Patient did not take second dose; Diarrhoea; severe allergic reaction to the Moderna Vaccine; whole body hurts; reactivated her CRPS; face and eye continues to twitch; eyes hurt and were burning; eyes hurt and were burning; rash started spreading from the injection site and extended to her elbow; right arm was red; head was very foggy, states she couldn't think; ribs started hurting; pain extended up her neck and to her head; extremely tired and exhausted; pain extended up her neck and to her head/headache; arm hurt for day; right arm was swelled up; right arm was itching; This spontaneous case was reported by a non-health professional (subsequently medically confirmed) and describes the occurrence of PERIPHERAL SWELLING (right arm was swelled up), PRURITUS (right arm was itching), ERYTHEMA (right arm was red), FEELING ABNORMAL (head was very foggy, states she couldn't think) and MUSCULOSKELETAL CHEST PAIN (ribs started hurting) in a 79-year-old female patient who received mRNA-1273 (Moderna COVID-19 Vaccine) (batch no. 030a21a) for COVID-19 vaccination. The occurrence of additional non-serious events is detailed below.     The patient's past medical history included Complex regional pain syndrome and Bile duct stent insertion (has 2 stents, one in her bile duct and one in her hepatic duct.). Concomitant products included LEVETIRACETAM (KEPPRA), PHENOBARBITAL, COLCHICINE (COLCRYS), Pepto Bimal and pain med for bile duct and liver pain for an unknown indication.    On 12-Mar-2021, the patient received first dose of mRNA-1273 (Moderna COVID-19 Vaccine) (unknown route) 1 dosage form. On 12-Mar-2021, the patient experienced PERIPHERAL SWELLING (right arm was swelled up), PRURITUS (right arm was itching) and PAIN IN EXTREMITY (arm hurt for day). On 19-Mar-2021, the patient experienced ERYTHEMA (right arm was red), FEELING ABNORMAL (head was very foggy, states she couldn't think), MUSCULOSKELETAL CHEST PAIN (ribs started hurting), NECK PAIN (pain extended up her neck and to her head), FATIGUE (extremely tired and exhausted) and HEADACHE (pain extended up her neck and to her head/headache). On 20-Mar-2021, the patient experienced VACCINATION SITE RASH (rash started spreading from the injection site and extended to her elbow). On 23-Mar-2021, the patient experienced EYE PAIN (eyes hurt and were burning) and EYE IRRITATION (eyes hurt and were burning). On 24-Mar-2021, the patient experienced MUSCLE TWITCHING (face and eye continues to twitch). On 29-Mar-2021, the patient experienced CONDITION AGGRAVATED (reactivated her CRPS), ALLERGY TO VACCINE (severe allergic reaction to the Moderna Vaccine) and MYALGIA (whole body hurts). On 03-Apr-2021, the patient experienced DIARRHOEA (Diarrhoea). On an unknown date, the patient experienced PRODUCT DOSE OMISSION ISSUE (Patient did not take second dose). The patient was treated with DICLOFENAC SODIUM (ANTI-INFLAMMATORY) at an unspecified dose and frequency; BISMUTH SUBSALICYLATE (PEPTO-BISMOL) at an unspecified dose and frequency; Ice/heat at an unspecified dose and frequency; ACETYLSALICYLIC ACID (ASPIRIN (E.C.)) at an unspecified dose and frequency; CORTISONE ACETATE at an unspecified dose and frequency and Remedy from acupuncturist at an unspecified dose and frequency. On 14-Mar-2021, PAIN IN EXTREMITY (arm hurt for day) had resolved. On 03-Apr-2021, VACCINATION SITE RASH (rash started spreading from the injection site and extended to her elbow) had resolved. At the time of the report, PERIPHERAL SWELLING (right arm was swelled up), PRURITUS (right arm was itching), ERYTHEMA (right arm was red), FEELING ABNORMAL (head was very foggy, states she couldn't think), MUSCULOSKELETAL CHEST PAIN (ribs started hurting), NECK PAIN (pain extended up her neck and to her head), EYE PAIN (eyes hurt and were burning), EYE IRRITATION (eyes hurt and were burning), CONDITION AGGRAVATED (reactivated her CRPS), PRODUCT DOSE OMISSION ISSUE (Patient did not take second dose), DIARRHOEA (Diarrhoea), ALLERGY TO VACCINE (severe allergic reaction to the Moderna Vaccine), MUSCLE TWITCHING (face and eye continues to twitch), MYALGIA (whole body hurts), FATIGUE (extremely tired and exhausted) and HEADACHE (pain extended up her neck and to her head/headache) outcome was unknown.        The action taken with mRNA-1273 (Moderna COVID-19 Vaccine) (Unknown) was unknown.       Anti-inflammatory, Pepto-bismol and Ice/heat were used as treatment medication.   Most recent FOLLOW-UP information incorporated above includes: On 19-Apr-2021: Follow-up received on 19-APR-2021. Aspirin, Cortisone cream, Remedy from acupuncturist was provided as treatment medication. The patient stated adverse events as : toxins in her liver, face and eye continues to twitch and severe allergic reaction to the Moderna Vaccine. However the patient also stated that most of the symptoms have lessened.