felt sluggish/increasingly fatigued; skin stickiness; metallic taste in mouth/sweet taste in mouth and tongue; severely dizzy/woozy; very uncomfortable feeling; indescribable feeling; cooling/burning rushing sensation from side of her neck to the base of her skull; spinal sensation up neck; Tachycardia; sweaty palms; This spontaneous case was reported by a consumer and describes the occurrence of DYSGEUSIA (metallic taste in mouth/sweet taste in mouth and tongue), DIZZINESS (severely dizzy/woozy), DISCOMFORT (very uncomfortable feeling), FEELING ABNORMAL (indescribable feeling) and SKIN BURNING SENSATION (cooling/burning rushing sensation from side of her neck to the base of her skull) in a 50-year-old female patient who received mRNA-1273 (Moderna COVID-19 Vaccine) (batch no. 031M20A) for COVID-19 vaccination. The occurrence of additional non-serious events is detailed below.     The patient's past medical history included Pancreatic insufficiency (Chronic Pancreatic Insufficiency) on 15-Jul-2014 and Aortic aneurysm on 31-Jul-2017. Concurrent medical conditions included Loeys-Dietz syndrome since 31-Oct-2016, Bradycardia since 31-Jan-2001, Chronic fatigue since 31-Jan-2001, Reaction to preservatives, Drug allergy (Allergic to epinephrine), Iodine contrast media allergy, Food allergy and Drug allergy (Allergic to PEG). Concomitant products included MAGNESIUM from 31-Jul-2010 to an unknown date, CALCIUM from 31-Jul-2010 to an unknown date and ZINC from 31-Jul-2010 to an unknown date for Cramps, PANCREATIN (CREON) from 31-Jul-2012 to an unknown date and OMEPRAZOLE from 31-Jul-2012 to an unknown date for Pancreatitis, ASCORBIC ACID, CALCIUM, MINERALS NOS, RETINOL, TOCOPHERYL ACETATE, VITAMIN B NOS, VITAMINS NOS, ZINC (CENTRUM SILVER [ASCORBIC ACID;CALCIUM;MINERALS NOS;RETINOL;TOCOPHERYL ACETATE;VITAMIN B NOS;VITAMINS NOS;ZINC]) for Supplementation therapy, VITAMIN B NOS, VITAMIN C [ASCORBIC ACID], VITAMIN D [VITAMIN D NOS], TOCOPHEROL (VITAMIN E [TOCOPHEROL]) and ACYCLOVIR [ACICLOVIR] for an unknown indication.    On 16-Feb-2021, the patient received first dose of mRNA-1273 (Moderna COVID-19 Vaccine) (Intramuscular) 1 dosage form. On 16-Feb-2021, the patient experienced DYSGEUSIA (metallic taste in mouth/sweet taste in mouth and tongue), DIZZINESS (severely dizzy/woozy), DISCOMFORT (very uncomfortable feeling), FEELING ABNORMAL (indescribable feeling), SKIN BURNING SENSATION (cooling/burning rushing sensation from side of her neck to the base of her skull), PARAESTHESIA (spinal sensation up neck), TACHYCARDIA (Tachycardia), HYPERHIDROSIS (sweaty palms) and STICKY SKIN (skin stickiness). On an unknown date, the patient experienced FATIGUE (felt sluggish/increasingly fatigued). On 16-Feb-2021, PARAESTHESIA (spinal sensation up neck) had resolved. At the time of the report, DYSGEUSIA (metallic taste in mouth/sweet taste in mouth and tongue) had resolved, DIZZINESS (severely dizzy/woozy), DISCOMFORT (very uncomfortable feeling), FEELING ABNORMAL (indescribable feeling), SKIN BURNING SENSATION (cooling/burning rushing sensation from side of her neck to the base of her skull) and HYPERHIDROSIS (sweaty palms) outcome was unknown and TACHYCARDIA (Tachycardia), FATIGUE (felt sluggish/increasingly fatigued) and STICKY SKIN (skin stickiness) had not 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.   The patient reported talking with her PCP (Primary Care Physician) and thought it best not to receive the second dose.  Treatment information was not reported.   Most recent FOLLOW-UP information incorporated above includes: On 22-Jun-2021: Significant follow up appended