33T-70945-95774 · OpenVSafe

Timeline

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

2021-03-23
Dose 1 — Moderna
2021-04-06
Registered in v-safe
2021-04-06
Survey response — day 14, dose 1
MedDRA: Gait disturbance, Muscle spasms, Musculoskeletal stiffness, Myalgia — Feeling: Fair · Be unable to do your normal daily activities

Free text: Last few days growing stiffness and sore muscles overall. Got severe cramping in left leg calf muscle. Unable to walk very far at all- just a block or so, and I usually walk a mile or more. Was considering going to Dr. and today a bit better

MedDRA releases: 2021-09,2023-04,2024-11 · check-in free text available
2021-04-13
Dose 2 — Moderna
2021-04-13
Survey response — day 21, dose 1
MedDRA: Muscle spasms, Myalgia — Feeling: Fair · Be unable to do your normal daily activities

Free text: Muscle cramps in my left leg. Just starting to subside in the last day or two. Also other muscle aches that are beginning to lessen

MedDRA releases: 2021-09,2023-04,2024-11 · check-in free text available
2021-05-02
Survey response — day 14, dose 2
MedDRA: Joint stiffness, Muscle spasms — Feeling: Fair · Be unable to do your normal daily activities

Free text: Muscle cramping and joint stiffness

MedDRA releases: 2021-09,2023-04,2024-11 · check-in free text available
2021-05-04
Health check-in — day 21, dose 2
Feeling: Good

Adult check-in
2021-07-13
Health check-in — 3 months, dose 2
Feeling: Good

Adult check-in
2021-10-14
Health check-in — 6 months, dose 2
Feeling: Fair

Adult check-in
2021-10-26
Dose 3 — Moderna
2022-04-13
Health check-in — 12 months, dose 2
Feeling: Good

Adult check-in
2022-04-28
Survey response — 6 months, dose 3
MedDRA: Muscle spasms, Musculoskeletal stiffness — Feeling: Fair

Free text: Extensive Stiff muscles throughout body and muscle spasms

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

Vaccinations

Dose	Date	Manufacturer	Co-administered
1	2021-03-23	Moderna
2	2021-04-13	Moderna
3	2021-10-26	Moderna	No

Free text

Release 7 — day 14, dose 1

2021-04-06

Symptoms: Last few days growing stiffness and sore muscles overall. Got severe cramping in left leg calf muscle. Unable to walk very far at all- just a block or so, and I usually walk a mile or more. Was considering going to Dr. and today a bit better

Release 7 — day 21, dose 1

2021-04-13

Symptoms: Muscle cramps in my left leg. Just starting to subside in the last day or two. Also other muscle aches that are beginning to lessen

Release 8 — day 14, dose 2

2021-05-02

Symptoms: Muscle cramping and joint stiffness

Release 11 — 6 months, dose 3

2022-04-28

Symptoms: Extensive Stiff muscles throughout body and muscle spasms

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	Gait disturbance	✓	·	✓
SD	Joint stiffness	✓	✓	✓
SD	Muscle spasms	✓	✓	✓
SD	Musculoskeletal stiffness	✓	✓	✓
SD	Myalgia	✓	✓	✓

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