ZCN-94957-40214

4 vaccinations 12 coded responses 45 check-ins 11 free-text entries 0 call cases

Sex: Male
Age at first dose: 51-55
ZIP prefix: 217 / MD
Registered: 2021-01-22

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

2021-01-21
Dose 1 — Pfizer-BioNTech
2021-01-22
Registered in v-safe
2021-01-22
Health check-in — days 1–6 daily, dose 1
Feeling: Fair · Site: Pain · Headache, Fatigue or tiredness, Nausea

Adult check-in
2021-01-23
Health check-in — days 1–6 daily, dose 1
Feeling: Good · Fatigue or tiredness

Adult check-in
2021-01-24
Survey response — days 1–6 daily, dose 1
MedDRA: Dehydration, Feeling abnormal, Headache — Feeling: Good · Headache

Free text: Feeling much better. The day after I definitely felt weird but the next day was much better and today I feel normal. I had a headache today after a run but feel like I was just a little dehydrated.

MedDRA releases: 2021-09,2023-04,2024-11 · check-in free text available
2021-01-25
Health check-in — days 1–6 daily, dose 1
Feeling: Good · Abdominal pain

Adult check-in
2021-01-27
Health check-in — days 1–6 daily, dose 1
Feeling: Good · None

Adult check-in
2021-01-28
Health check-in — day 7, dose 1
Feeling: Good · None

Adult check-in
2021-02-05
Health check-in — day 14, dose 1
Feeling: Good

Adult check-in
2021-02-11
Health check-in — day 21, dose 1
Feeling: Good

Adult check-in
2021-02-15
Dose 2 — Pfizer-BioNTech
2021-02-16
Health check-in — days 1–6 daily, dose 2
Feeling: Poor · Site: Pain · Chills, Headache, Muscle or body aches, Fatigue or tiredness · Be unable to do your normal daily activities

Adult check-in
2021-02-18
Health check-in — days 1–6 daily, dose 2
Feeling: Good · Site: Pain · None

Adult check-in
2021-02-19
Health check-in — days 1–6 daily, dose 2
Feeling: Good · Headache

Adult check-in
2021-02-21
Health check-in — days 1–6 daily, dose 2
Feeling: Good · Headache

Adult check-in
2021-02-22
Health check-in — day 7, dose 2
Feeling: Good · Fatigue or tiredness

Adult check-in
2021-03-03
Health check-in — day 14, dose 2
Feeling: Good

Adult check-in
2021-03-08
Survey response — day 21, dose 2
MedDRA: Headache — Feeling: Good

Free text: Daily headaches but I dont believe it has anything to do with the vaccine. I think its sinus related but wanted to note it.

MedDRA releases: 2021-09,2023-04,2024-11 · check-in free text available
2021-03-15
Health check-in — day 28, dose 2
Feeling: Good

Adult check-in
2021-03-22
Health check-in — day 35, dose 2
Feeling: Good

Adult check-in
2021-03-31
Survey response — day 42, dose 2
MedDRA: Fatigue — Feeling: Fair

Free text: Just been unusually tired. Not sure if it has anything to do with the vaccination but wanted to make a note of it. I had felt this way last week at my online check-in as well but didnt note it because I didnt think it was significant enough.

MedDRA releases: 2021-09,2023-04,2024-11 · check-in free text available
2021-05-17
Survey response — 3 months, dose 2
MedDRA: Gingival pain, Toothache — Feeling: Good

Free text: Specific Gum & tooth pain. Dont think its related to vaccination but wanted to note or

MedDRA releases: 2021-09,2023-04,2024-11 · check-in free text available
2021-08-16
Survey response — 6 months, dose 2
MedDRA: Fatigue, Malaise — Feeling: Fair

Free text: Just tired and a little blah but dont know if it has anything to do with vaccine

MedDRA releases: 2021-09,2024-11 · check-in free text available
2021-12-01
Dose 3 — Moderna
2021-12-01
Health check-in — day 0, dose 3
Feeling: Fair · Site: Pain · Headache, Fatigue or tiredness

Adult check-in
2021-12-02
Survey response — days 1–6 daily, dose 3
MedDRA: Chills, Muscle twitching — Feeling: Fair · Site: Pain · Chills, Headache, Muscle or body aches, Fatigue or tiredness, Nausea · Be unable to do your normal daily activities

Free text: Major chills and a few twitches overnight but significantly better now.

MedDRA releases: 2024-11 · check-in free text available
2021-12-04
Health check-in — days 1–6 daily, dose 3
Feeling: Good · Site: Pain · Muscle or body aches, Fatigue or tiredness

Adult check-in
2021-12-05
Health check-in — days 1–6 daily, dose 3
Feeling: Good · Site: Pain · Fatigue or tiredness

Adult check-in
2021-12-06
Health check-in — days 1–6 daily, dose 3
Feeling: Fair · Site: Pain · Fatigue or tiredness

Adult check-in
2021-12-07
Health check-in — days 1–6 daily, dose 3
Feeling: Fair · Fatigue or tiredness

Adult check-in
2021-12-08
Health check-in — day 7, dose 3
Feeling: Good · Fatigue or tiredness

Adult check-in
2021-12-15
Health check-in — day 14, dose 3
Feeling: Good

Adult check-in
2021-12-22
Survey response — day 21, dose 3
MedDRA: Headache, Oropharyngeal pain, Respiratory tract congestion — Feeling: Good · Be unable to do your normal daily activities

Free text: I had a sore throat, headaches, and congestion. Got a negative rapid test at my doctor's office.

