Side effects/had a huge reaction; Washed up/forearm is weird; Forearm started to swell up/bubble in the arm right away in the crease at the bottom of the arm/forearm is swollen/Armpit is swollen; lower arm was painful/Pain in leg area; Not eating/can't eat; Anemia; collar bone area in the neck area is painful/neck started hurting bad; Collar bone area in the neck area is swollen; lost 20 pounds in weight; Pain in vaginal area; Armpit is painful; lymph nodes are swollen in the forearm area too/other lymph nodes are getting bigger; Feeling tired; Nauseous; shoulder started hurting 2nd week and in the collar bone area/Pain in hip; having throbbing in the back of the head and ear area; This spontaneous case was reported by a consumer and describes the occurrence of VACCINATION COMPLICATION (Side effects/had a huge reaction), FEELING ABNORMAL (Washed up/forearm is weird), PERIPHERAL SWELLING (Forearm started to swell up/bubble in the arm right away in the crease at the bottom of the arm/forearm is swollen/Armpit is swollen), PAIN IN EXTREMITY (lower arm was painful/Pain in leg area) and FEEDING DISORDER (Not eating/can't eat) in a 41-year-old female patient who received mRNA-1273 (Moderna COVID-19 Vaccine) (batch nos. 031H21A, 048A21A and 011A21A) for COVID-19 vaccination. The occurrence of additional non-serious events is detailed below.     The patient's past medical history included Anemia (Anemic) and Partial hysterectomy (7 months ago). Concurrent medical conditions included Obesity and Hypothyroidism (On medication). Concomitant products included LEVOTHYROXINE for Hypothyroidism.   On 04-Mar-2021, the patient received first dose of mRNA-1273 (Moderna COVID-19 Vaccine) (Intramuscular) 1 dosage form. On 01-Apr-2021, received second dose of mRNA-1273 (Moderna COVID-19 Vaccine) (Intramuscular) dosage was changed to 1 dosage form. On 27-Nov-2021, received third dose of mRNA-1273 (Moderna COVID-19 Vaccine) (Intramuscular) dosage was changed to 1 dosage form. On an unknown date, the patient experienced VACCINATION COMPLICATION (Side effects/had a huge reaction), FEELING ABNORMAL (Washed up/forearm is weird), PERIPHERAL SWELLING (Forearm started to swell up/bubble in the arm right away in the crease at the bottom of the arm/forearm is swollen/Armpit is swollen), PAIN IN EXTREMITY (lower arm was painful/Pain in leg area), FEEDING DISORDER (Not eating/can't eat), ANAEMIA (Anemia), NECK PAIN (collar bone area in the neck area is painful/neck started hurting bad), SWELLING (Collar bone area in the neck area is swollen), WEIGHT DECREASED (lost 20 pounds in weight), VULVOVAGINAL PAIN (Pain in vaginal area), AXILLARY PAIN (Armpit is painful), LYMPHADENOPATHY (lymph nodes are swollen in the forearm area too/other lymph nodes are getting bigger), FATIGUE (Feeling tired), NAUSEA (Nauseous), ARTHRALGIA (shoulder started hurting 2nd week and in the collar bone area/Pain in hip) and HEADACHE (having throbbing in the back of the head and ear area). The patient was treated with CEPHALEXIN [CEFALEXIN] for Adverse event, at a dose of 500 mg every eight hours and Manual therapy (Warm Compresses) for Peripheral swelling. At the time of the report, VACCINATION COMPLICATION (Side effects/had a huge reaction), FEELING ABNORMAL (Washed up/forearm is weird), PERIPHERAL SWELLING (Forearm started to swell up/bubble in the arm right away in the crease at the bottom of the arm/forearm is swollen/Armpit is swollen), PAIN IN EXTREMITY (lower arm was painful/Pain in leg area), FEEDING DISORDER (Not eating/can't eat), ANAEMIA (Anemia), NECK PAIN (collar bone area in the neck area is painful/neck started hurting bad), SWELLING (Collar bone area in the neck area is swollen), WEIGHT DECREASED (lost 20 pounds in weight), VULVOVAGINAL PAIN (Pain in vaginal area), AXILLARY PAIN (Armpit is painful), LYMPHADENOPATHY (lymph nodes are swollen in the forearm area too/other lymph nodes are getting bigger), FATIGUE (Feeling tired), NAUSEA (Nauseous), ARTHRALGIA (shoulder started hurting 2nd week and in the collar bone area/Pain in hip) and HEADACHE (having throbbing in the back of the head and ear area) had not resolved.      DIAGNOSTIC RESULTS (normal ranges are provided in parenthesis if available): On an unknown date, Blood pressure measurement: normal (normal) normal. On an unknown date, Blood test: normal (normal) blood work came back good but stated that she had anemia. On an unknown date, Ultrasound scan: normal (normal) There is no blood clot present.     For mRNA-1273 (Moderna COVID-19 Vaccine) (Intramuscular), the reporter did not provide any causality assessments.   It was reported that the patient continued to do warm compressed to help it go down a bit. Also the patient was prescribed with an antibiotic in week 3 after the sonogram and ultrasound was ordered. The patient was freaking out and crying during the call. The patient also stated that her blood pressure was good.  The patient lastly reports that the treatment did not seem to work as she was still having the swelling and none of the stuff went down. And also that it seemed that the other lymph nodes were also getting bigger.