5MF-24280-05399 · OpenVSafe

Timeline

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

2021-02-11
Dose 1 — Pfizer-BioNTech
2021-02-24
Registered in v-safe
2021-02-24
Health check-in — day 7, dose 1
Feeling: Good · None

Adult check-in
2021-02-25
Health check-in — day 14, dose 1
Feeling: Good

Adult check-in
2021-03-04
Health check-in — day 21, dose 1
Feeling: Good

Adult check-in
2021-03-06
Dose 2 — Pfizer-BioNTech
2021-03-11
Health check-in — days 1–6 daily, dose 2
Feeling: Good · None

Adult check-in
2021-03-13
Survey response — day 7, dose 2
MedDRA: No adverse event — Feeling: Good

Free text: No

MedDRA releases: 2021-09,2023-04,2024-11 · check-in free text available
2021-03-20
Health check-in — day 14, dose 2
Feeling: Good

Adult check-in
2021-03-27
Health check-in — day 21, dose 2
Feeling: Good

Adult check-in
2021-04-03
Health check-in — day 28, dose 2
Feeling: Good

Adult check-in
2021-04-10
Survey response — day 35, dose 2
MedDRA: Arthralgia — Feeling: Good

Free text: This is nothing very serious but since about the time I got my second vaccine, Ive had slightly tender knee joints. Initially I attributed to overuse in exercising, but lately Ive wondered if possibly it it had to do with the vaccine. Improving

MedDRA releases: 2021-09,2023-04,2024-11 · check-in free text available
2021-04-17
Health check-in — day 42, dose 2
Feeling: Good

Adult check-in
2021-06-07
Survey response — 3 months, dose 2
MedDRA: Arthralgia — Feeling: Good

Free text: This may just be old ageBut beginning about the time I received the Pfizer vaccine Ive been troubled by joint pain. Particularly my knees. Not something that troubled me before ever. Not really deep in the joints, but tenderness in the tendo

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

Adult check-in
2022-03-09
Health check-in — 12 months, dose 2
Feeling: Good

Adult check-in

Vaccinations

Dose	Date	Manufacturer	Co-administered
1	2021-02-11	Pfizer-BioNTech
2	2021-03-06	Pfizer-BioNTech

Free text

Release 5 — day 7, dose 2

2021-03-13

Systemic reaction (other): No

Release 7 — day 35, dose 2

2021-04-10

Symptoms: This is nothing very serious but since about the time I got my second vaccine, Ive had slightly tender knee joints. Initially I attributed to overuse in exercising, but lately Ive wondered if possibly it it had to do with the vaccine. Improving

Release 8 — 3 months, dose 2

2021-06-07

Symptoms: This may just be old ageBut beginning about the time I received the Pfizer vaccine Ive been troubled by joint pain. Particularly my knees. Not something that troubled me before ever. Not really deep in the joints, but tenderness in the tendo

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	Arthralgia	✓	✓	✓
SRO	No adverse event	✓	✓	✓

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