headache; It's glowing red, & has a streak on each side.; massive rash on the under side of both arms; severe itching; felt like a thousand needle pricks on my arms; sore arm; headache; Injection site "itched"; It was red around the injection site; This spontaneous case was reported by a consumer and describes the occurrence of ERYTHEMA (It's glowing red, & has a streak on each side.) and RASH (massive rash on the under side of both arms) in a 53-year-old male patient who received mRNA-1273 (Moderna COVID-19 Vaccine) (batch no. 052C21A) for COVID-19 vaccination. The occurrence of additional non-serious events is detailed below.     The patient's past medical history included COVID-19 (I was diagnosed Covid-19 positive about 60-70 days ago.) on 11-Aug-2021, Fever on 11-Aug-2021 and Joint pain on 11-Aug-2021.    On 30-Jul-2021, the patient received first dose of mRNA-1273 (Moderna COVID-19 Vaccine) (unknown route) 1 dosage form. On 30-Jul-2021, the patient experienced VACCINATION SITE PRURITUS (Injection site "itched") and VACCINATION SITE ERYTHEMA (It was red around the injection site). On 31-Jul-2021, the patient experienced MYALGIA (sore arm) and the first episode of HEADACHE (headache). On 08-Aug-2021, the patient experienced ERYTHEMA (It's glowing red, & has a streak on each side.) (seriousness criterion medically significant), RASH (massive rash on the under side of both arms) (seriousness criterion medically significant), PRURITUS (severe itching) and PARAESTHESIA (felt like a thousand needle pricks on my arms). On 11-Aug-2021, the patient experienced the second episode of HEADACHE (headache). The patient was treated with TRIAMCINOLONE (topical) at a dose of .5 percent twice a day and CALAMINE, GLYCEROL, ZINC OXIDE (CALAMINE LOTION) at an unspecified dose and frequency. At the time of the report, ERYTHEMA (It's glowing red, & has a streak on each side.), RASH (massive rash on the under side of both arms), PRURITUS (severe itching), PARAESTHESIA (felt like a thousand needle pricks on my arms), VACCINATION SITE PRURITUS (Injection site "itched"), VACCINATION SITE ERYTHEMA (It was red around the injection site) and MYALGIA (sore arm) outcome was unknown and last episode of HEADACHE (headache) had not resolved.      DIAGNOSTIC RESULTS (normal ranges are provided in parenthesis if available): On 11-Aug-2021, SARS-CoV-2 test: positive (Positive) Diagnosed Covid-19 positive about 60-70 days ago.     The action taken with mRNA-1273 (Moderna COVID-19 Vaccine) (Unknown) was unknown.   For mRNA-1273 (Moderna COVID-19 Vaccine) (Unknown), the reporter did not provide any causality assessments.   Patient stated that he was also instructed to take over the counter antihistamines for few days. He took 2 a day for 2 days then stopped, because it was not therapeutic.  It has been reported that the patient has tried cold compresses and ice. But it only provided short relief. No concomitant medication details was provided.  Based on the current available information and temporal association between the use of the product and the start date of the events, a causal relationship cannot be excluded.   Most recent FOLLOW-UP information incorporated above includes: On 11-Aug-2021: Follow-up received by safety 11-Aug-2021 contained no new information.; Sender's Comments: Based on the current available information and temporal association between the use of the product and the start date of the events, a causal relationship cannot be excluded.