More than 35 days for second dose; Got period twice in a month/period came back, and it started again this week; was sick; "wasn't feeling well"; had cold symptoms: runny nose and coughing /They didn't know if it was allergies or a common cold; had cold symptoms: runny nose and coughing /They didn't know if it was allergies or a common cold; "my period went nothing, stopped, lost it"/"some issues came up and still couldn't get the second dose"; shakiness, she was really shaky/wasn't actually shaking but her body felt like that, like when you have low blood sugar; This spontaneous case was reported by a consumer and describes the occurrence of PRODUCT DOSE OMISSION ISSUE (More than 35 days for second dose), TREMOR (shakiness, she was really shaky/wasn't actually shaking but her body felt like that, like when you have low blood sugar), ILLNESS (was sick), VACCINATION COMPLICATION ("wasn't feeling well") and RHINORRHOEA (had cold symptoms: runny nose and coughing /They didn't know if it was allergies or a common cold) in a 48-year-old female patient who received mRNA-1273 (Moderna COVID-19 Vaccine) (batch no. 025B21A) for COVID-19 vaccination. The occurrence of additional non-serious events is detailed below.     No Medical History information was reported.    On 06-Apr-2021, the patient received first dose of mRNA-1273 (Moderna COVID-19 Vaccine) (Intramuscular) 1 dosage form. On 06-Apr-2021, the patient experienced TREMOR (shakiness, she was really shaky/wasn't actually shaking but her body felt like that, like when you have low blood sugar). In May 2021, the patient experienced ILLNESS (was sick), VACCINATION COMPLICATION ("wasn't feeling well"), RHINORRHOEA (had cold symptoms: runny nose and coughing /They didn't know if it was allergies or a common cold), COUGH (had cold symptoms: runny nose and coughing /They didn't know if it was allergies or a common cold) and MENSTRUAL DISORDER ("my period went nothing, stopped, lost it"/"some issues came up and still couldn't get the second dose"). On 03-Jun-2021, the patient experienced MENSTRUATION IRREGULAR (Got period twice in a month/period came back, and it started again this week). On an unknown date, the patient experienced PRODUCT DOSE OMISSION ISSUE (More than 35 days for second dose). On 08-Apr-2021, TREMOR (shakiness, she was really shaky/wasn't actually shaking but her body felt like that, like when you have low blood sugar) had resolved. In May 2021, ILLNESS (was sick), VACCINATION COMPLICATION ("wasn't feeling well"), RHINORRHOEA (had cold symptoms: runny nose and coughing /They didn't know if it was allergies or a common cold) and COUGH (had cold symptoms: runny nose and coughing /They didn't know if it was allergies or a common cold) had resolved. On 03-Jun-2021, MENSTRUAL DISORDER ("my period went nothing, stopped, lost it"/"some issues came up and still couldn't get the second dose") had resolved. At the time of the report, PRODUCT DOSE OMISSION ISSUE (More than 35 days for second dose) and MENSTRUATION IRREGULAR (Got period twice in a month/period came back, and it started again this week) had resolved.        The action taken with mRNA-1273 (Moderna COVID-19 Vaccine) (Intramuscular) was unknown.   For mRNA-1273 (Moderna COVID-19 Vaccine) (Intramuscular), the reporter did not provide any causality assessments.   No Concomitant and Treatment medications were provided.