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6MC-34209-06109

1 vaccination 8 coded responses 11 check-ins 8 free-text entries 1 call case
Sex
Female
Age at first dose
41-45
ZIP prefix
208 / MD
Registered
2021-06-21
Relationship
Self
Race
Asian
Ethnicity
Not Hispanic or Latino

Timeline

  1. 2021-06-19
    Dose 1 — Pfizer-BioNTech
  2. 2021-06-21
    Registered in v-safe
  3. 2021-06-23
    Survey response — days 1–6 daily, dose 1
    MedDRA: Balance disorder, Chest discomfort, Muscle twitching — Feeling: Fair · Site: Pain, Itching · Headache, Fatigue or tiredness · 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
    Free text: Left side of chest feels compressed/tight when I inhale. Legs wobbly when I stand/walk. Legs twitch in some areas sometimes.
    MedDRA releases: 2021-09,2023-04,2024-11 · check-in free text available
  4. 2021-06-23
    Report sent to call center — days 1–6 daily, dose 1
    Be unable to do your normal daily activities · Get care from a doctor or other healthcare professional
    1 call case(s)
  5. 2021-06-24
    Survey response — days 1–6 daily, dose 1
    MedDRA: Dyspnoea, Feeling hot, Pyrexia — Feeling: Fair · Fever · Headache · Be unable to do your normal daily activities
    Free text: Feverish- heat overwhelming head and abdomen region, inhaling continues to feel compressed
    MedDRA releases: 2021-09,2023-04,2024-11 · check-in free text available
  6. 2021-06-25
    Survey response — days 1–6 daily, dose 1
    MedDRA: Dizziness, Feeling hot, Heart rate increased — Feeling: Fair
    Free text: Entire body and head feels hot but no fever, lightheaded, resting heart rate still higher than usual
    MedDRA releases: 2021-09,2023-04,2024-11 · check-in free text available
  7. 2021-06-26
    Survey response — day 7, dose 1
    MedDRA: Chest discomfort, Heart rate increased, Muscle twitching — Feeling: Fair
    Free text: Resting heart rate higher than my own normal, random twitching in different areas of the legs and arms, inhaling the chest feels tight/compressed
    MedDRA releases: 2021-09,2023-04,2024-11 · check-in free text available
  8. 2021-06-30
  9. 2021-07-03
    Survey response — day 14, dose 1
    MedDRA: Chest discomfort — Feeling: Fair
    Free text: Chest tightness/discomfort went away but came back yesterday. Last weeks EKG didnt show any problem but I dont feel right. My resting heart rate and rhythm are still not the same as it was before I had the vaccine.
    MedDRA releases: 2021-09,2023-04,2024-11 · check-in free text available
  10. 2021-07-10
    Survey response — day 21, dose 1
    MedDRA: Heart rate increased — Feeling: Fair
    Free text: Noticeably more rapid and stronger heart beat at night every night.
    MedDRA releases: 2021-09,2023-04,2024-11 · check-in free text available
  11. 2021-07-17
    Survey response — day 28, dose 1
    MedDRA: Exercise tolerance decreased, Heart rate increased — Feeling: Good
    Free text: Cant run or jump rope as before - my heart beats like crazy I have to stop.
    MedDRA releases: 2024-11 · check-in free text available
  12. 2021-07-24
    Health check-in — day 35, dose 1
    Feeling: Good
    Adult check-in
  13. 2021-08-01
    Health check-in — day 42, dose 1
    Feeling: Good
    Adult check-in
  14. 2021-09-18
    Health check-in — 3 months, dose 1
    Feeling: Good
    Adult check-in
  15. 2021-12-18
    Survey response — 6 months, dose 1
    MedDRA: Asthenia, Headache — Feeling: Fair · Be unable to do your normal daily activities
    Free text: Weakness and headaches
    MedDRA releases: 2024-11 · check-in free text available

Vaccinations

DoseDateManufacturerCo-administered
12021-06-19Pfizer-BioNTech No

Call center

1 call center case

1 unsuccessful

See the call center timeline

Free text

Release 9 — days 1–6 daily, dose 1

2021-06-23

Systemic reaction (other): Left side of chest feels compressed/tight when I inhale. Legs wobbly when I stand/walk. Legs twitch in some areas sometimes.

2021-06-24

Systemic reaction (other): Feverish- heat overwhelming head and abdomen region, inhaling continues to feel compressed

2021-06-25

Systemic reaction (other): Entire body and head feels hot but no fever, lightheaded, resting heart rate still higher than usual

Release 9 — day 7, dose 1

2021-06-26

Systemic reaction (other): Resting heart rate higher than my own normal, random twitching in different areas of the legs and arms, inhaling the chest feels tight/compressed

Release 9 — day 14, dose 1

2021-07-03

Symptoms: Chest tightness/discomfort went away but came back yesterday. Last weeks EKG didnt show any problem but I dont feel right. My resting heart rate and rhythm are still not the same as it was before I had the vaccine.

Release 9 — day 21, dose 1

2021-07-10

Symptoms: Noticeably more rapid and stronger heart beat at night every night.

Release 9 — day 28, dose 1

2021-07-17

Symptoms: Cant run or jump rope as before - my heart beats like crazy I have to stop.

Release 10 — 6 months, dose 1

2021-12-18

Symptoms: Weakness and headaches

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

FieldPreferred term2021-092023-042024-11
SDAsthenia · · ✓
SDChest discomfort ✓ ✓ ✓
SDExercise tolerance decreased · · ✓
SDHeadache · · ✓
SDHeart rate increased ✓ ✓ ✓
SROBalance disorder ✓ ✓ ✓
SROChest discomfort ✓ ✓ ✓
SRODizziness ✓ ✓ ✓
SRODyspnoea ✓ ✓ ✓
SROFeeling hot ✓ ✓ ✓
SROHeart rate increased ✓ ✓ ✓
SROMuscle twitching ✓ ✓ ✓
SROPyrexia ✓ ✓ ✓

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

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