Z94-14756-40639

2 vaccinations 12 coded responses 26 check-ins 12 free-text entries 0 call cases

Sex: Female
Age at first dose: 36-40
ZIP prefix: 936 / CA
Registered: 2021-03-12

Relationship: Self
Race: N/A
Ethnicity: N/A

Timeline Vaccinations Free text MedDRA terms

Timeline

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

2021-03-12
Registered in v-safe
2021-03-12
Dose 1 — Pfizer-BioNTech
2021-03-12
Health check-in — day 0, dose 1
Feeling: Good · None

Adult check-in
2021-03-13
Survey response — days 1–6 daily, dose 1
MedDRA: Mouth swelling, Muscle twitching — Feeling: Fair · Site: Pain, Swelling · Fatigue or tiredness

Free text: On the left side of my mouth, same side as my vaccine arm, my mouth felt strange for a few hours swollen and twitching. Reminded me of the sensation you get after a dentist visit where your face hurts after dental work.

MedDRA releases: 2021-09,2023-04,2024-11 · check-in free text available
2021-03-14
Health check-in — days 1–6 daily, dose 1
Feeling: Good · Site: Pain · None

Adult check-in
2021-03-15
Health check-in — days 1–6 daily, dose 1
Feeling: Good · Site: Pain · Fatigue or tiredness

Adult check-in
2021-03-16
Health check-in — days 1–6 daily, dose 1
Feeling: Good · None

Adult check-in
2021-03-17
Survey response — days 1–6 daily, dose 1
MedDRA: Headache, Lethargy — Feeling: Fair · Headache, Fatigue or tiredness · Be unable to do your normal daily activities

Free text: bad headaches started in the evenings. lethargic today.

MedDRA releases: 2021-09,2023-04,2024-11 · check-in free text available
2021-03-18
Survey response — days 1–6 daily, dose 1
MedDRA: Headache — Feeling: Good · Headache

Free text: I have had moderate to severe headaches in the evenings. None today yet thankfully.

MedDRA releases: 2021-09,2023-04,2024-11 · check-in free text available
2021-03-19
Survey response — day 7, dose 1
MedDRA: Headache — Feeling: Good · Headache

Free text: headaches again last night.

MedDRA releases: 2021-09,2023-04,2024-11 · check-in free text available
2021-03-26
Survey response — day 14, dose 1
MedDRA: Fatigue, Headache, Lethargy, Pyrexia, Throat irritation — Feeling: Poor

Free text: itchy throat, headaches on and off, lethargic and fatigued, feverish but no fever normal temperature 97.9-98.9.

MedDRA releases: 2021-09,2023-04,2024-11 · check-in free text available
2021-04-02
Health check-in — day 21, dose 1
Feeling: Good

Adult check-in
2021-04-09
Dose 2 — Pfizer-BioNTech
2021-04-09
Health check-in — day 0, dose 2
Feeling: Good · None

Adult check-in
2021-04-10
Health check-in — days 1–6 daily, dose 2
Feeling: Fair · Site: Pain, Swelling · Fatigue or tiredness

Adult check-in
2021-04-11
Survey response — days 1–6 daily, dose 2
MedDRA: Heavy menstrual bleeding, Menstrual disorder, Menstruation irregular — Feeling: Good · Site: Swelling

Free text: Period started 5 days early. Last vaccination for covid, it was extremely heavy and not normal for my cycle.

MedDRA releases: 2021-09,2023-04,2024-11 · check-in free text available
2021-04-12
Survey response — days 1–6 daily, dose 2
MedDRA: Heavy menstrual bleeding, Polymenorrhoea — Feeling: Good · Site: Pain

Free text: As previously stated-early menstrual cycle and abnormally heavy.

MedDRA releases: 2021-09,2023-04,2024-11 · check-in free text available
2021-04-13
Health check-in — days 1–6 daily, dose 2
Feeling: Good · Site: Itching · None

Adult check-in
2021-04-14
Survey response — days 1–6 daily, dose 2
MedDRA: Asthenia, Brain fog, Feeling abnormal — Feeling: Fair · Fatigue or tiredness

Free text: Head and mind fog. Lack of energy.

