Y4C-52704-21613

2 vaccinations 14 coded responses 20 check-ins 14 free-text entries 0 call cases

Sex: Female
Age at first dose: 36-40
ZIP prefix: 786 / TX
Registered: 2021-03-06

Relationship: Self
Race: White
Ethnicity: Not Hispanic or Latino

Timeline Vaccinations Free text MedDRA terms

Timeline

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

2021-03-02
Dose 1 — Pfizer-BioNTech
2021-03-06
Registered in v-safe
2021-03-06
Survey response — days 1–6 daily, dose 1
MedDRA: Breast pain, Breast swelling — Feeling: Fair · Site: Pain · Joint pains, Fatigue or tiredness · Be unable to do your normal daily activities

Free text: My boob on the side I received the shot is swollen and hurting.

MedDRA releases: 2021-09,2023-04,2024-11 · check-in free text available
2021-03-07
Survey response — days 1–6 daily, dose 1
MedDRA: Breast pain, Breast swelling — Feeling: Fair · Site: Pain · Muscle or body aches, Fatigue or tiredness

Free text: My boob on the side where I got my shot is still a little swollen and experiencing pain.

MedDRA releases: 2021-09,2023-04,2024-11 · check-in free text available
2021-03-08
Survey response — days 1–6 daily, dose 1
MedDRA: Breast pain, Breast swelling — Feeling: Fair · Site: Pain · Joint pains, Muscle or body aches, Fatigue or tiredness

Free text: My boob still hurts and is a little swollen on the side where I got the injection. I took some turmeric and that seems to help a little with the swelling.

MedDRA releases: 2021-09,2023-04,2024-11 · check-in free text available
2021-03-09
Survey response — day 7, dose 1
MedDRA: Breast pain, Breast swelling — Feeling: Fair · Site: Pain, Itching · Muscle or body aches, Fatigue or tiredness

Free text: Still have some swelling in my boob on the side if the injection and my boob hurts because of it- mostly on the right side of the boob.

MedDRA releases: 2021-09,2023-04,2024-11 · check-in free text available
2021-03-16
Health check-in — day 14, dose 1
Feeling: Fair

Adult check-in
2021-03-23
Dose 2 — Pfizer-BioNTech
2021-03-24
Health check-in — days 1–6 daily, dose 2
Feeling: Poor · Site: Pain, Swelling · Fever · Chills, Headache, Muscle or body aches, Fatigue or tiredness, Nausea · Be unable to work, Be unable to do your normal daily activities

Adult check-in
2021-03-25
Survey response — days 1–6 daily, dose 2
MedDRA: Axillary pain, Breast pain, Oedema peripheral — Feeling: Fair · Site: Pain, Redness, Swelling · Fever · Chills, Headache, Muscle or body aches, Fatigue or tiredness · Be unable to do your normal daily activities

Free text: Swelling and soreness in my armpit and boob on the injection side.

MedDRA releases: 2021-09,2023-04,2024-11 · check-in free text available
2021-03-26
Survey response — days 1–6 daily, dose 2
MedDRA: Axillary pain, Oedema peripheral — Feeling: Fair · Site: Pain, Redness, Swelling, Itching · Chills, Headache, Fatigue or tiredness · Be unable to do your normal daily activities

Free text: My armpit and boob on the injection side is still quite swollen and sore.

MedDRA releases: 2021-09,2023-04,2024-11 · check-in free text available
2021-03-27
Survey response — days 1–6 daily, dose 2
MedDRA: Axillary pain, Breast pain, Breast swelling, Oedema peripheral — Feeling: Fair · Site: Pain, Redness, Itching · Fatigue or tiredness

Free text: Still experiencing swelling and soreness in my armpit and boob on my shot side.

MedDRA releases: 2021-09,2023-04,2024-11 · check-in free text available
2021-03-28
Survey response — days 1–6 daily, dose 2
MedDRA: Axillary pain, Breast pain, Breast swelling, Oedema peripheral — Feeling: Good · Site: Pain, Itching · Headache

Free text: STILL experiencing swelling and soreness in my armpit and boob on my shot side.

MedDRA releases: 2021-09,2023-04,2024-11 · check-in free text available
2021-03-29
Survey response — days 1–6 daily, dose 2
MedDRA: Axillary pain, Breast swelling, Oedema peripheral — Feeling: Good · Site: Pain, Itching · Headache

Free text: Swelling and soreness in my armpit and boob on the shot side.

