Left sided chest pressure (concern of myocarditis); Left sided chest pressure (concern of myocarditis); Left sided chest pressures, like a chest pain on the left side; Shortness of breath; Chills; Wasn't feeling good with joint pain; Wasn't feeling good with joint pain/Wasn't feeling good after he received the vaccine; Not feeling well; Whole time from the time he got the dose till now he is been not feeling good; Fatigued/Still feeling fatigued; A lot of congestion; Sick; Muscle injection site was painful, arm was sore; Arm pain, the site of injection was really painful; Muscle injection site was painful, arm was sore; Arm pain, the site of injection was really painful; He didn't looked good at all, he just looked white; Ear infection; This is a spontaneous report from a contactable other healthcare professional . A 20-years-old male patient received BNT162B2 (PFIZER-BIONTECH COVID-19 VACCINE, formulation: Solution for injection, Batch/Lot Number: EW0178; Expiration Date: 31Aug2021), dose 1 via an unspecified route of administration, administered in Arm Left (at the age of 20-years-old) on 02Jun2021 as single dose for COVID-19 immunization. Medical history included asthma from an unknown date and ongoing. Concomitant medication(s) included salbutamol sulfate (PROAIR [SALBUTAMOL SULFATE]) taken for an unspecified indication, start and stop date were not reported. Nurse stated, Initially when he has a dose of the first dose like two three days after he was experiencing, he also had a muscle that was given, he had a muscle injection site was painful, that arm was sore that was given, but he also started experiencing shortness of breath and same left sided chest pressure and I called his pediatrician and that's why we are just watching him because it wasnt to the point where he was full blown shortness of breath, full blown chest pressure stayed last for a couple of days then getting it worst. But he had the chills, he had fatigue is still there and it started to subside and then couple days after since it subside, fatigue never left but then he started to get chills again and fatigue was even more pronounce and then started more congestion and then he has ear infection, which we took him to doctor 2 days ago and he has started antibiotics. So the whole time from the time he got the dose till now he is been not feeling good, so now with the antibiotics he is feeling a little better and on 04Jun or 05Jun, like Friday to Saturday he was expecting little shortness of breath and then he was having a little bit of left side chest pressure, he had the arm pain initially and the site of injection was really painful and then the fatigue probably started the same time Friday Saturday he just, he didn't looked good at all, he just looked white. The patient experienced left sided chest pressure (concern of myocarditis), like a chest pain on the left side, shortness of breath, chills on an wasn't feeling good with joint pain wasn't feeling good with joint pain/wasn't feeling good after he received the vaccine; not feeling well; whole time from the time he got the dose till now he is been not feeling good, fatigued/still feeling fatigued on an unspecified date, ear infection on 19Jun2021 and a lot of congestion, muscle injection site was painful, arm was sore; arm pain, the site of injection was really, muscle injection site was painful, arm was sore; arm pain, the site of injection was really painful, he didn't looked good at all, he just looked white on an unspecified date. The patient was treated with antibiotics for ear infection. The patient underwent lab tests and procedures which included sars-cov-2 test result: negative. Caller stated His sons next dose (of Pfizer COVID vaccine) is due Wednesday. But until now he has not been feeling good. I don't want to give him the vaccine when he's sick. Does that make a difference with the effectiveness if I delay the second dose and she heard people had worse side effects for the first few days with fevers, body aches, nausea, fever and subsided and then they take their 2nd dose and are better after the 2nd dose, also stated her sons symptoms were not acute, but is not sure if it is coincidental if his ear infection was due to the vaccine. The outcome of the events were reported as unknown.; Sender's Comments: Based on the current available information and the plausible drug-event temporal association, a possible contributory role of the suspect product BNT162B2 to the development of event myocarditis cannot be totally excluded.   The impact of this report on the benefit/risk profile of the Pfizer product is evaluated as part of Pfizer procedures for safety evaluation, including the review and analysis of aggregate data for adverse events. Any safety concern identified as part of this review, as well as any appropriate action in response, will be promptly notified to regulatory authorities, Ethics Committees, and Investigators, as appropriate.