couldn't get back to sleep; a little bit of diarrhea; feeling achy all over,still aching all over; fever; chills; left arm hurt a little bit; "didn't feel too good",feeling awful,pretty bad; cramping in legs; This spontaneous case was reported by a patient and describes the occurrence of FEELING ABNORMAL ("didn't feel too good",feeling awful,pretty bad), MUSCLE SPASMS (cramping in legs), INSOMNIA (couldn't get back to sleep), DIARRHOEA (a little bit of diarrhea) and MYALGIA (feeling achy all over,still aching all over) in a 64-year-old female patient who received mRNA-1273 (Moderna COVID-19 Vaccine) (batch nos. 054A22A, 026C21A, 008B21A and 024M20A) for COVID-19 vaccination. The occurrence of additional non-serious events is detailed below.     Previously administered products included for Flu: Flu IM Vaccine (Flu IM Vaccine (right deltoid) on 24Oct2021.) on 24-Oct-2021. Past adverse reactions to the above products included No adverse event with Flu IM Vaccine. Concurrent medical conditions included Blood pressure high (Start Date: 25 years ago Patient reported her HCP changed her blood pressure medication a year ago.) and Thyroiditis (Start Date: 15 to 20 years ago).   On 04-Mar-2021, the patient received first dose of mRNA-1273 (Moderna COVID-19 Vaccine) (Intramuscular) .5 milliliter. On 01-Apr-2021, received second dose of mRNA-1273 (Moderna COVID-19 Vaccine) (Intramuscular) dosage was changed to .5 milliliter. On 24-Oct-2021, received third dose of mRNA-1273 (Moderna COVID-19 Vaccine) (Intramuscular) dosage was changed to .25 milliliter. On 25-May-2022, received fourth dose of mRNA-1273 (Moderna COVID-19 Vaccine) (Intramuscular) dosage was changed to .25 milliliter. On 25-May-2022, the patient experienced FEELING ABNORMAL ("didn't feel too good",feeling awful,pretty bad), MUSCLE SPASMS (cramping in legs), MYALGIA (feeling achy all over,still aching all over), PYREXIA (fever), CHILLS (chills) and VACCINATION SITE PAIN (left arm hurt a little bit). On 26-May-2022, the patient experienced INSOMNIA (couldn't get back to sleep) and DIARRHOEA (a little bit of diarrhea). The patient was treated with IBUPROFEN (MOTRIN [IBUPROFEN]) at an unspecified dose and frequency and LORAZEPAM for Leg cramps, at an unspecified dose and frequency. At the time of the report, FEELING ABNORMAL ("didn't feel too good",feeling awful,pretty bad), MYALGIA (feeling achy all over,still aching all over), PYREXIA (fever), CHILLS (chills) and VACCINATION SITE PAIN (left arm hurt a little bit) outcome was unknown, MUSCLE SPASMS (cramping in legs) and INSOMNIA (couldn't get back to sleep) was resolving and DIARRHOEA (a little bit of diarrhea) had not resolved.            Caller mentioned she lost a lot of weight over a year ago due to a health scare after taking a beta blocker medication. She reported she lost 145 lbs. Patient was on  blood pressure medication . Patient stated after receiving her second Moderna booster dose on 25May2022 at 10:30 AM,she reported her left arm hurt a little bit after the injection. On 25May2022 around 5:30 PM the patient stated she 'didn't feel too good'. On 25May2022 around 7:30 PM, patient  reported experiencing chills, fever, cramping in legs and 'feeling achy all over'. On 26May2022 around 2:00 AM in the morning, patient stated she woke up 'feeling awful' and couldn't get back to sleep. She reported she was still aching all over. She stated at 10:30 AM she finally went back to sleep and is now currently feeling better.   This case was linked to MOD-2022-577887, MOD-2022-577895, MOD-2022-577896 (Patient Link).