MedDRA releases: 2021-09,2023-04,2024-11 · check-in free text available
2021-04-01
Survey response — day 7, dose 2
MedDRA: Axillary pain, Breast pain, Breast swelling, Oedema peripheral — Feeling: Good · Site: Itching

Free text: I'm still experiencing soreness and swelling in my breast and armpit on the shot side. It's beginning to concern me.

MedDRA releases: 2021-09,2023-04,2024-11 · check-in free text available
2021-04-06
Health check-in — day 14, dose 2
Feeling: Good

Adult check-in
2021-04-13
Health check-in — day 21, dose 2
Feeling: Good

Adult check-in
2021-04-20
Health check-in — day 28, dose 2
Feeling: Good

Adult check-in
2021-04-29
Survey response — day 35, dose 2
MedDRA: Headache, Lymphadenopathy, Pruritus — Feeling: Fair · Be unable to do your normal daily activities

Free text: More frequent and worsening headaches and itching in my swollen lymph nodes on my vaccine side.

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

Free text: Worsening fatigue. Continued headaches. Itching in my armpit and boob on my vaccine side.

MedDRA releases: 2021-09,2023-04,2024-11 · check-in free text available
2021-06-22
Health check-in — 3 months, dose 2
Feeling: Fair

Adult check-in
2021-09-21
Survey response — 6 months, dose 2
MedDRA: Acrochordon — Feeling: Fair

Free text: I've had an outbreak of skin tags on my belly and around my hip bone on one side.

MedDRA releases: 2024-11 · check-in free text available
2022-03-25
Survey response — 12 months, dose 2
MedDRA: Acrochordon — Feeling: Good

Free text: I continue to develop skin tags that started appearing a few weeks after my vaccines.

MedDRA releases: 2024-11 · check-in free text available

Vaccinations

Dose	Date	Manufacturer	Co-administered
1	2021-03-02	Pfizer-BioNTech
2	2021-03-23	Pfizer-BioNTech

Free text

Release 5 — days 1–6 daily, dose 1

2021-03-06

Systemic reaction (other): My boob on the side I received the shot is swollen and hurting.

2021-03-07

Systemic reaction (other): My boob on the side where I got my shot is still a little swollen and experiencing pain.

2021-03-08

Systemic reaction (other): My boob still hurts and is a little swollen on the side where I got the injection. I took some turmeric and that seems to help a little with the swelling.

Release 5 — day 7, dose 1

2021-03-09

Systemic reaction (other): Still have some swelling in my boob on the side if the injection and my boob hurts because of it- mostly on the right side of the boob.

Release 6 — days 1–6 daily, dose 2

2021-03-25

Systemic reaction (other): Swelling and soreness in my armpit and boob on the injection side.

2021-03-26

Systemic reaction (other): My armpit and boob on the injection side is still quite swollen and sore.

2021-03-27

Systemic reaction (other): Still experiencing swelling and soreness in my armpit and boob on my shot side.

2021-03-28

Systemic reaction (other): STILL experiencing swelling and soreness in my armpit and boob on my shot side.

2021-03-29

Systemic reaction (other): Swelling and soreness in my armpit and boob on the shot side.

Release 6 — day 7, dose 2

2021-04-01

Systemic reaction (other): I'm still experiencing soreness and swelling in my breast and armpit on the shot side. It's beginning to concern me.

Release 8 — day 35, dose 2

2021-04-29

Symptoms: More frequent and worsening headaches and itching in my swollen lymph nodes on my vaccine side.

Release 8 — day 42, dose 2

2021-05-04

Symptoms: Worsening fatigue. Continued headaches. Itching in my armpit and boob on my vaccine side.

Release 9 — 6 months, dose 2

2021-09-21

Symptoms: I've had an outbreak of skin tags on my belly and around my hip bone on one side.

Release 11 — 12 months, dose 2

2022-03-25

Symptoms: I continue to develop skin tags that started appearing a few weeks after my vaccines.

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	Acrochordon	·	·	✓
SD	Fatigue	✓	✓	✓
SD	Headache	✓	✓	✓
SD	Lymphadenopathy	✓	✓	✓
SD	Pruritus	✓	✓	✓
SRO	Axillary pain	✓	✓	✓
SRO	Breast pain	✓	✓	✓
SRO	Breast swelling	✓	✓	✓
SRO	Oedema peripheral	✓	✓	✓

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