2AW-12564-26338

3 vaccinations 15 coded responses 39 check-ins 15 free-text entries 0 call cases

Sex: Female
Age at first dose: 31-35
ZIP prefix: 060 / CT
Registered: 2021-04-09

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

2021-04-07
Dose 1 — Pfizer-BioNTech
2021-04-09
Registered in v-safe
2021-04-09
Survey response — days 1–6 daily, dose 1
MedDRA: Lactation disorder — Feeling: Good · Site: Pain · Headache

Free text: I am currently breastfeeding and I noticed I am producing less milk

MedDRA releases: 2021-09,2023-04,2024-11 · check-in free text available
2021-04-10
Health check-in — days 1–6 daily, dose 1
Feeling: Good · None

Adult check-in
2021-04-11
Health check-in — days 1–6 daily, dose 1
Feeling: Good · None

Adult check-in
2021-04-12
Health check-in — days 1–6 daily, dose 1
Feeling: Good · None

Adult check-in
2021-04-13
Health check-in — days 1–6 daily, dose 1
Feeling: Good · None

Adult check-in
2021-04-14
Health check-in — day 7, dose 1
Feeling: Good · None

Adult check-in
2021-04-21
Survey response — day 14, dose 1
MedDRA: Oropharyngeal pain — Feeling: Good

Free text: Sore throat - but I think it is pollen allergies

MedDRA releases: 2021-09,2023-04,2024-11 · check-in free text available
2021-04-28
Health check-in — day 21, dose 1
Feeling: Good

Adult check-in
2021-05-05
Dose 2 — Pfizer-BioNTech
2021-05-05
Health check-in — day 0, dose 2
Feeling: Good · Site: Pain · None

Adult check-in
2021-05-06
Health check-in — days 1–6 daily, dose 2
Feeling: Fair · Site: Pain · Chills, Headache, Muscle or body aches

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

Adult check-in
2021-05-08
Survey response — days 1–6 daily, dose 2
MedDRA: Breast feeding, Oedema peripheral, Tenderness — Feeling: Good · Site: Pain

Free text: Swelling and tenderness in armpit. I actually had this yesterday too but originally though it was a clogged duct (I am currently breastfeeding), but it was not.

MedDRA releases: 2021-09,2023-04,2024-11 · check-in free text available
2021-05-09
Survey response — days 1–6 daily, dose 2
MedDRA: Dry mouth, Dry throat, Oedema peripheral, Tenderness — Feeling: Good · Site: Pain

Free text: Armpit swelling/tenderness; dry throat & mouth

MedDRA releases: 2021-09,2023-04,2024-11 · check-in free text available
2021-05-10
Survey response — days 1–6 daily, dose 2
MedDRA: Oedema peripheral, Tenderness — Feeling: Good

Free text: Some swelling in armpit, but not longer tender

MedDRA releases: 2021-09,2023-04,2024-11 · check-in free text available
2021-05-11
Health check-in — days 1–6 daily, dose 2
Feeling: Good · None

Adult check-in
2021-05-12
Health check-in — day 7, dose 2
Feeling: Good · None

Adult check-in
2021-05-19
Health check-in — day 14, dose 2
Feeling: Good

Adult check-in
2021-05-26
Health check-in — day 21, dose 2
Feeling: Good

Adult check-in
2021-06-02
Health check-in — day 28, dose 2
Feeling: Good

Adult check-in
2021-06-09
Health check-in — day 35, dose 2
Feeling: Good

Adult check-in
2021-06-16
Health check-in — day 42, dose 2
Feeling: Good

Adult check-in
2021-08-04
Survey response — 3 months, dose 2
MedDRA: Fatigue, Respiratory tract congestion — Feeling: Good

Free text: Congestion, fatigue

MedDRA releases: 2021-09,2024-11 · check-in free text available
2021-11-03
Health check-in — 6 months, dose 2
Feeling: Good

Adult check-in
2021-12-05
Dose 3 — Pfizer-BioNTech
2021-12-05
Health check-in — day 0, dose 3
Feeling: Good · Site: Pain · None

Adult check-in
2021-12-06
Survey response — days 1–6 daily, dose 3
MedDRA: Lymphadenopathy — Feeling: Good · Site: Pain, Redness · Chills, Muscle or body aches, Fatigue or tiredness

Free text: Swollen lymph node in left armpit (same side as vaccine was given)

MedDRA releases: 2024-11 · check-in free text available
2021-12-07
Survey response — days 1–6 daily, dose 3
MedDRA: Lactation insufficiency, Lymph node pain, Lymphadenopathy — Feeling: Good · Site: Pain · Muscle or body aches, Fatigue or tiredness

Free text: Swollen lymph node with pain in armpit; large decrease in breastmilk supply. I had a decrease in breastmilk supply yesterday too (forgot to report that).

MedDRA releases: 2024-11 · check-in free text available
2021-12-08
Survey response — days 1–6 daily, dose 3
MedDRA: Lactation insufficiency, Lymphadenopathy — Feeling: Good · Site: Pain · Headache, Muscle or body aches

Free text: Swollen lymph node in armpit and neck, decrease in breastmilk production. I just realized my daughter (who is eating breastmilk) has been sleeping poorly the past few nights since I've been vaccinated as well.

MedDRA releases: 2024-11 · check-in free text available
2021-12-09
Survey response — days 1–6 daily, dose 3
MedDRA: Lactation insufficiency, Lymphadenopathy — Feeling: Good · Headache

Free text: Swollen lymph nodes in armpit and neck; low breastmilk production

MedDRA releases: 2024-11 · check-in free text available
2021-12-10
Survey response — days 1–6 daily, dose 3
MedDRA: Lactation insufficiency, Lymphadenopathy — Feeling: Good

Free text: Swollen lymphnode in armpit, swollen lymph on neck has gone down; breastmilk supply is finally back to normal.