MedDRA releases: 2024-11 · check-in free text available
2021-12-29
Survey response — day 28, dose 3
MedDRA: Nasopharyngitis — Feeling: Fair · Be unable to do your normal daily activities

Free text: Still just feeling some light cold symptoms

MedDRA releases: 2024-11 · check-in free text available
2022-01-05
Health check-in — day 35, dose 3
Feeling: Good

Adult check-in
2022-01-12
Health check-in — day 42, dose 3
Feeling: Good

Adult check-in
2022-03-02
Health check-in — 3 months, dose 3
Feeling: Fair

Adult check-in
2022-09-09
Dose 4 — Pfizer-BioNTech
2022-09-09
Health check-in — day 0, dose 4
Feeling: Fair · Headache, Joint pains, Muscle or body aches, Fatigue or tiredness · Be unable to do your normal daily activities

Adult check-in
2022-09-10
Health check-in — days 1–6 daily, dose 4
Feeling: Fair · Site: Pain · Headache, Joint pains, Muscle or body aches, Fatigue or tiredness · Be unable to do your normal daily activities

Adult check-in
2022-09-11
Health check-in — days 1–6 daily, dose 4
Feeling: Fair · Site: Pain · Headache, Joint pains, Muscle or body aches, Fatigue or tiredness

Adult check-in
2022-09-12
Health check-in — days 1–6 daily, dose 4
Feeling: Fair · Headache, Joint pains, Muscle or body aches, Fatigue or tiredness

Adult check-in
2022-09-16
Health check-in — day 7, dose 4
Feeling: Good · Headache

Adult check-in
2022-09-23
Survey response — day 14, dose 4
MedDRA: Neck pain — Feeling: Fair · Be unable to do your normal daily activities

Free text: Random sharp neck pain in the back of my neck. Not sure if any relation to vaccine.

MedDRA releases: 2024-11 · check-in free text available
2022-10-01
Health check-in — day 21, dose 4
Feeling: Good

Adult check-in
2022-10-07
Survey response — day 28, dose 4
MedDRA: Headache, Neck pain — Feeling: Fair · Be unable to do your normal daily activities

Free text: Back of head/neck pain is popping back up. This started shortly after vaccination and flares at times.

MedDRA releases: 2024-11 · check-in free text available
2022-10-16
Health check-in — day 35, dose 4
Feeling: Good

Adult check-in
2022-10-21
Health check-in — day 42, dose 4
Feeling: Good

Adult check-in
2022-12-11
Survey response — 3 months, dose 4
MedDRA: Headache — Feeling: Good · Be unable to do your normal daily activities

Free text: Headaches

MedDRA releases: 2024-11 · check-in free text available
2023-03-13
Survey response — 6 months, dose 4
MedDRA: COVID-19 — Feeling: Fair · Be unable to work or attend school, Be unable to do your normal daily activities

MedDRA releases: 2024-11

Vaccinations

Dose	Date	Manufacturer	Co-administered
1	2021-01-21	Pfizer-BioNTech
2	2021-02-15	Pfizer-BioNTech
3	2021-12-01	Moderna	No
4	2022-09-09	Pfizer-BioNTech	No

Free text

Release 2 — days 1–6 daily, dose 1

2021-01-24

Systemic reaction (other): Feeling much better. The day after I definitely felt weird but the next day was much better and today I feel normal. I had a headache today after a run but feel like I was just a little dehydrated.

Release 5 — day 21, dose 2

2021-03-08

Symptoms: Daily headaches but I dont believe it has anything to do with the vaccine. I think its sinus related but wanted to note it.

Release 6 — day 42, dose 2

2021-03-31

Symptoms: Just been unusually tired. Not sure if it has anything to do with the vaccination but wanted to make a note of it. I had felt this way last week at my online check-in as well but didnt note it because I didnt think it was significant enough.

Release 8 — 3 months, dose 2

2021-05-17

Symptoms: Specific Gum & tooth pain. Dont think its related to vaccination but wanted to note or

Release 9 — 6 months, dose 2

2021-08-16

Symptoms: Just tired and a little blah but dont know if it has anything to do with vaccine

Release 10 — days 1–6 daily, dose 3

2021-12-02

Systemic reaction (other): Major chills and a few twitches overnight but significantly better now.

Release 10 — day 21, dose 3

2021-12-22

Symptoms: I had a sore throat, headaches, and congestion. Got a negative rapid test at my doctor's office.

Release 10 — day 28, dose 3

2021-12-29

Symptoms: Still just feeling some light cold symptoms

Release 12 — day 14, dose 4

2022-09-23

Symptoms: Random sharp neck pain in the back of my neck. Not sure if any relation to vaccine.

Release 12 — day 28, dose 4

2022-10-07

Symptoms: Back of head/neck pain is popping back up. This started shortly after vaccination and flares at times.

Release 12 — 3 months, dose 4

2022-12-11

Symptoms: 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

Field	Preferred term	2021-09	2023-04	2024-11
SD	COVID-19	·	·	✓
SD	Fatigue	✓	✓	✓
SD	Gingival pain	✓	✓	✓
SD	Headache	✓	✓	✓
SD	Malaise	✓	·	✓
SD	Nasopharyngitis	·	·	✓
SD	Neck pain	·	·	✓
SD	Oropharyngeal pain	·	·	✓
SD	Respiratory tract congestion	·	·	✓
SD	Toothache	✓	✓	✓
SRO	Chills	·	·	✓
SRO	Dehydration	✓	✓	✓
SRO	Feeling abnormal	✓	✓	✓
SRO	Headache	✓	✓	✓
SRO	Muscle twitching	·	·	✓

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