Abdominal swelling; Extreme stomach sensitivity to food; Intensified eczema flare/Eczema flare has not subsided and has maintained a presence on ''my'' face, neck, forearms, left armpit, folds of ''my'' arms, hands, inner thighs and abdomen; Severe stomach pains; took up running in an attempt to shake off the overall bloating; Fatigue/Reduced endurance; Reduced lung capacity; Greatly impacted ''my'' quality of life; This is a spontaneous report from a contactable consumer, the patient. A 25-year-old non-pregnant female patient received the second dose of BNT162b2 (PFIZER-BIONTECH COVID-19 mRNA VACCINE; Lot Number: EW0164) via an unspecified route of administration in the left arm on 21Apr2021 at 15:45 (at the age of 25-years-old) as a single dose for COVID-19 immunisation. Medical history included eczema, rheumatoid arthritis and known allergies to latex and meat. Prior to the vaccination, the patient was not diagnosed with COVID-19. Concomitant medications included vitamin d nos (VITAMIN D) for an unknown indication on an unknown date and unknown if ongoing. The patient did not receive any other vaccines within four weeks prior to the vaccination. The patient previously received the first dose of BNT162b2 (PFIZER-BIONTECH COVID-19 mRNA VACCINE; Lot number: ER8733) via an unspecified route of administration in the left arm on 30Mar2021 at 13:15 (at the age of 25-years-old) as a single dose for COVID-19 immunisation. On 22Apr2021 at 07:00, the day following the second vaccine the patient experienced both abdominal swelling and extreme stomach sensitivity to food (never before experienced) as well as an intensified eczema flare (the worst at least 3 years). The patient had to eat a strict anti-inflammatory diet to alleviate severe stomach pains that would result from consuming any refined grains or sugars. The patient also took up running in an attempt to shake off the overall bloating and fatigue she felt, but experienced reduced lung capacity and endurance. Whereas the stomach issues were resolved after sticking to the diet for about three to four weeks, the eczema flare had not subsided and had maintained a presence on her face, neck, forearms, left armpit, folds of her arms, hands, inner thighs and abdomen this had greatly impacted her quality of life. The last flare that she had at this level of severity was only resolved when she cut out meat from her diet (she had not eaten meat in 4 years since then). The events did not result in doctor or other healthcare professional office/clinic visit, emergency room/department or urgent care. Therapeutic measures were not taken as a result of the events. Since the vaccination, the patient had not been tested for COVID-19. The clinical outcome of the events abdominal swelling, extreme stomach sensitivity to food, severe stomach pains and overall bloating, reduced lung capacity and  endurance, fatigue were resolved with lasting effects on an unknown date in 2021; while that of the events intensified eczema flare, eczema flare not subsided and had maintained a presence on her face, neck, forearms, left armpit, folds of her arms, hands, inner thighs and abdomen, greatly impacted her quality of life were not resolved at the time of this report.