

Release 8 — days 1–6 daily, dose 2

2021-05-03

Systemic reaction (other): High resting heart rate

Release 8 — day 14, dose 2

2021-05-16

Symptoms: Fluttering sound in ear

Release 9 — day 42, dose 2

2021-06-14

Symptoms: Dizziness

Release 11 — 12 months, dose 2

2022-05-02

Symptoms: Heart palpitations

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	Dizziness	✓	✓	✓
SD	Palpitations	·	·	✓
SD	Tinnitus	✓	✓	✓
SRO	Heart rate increased	✓	✓	✓

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