4SX-21653-45847 · OpenVSafe

Timeline

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

2021-03-05
Dose 1 — Pfizer-BioNTech
2021-03-26
Registered in v-safe
2021-03-26
Dose 2 — Pfizer-BioNTech
2021-03-26
Health check-in — day 0, dose 2
Feeling: Fair · Site: Pain · Headache, Fatigue or tiredness · Be unable to do your normal daily activities

Adult check-in
2021-03-27
Health check-in — days 1–6 daily, dose 2
Feeling: Fair · Site: Pain · Headache, Muscle or body aches, Fatigue or tiredness · Be unable to do your normal daily activities

Adult check-in
2021-03-28
Health check-in — days 1–6 daily, dose 2
Feeling: Fair · Site: Pain · Headache, Muscle or body aches, Fatigue or tiredness · Be unable to do your normal daily activities

Adult check-in
2021-03-29
Survey response — days 1–6 daily, dose 2
MedDRA: Myalgia, Pain in extremity — Feeling: Fair · Site: Pain · Headache, Muscle or body aches, Fatigue or tiredness

Free text: My muscle ache is predominately all of my left arm(vaccine in that arm) and entire left leg

MedDRA releases: 2021-09,2023-04,2024-11 · check-in free text available
2021-03-30
Health check-in — days 1–6 daily, dose 2
Feeling: Fair · Site: Pain · Muscle or body aches, Fatigue or tiredness

Adult check-in
2021-03-31
Health check-in — days 1–6 daily, dose 2
Feeling: Fair · Muscle or body aches, Fatigue or tiredness

Adult check-in
2021-04-01
Health check-in — days 1–6 daily, dose 2
Feeling: Fair · Muscle or body aches

Adult check-in
2021-04-02
Health check-in — day 7, dose 2
Feeling: Good · Muscle or body aches

Adult check-in
2021-04-09
Health check-in — day 14, dose 2
Feeling: Good

Adult check-in
2021-04-18
Health check-in — day 21, dose 2
Feeling: Fair

Adult check-in
2021-04-24
Health check-in — day 28, dose 2
Feeling: Fair

Adult check-in
2021-05-05
Survey response — day 35, dose 2
MedDRA: Pain, Pain in extremity, Ultrasound scan, Unevaluable event — Feeling: Fair · Get care from a doctor or other healthcare professional · Telehealth, virtual health, or email health consultation

Free text: Symptoms: I got aches on my left side of the body from the second shot. The aches in my left leg never left me. My left leg aches and throbs in calf but spreads to thighs and toes. · Healthcare visit (other): I got a Venous ultrasound on left leg. It was clear for a DVT

MedDRA releases: 2021-09,2023-04,2024-11 · check-in free text available
2021-05-05
Report sent to call center — day 35, dose 2
Get care from a doctor or other healthcare professional

1 call case(s)
2021-05-09
Survey response — day 42, dose 2
MedDRA: Myalgia, Pain, Unevaluable event — Feeling: Fair · Get care from a doctor or other healthcare professional · Telehealth, virtual health, or email health consultation

Free text: Symptoms: Muscle aches in left leg with throbbing since second vaccine. · Healthcare visit (other): Venous ultrasound which was clear, no DVT

MedDRA releases: 2021-09,2023-04,2024-11 · check-in free text available
2021-05-09
Report sent to call center — day 42, dose 2
Get care from a doctor or other healthcare professional

1 call case(s)
2021-09-24
Health check-in — 6 months, dose 2
Feeling: Good

Adult check-in
2022-04-15
Call 1 — Left Voicemail

Vaccinations

Dose	Date	Manufacturer	Co-administered
1	2021-03-05	Pfizer-BioNTech
2	2021-03-26	Pfizer-BioNTech

Call center

2 call center cases

2 unsuccessful

1 wait over 3 months for a first call

See the call center timeline

Free text

Release 6 — days 1–6 daily, dose 2

2021-03-29

Systemic reaction (other): My muscle ache is predominately all of my left arm(vaccine in that arm) and entire left leg

Release 8 — day 35, dose 2

2021-05-05

Symptoms: I got aches on my left side of the body from the second shot. The aches in my left leg never left me. My left leg aches and throbs in calf but spreads to thighs and toes.

Healthcare visit (other): I got a Venous ultrasound on left leg. It was clear for a DVT

Release 8 — day 42, dose 2

2021-05-09

Symptoms: Muscle aches in left leg with throbbing since second vaccine.

Healthcare visit (other): Venous ultrasound which was clear, no DVT

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	Ultrasound scan	✓	✓	○
HCVO	Unevaluable event	✓	✓	✓
SD	Myalgia	✓	✓	✓
SD	Pain	✓	✓	✓
SD	Pain in extremity	✓	✓	✓
SRO	Myalgia	✓	✓	✓
SRO	Pain in extremity	✓	✓	✓

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