MedDRA releases: 2021-09,2023-04,2024-11 · check-in free text available
2021-04-15
Health check-in — days 1–6 daily, dose 2
Feeling: Good · None

Adult check-in
2021-04-16
Health check-in — day 7, dose 2
Feeling: Good · Joint pains

Adult check-in
2021-04-23
Health check-in — day 14, dose 2
Feeling: Good

Adult check-in
2021-04-30
Health check-in — day 21, dose 2
Feeling: Fair

Adult check-in
2021-05-07
Health check-in — day 28, dose 2
Feeling: Good

Adult check-in
2021-05-14
Survey response — day 35, dose 2
MedDRA: Dysmenorrhoea, Heavy menstrual bleeding, Menstruation irregular, Pelvic pain, Vulvovaginal pain — Feeling: Fair · Be unable to do your normal daily activities

Free text: i may have already mentioned but after receiving my vaccination my menstrual cycles are completely different: severe cramping, vaginal&pelvic pains, extremely heavy flows needing not just a large pad but also super tampons so i dont leak everywher

MedDRA releases: 2021-09,2023-04,2024-11 · check-in free text available
2021-05-21
Survey response — day 42, dose 2
MedDRA: Abdominal pain lower — Feeling: Fair

Free text: my menstrual cycle was 9 days long! Experiencing lower abdominal cramps after cycle ended. Headaches stopped thankfully.

MedDRA releases: 2021-09,2023-04,2024-11 · check-in free text available
2021-07-09
Survey response — 3 months, dose 2
MedDRA: Abdominal pain, Headache, Muscle spasms — Feeling: Good

Free text: severe headaches on and off, severe abdominal pains/cramping.

MedDRA releases: 2021-09,2023-04,2024-11 · check-in free text available
2021-10-08
Health check-in — 6 months, dose 2
Feeling: Fair

Adult check-in
2022-04-12
Survey response — 12 months, dose 2
MedDRA: Chest pain, Dysmenorrhoea, Heavy menstrual bleeding, Lethargy, Migraine — Feeling: Good

Free text: Heavy and extremely painful menstrual cycles, migraines, chest pains and lethargic.

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

Vaccinations

Dose	Date	Manufacturer	Co-administered
1	2021-03-12	Pfizer-BioNTech
2	2021-04-09	Pfizer-BioNTech

Free text

Release 5 — days 1–6 daily, dose 1

2021-03-13

Systemic reaction (other): On the left side of my mouth, same side as my vaccine arm, my mouth felt strange for a few hours swollen and twitching. Reminded me of the sensation you get after a dentist visit where your face hurts after dental work.

2021-03-17

Systemic reaction (other): bad headaches started in the evenings. lethargic today.

2021-03-18

Systemic reaction (other): I have had moderate to severe headaches in the evenings. None today yet thankfully.

Release 5 — day 7, dose 1

2021-03-19

Systemic reaction (other): headaches again last night.

Release 6 — day 14, dose 1

2021-03-26

Symptoms: itchy throat, headaches on and off, lethargic and fatigued, feverish but no fever normal temperature 97.9-98.9.

Release 7 — days 1–6 daily, dose 2

2021-04-11

Systemic reaction (other): Period started 5 days early. Last vaccination for covid, it was extremely heavy and not normal for my cycle.

2021-04-12

Systemic reaction (other): As previously stated-early menstrual cycle and abnormally heavy.

2021-04-14

Systemic reaction (other): Head and mind fog. Lack of energy.

Release 8 — day 35, dose 2

2021-05-14

Symptoms: i may have already mentioned but after receiving my vaccination my menstrual cycles are completely different: severe cramping, vaginal&pelvic pains, extremely heavy flows needing not just a large pad but also super tampons so i dont leak everywher

Release 8 — day 42, dose 2

2021-05-21

Symptoms: my menstrual cycle was 9 days long! Experiencing lower abdominal cramps after cycle ended. Headaches stopped thankfully.

Release 9 — 3 months, dose 2

2021-07-09

Symptoms: severe headaches on and off, severe abdominal pains/cramping.

Release 11 — 12 months, dose 2

2022-04-12

Symptoms: Heavy and extremely painful menstrual cycles, migraines, chest pains and lethargic.

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	Abdominal pain	✓	✓	✓
SD	Abdominal pain lower	✓	✓	✓
SD	Chest pain	·	·	✓
SD	Dysmenorrhoea	✓	✓	✓
SD	Fatigue	✓	✓	✓
SD	Headache	✓	✓	✓
SD	Heavy menstrual bleeding	✓	✓	✓
SD	Lethargy	✓	✓	✓
SD	Menstruation irregular	✓	✓	✓
SD	Migraine	·	·	✓
SD	Muscle spasms	✓	✓	✓
SD	Pelvic pain	✓	✓	✓
SD	Pyrexia	✓	✓	✓
SD	Throat irritation	✓	✓	✓
SD	Vulvovaginal pain	✓	✓	✓
SRO	Asthenia	✓	·	✓
SRO	Brain fog	✓	·	✓
SRO	Feeling abnormal	○	✓	○
SRO	Headache	✓	✓	✓
SRO	Heavy menstrual bleeding	✓	✓	✓
SRO	Lethargy	✓	✓	✓
SRO	Menstrual disorder	○	✓	○
SRO	Menstruation irregular	✓	·	✓
SRO	Mouth swelling	✓	✓	✓
SRO	Muscle twitching	✓	✓	✓
SRO	Polymenorrhoea	✓	✓	✓

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