MedDRA releases: 2024-11 · check-in free text available
2021-12-11
Survey response — days 1–6 daily, dose 3
MedDRA: Lactation insufficiency, Lactation puerperal increased, Lymph node pain, Lymphadenopathy — Feeling: Good

Free text: Still have a slight swollen lymphnode in armpit, some pain in it this morning. I haven't noticed any pain this afternoon. Milk production is back to normal, slightly higher (most likely because I tried pumping longer when I wasn't producing as much).

MedDRA releases: 2024-11 · check-in free text available
2021-12-12
Health check-in — day 7, dose 3
Feeling: Good · None

Adult check-in
2021-12-19
Survey response — day 14, dose 3
MedDRA: Respiratory tract congestion, Rhinorrhoea — Feeling: Good

Free text: Congestion, runny nose

MedDRA releases: 2024-11 · check-in free text available
2021-12-26
Health check-in — day 21, dose 3
Feeling: Good

Adult check-in
2022-01-02
Health check-in — day 28, dose 3
Feeling: Good

Adult check-in
2022-01-09
Survey response — day 35, dose 3
MedDRA: Fatigue — Feeling: Good

Free text: Fatigue. I just realized I've been fatigued for a while. I'm only getting an average of about 5.5 hours of sleep each night, so it may be unrelated to that vaccine. But wanted to share just in case.

MedDRA releases: 2024-11 · check-in free text available
2022-01-16
Health check-in — day 42, dose 3
Feeling: Good

Adult check-in
2022-03-07
Health check-in — 3 months, dose 3
Feeling: Good

Adult check-in
2022-06-05
Survey response — 6 months, dose 3
MedDRA: Fatigue, Somnolence — Feeling: Good

Free text: Fatigue. It has actually been happening for months. I thought it was because I had a young child and not getting as many hours of sleep, but I have been sleeping fine for months now and have trouble staying awake every day.

MedDRA releases: 2024-11 · check-in free text available
2022-12-05
Health check-in — 12 months, dose 3
Feeling: Good

Adult check-in

Vaccinations

Dose	Date	Manufacturer	Co-administered
1	2021-04-07	Pfizer-BioNTech
2	2021-05-05	Pfizer-BioNTech
3	2021-12-05	Pfizer-BioNTech	No

Free text

Release 7 — days 1–6 daily, dose 1

2021-04-09

Systemic reaction (other): I am currently breastfeeding and I noticed I am producing less milk

Release 7 — day 14, dose 1

2021-04-21

Symptoms: Sore throat - but I think it is pollen allergies

Release 8 — days 1–6 daily, dose 2

2021-05-08

Systemic reaction (other): Swelling and tenderness in armpit. I actually had this yesterday too but originally though it was a clogged duct (I am currently breastfeeding), but it was not.

2021-05-09

Systemic reaction (other): Armpit swelling/tenderness; dry throat & mouth

2021-05-10

Systemic reaction (other): Some swelling in armpit, but not longer tender

Release 9 — 3 months, dose 2

2021-08-04

Symptoms: Congestion, fatigue

Release 10 — days 1–6 daily, dose 3

2021-12-06

Systemic reaction (other): Swollen lymph node in left armpit (same side as vaccine was given)

2021-12-07

Systemic reaction (other): Swollen lymph node with pain in armpit; large decrease in breastmilk supply. I had a decrease in breastmilk supply yesterday too (forgot to report that).

2021-12-08

Systemic reaction (other): Swollen lymph node in armpit and neck, decrease in breastmilk production. I just realized my daughter (who is eating breastmilk) has been sleeping poorly the past few nights since I've been vaccinated as well.

2021-12-09

Systemic reaction (other): Swollen lymph nodes in armpit and neck; low breastmilk production

2021-12-10

Systemic reaction (other): Swollen lymphnode in armpit, swollen lymph on neck has gone down; breastmilk supply is finally back to normal.

2021-12-11

Systemic reaction (other): Still have a slight swollen lymphnode in armpit, some pain in it this morning. I haven't noticed any pain this afternoon. Milk production is back to normal, slightly higher (most likely because I tried pumping longer when I wasn't producing as much). cut off by CDC

Release 10 — day 14, dose 3

2021-12-19

Symptoms: Congestion, runny nose

Release 10 — day 35, dose 3

2022-01-09

Symptoms: Fatigue. I just realized I've been fatigued for a while. I'm only getting an average of about 5.5 hours of sleep each night, so it may be unrelated to that vaccine. But wanted to share just in case.

Release 11 — 6 months, dose 3

2022-06-05

Symptoms: Fatigue. It has actually been happening for months. I thought it was because I had a young child and not getting as many hours of sleep, but I have been sleeping fine for months now and have trouble staying awake every day.

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	Fatigue	✓	·	✓
SD	Oropharyngeal pain	✓	✓	✓
SD	Respiratory tract congestion	✓	·	✓
SD	Rhinorrhoea	·	·	✓
SD	Somnolence	·	·	✓
SRO	Breast feeding	✓	✓	✓
SRO	Dry mouth	✓	✓	✓
SRO	Dry throat	✓	✓	✓
SRO	Lactation disorder	✓	✓	✓
SRO	Lactation insufficiency	·	·	✓
SRO	Lactation puerperal increased	·	·	✓
SRO	Lymph node pain	·	·	✓
SRO	Lymphadenopathy	·	·	✓
SRO	Oedema peripheral	✓	✓	✓
SRO	Tenderness	✓	✓	✓

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