it constricted her breathing/couldn't breath; Costochondritis/there was inflammation her ribs; bruising; has been having on and off rashes on her chest; waking up in the middle of the night; had a flare up and it got really red and itchy; had a flare up and it got really red and itchy/Then Randomly her Ear is on fire, its bright red; sore arm/arm soreness; punch inflammation inflammatory reaction; Redness in chest; Swollen lymph nodes; ear on fire and is bright red; bad chest pain; This is a spontaneous report from a contactable consumer. A 30-year-old female patient received bnt162b2 (BNT162B2, solution for injection, Lot Number: ER8730), dose 1 via an unspecified route of administration, administered in Arm Left on 23Mar2021 07:00 as dose 1, single for COVID-19 immunisation. The patient medical history was not reported. Concomitant medication(s) included prednisone (PREDNISONE) 10mg, 3 times a day for first 2 days; 2 10mg tablets for twice a day for next 2 days. States that after doctor stopped the Prednisone, she was put on Cyclobenzaprine and Hydroxyzine. States that she was just given these today. On an unspecified date, the patient experienced sore arm/arm soreness, punch inflammation inflammatory reaction, redness in chest, swollen lymph nodes, it constricted her breathing/couldn't breath, costochondritis/there was inflammation her ribs, bruising, has been having on and off rashes on her chest, waking up in the middle of the night, had a flare up and it got really red and itchy, had a flare up and it got really red and itchy/then randomly her ear is on fire, its bright red, her ear is on fire, its bright red on 01Apr2021 and bad chest pain on 25Mar2021. Sore arm, Thursday punch inflammation inflammatory reaction. Redness in chest. Swollen lymph nodes. Twice to HCP, tried prednisone. Asking for recommendation on second dose. Potential duplicate AE. States she has been having some really weird side effects. States that it has been 9 days since the first shot. States that in the first couple of days, she just had arm soreness. On the third day, started having really bad chest pain, almost like someone was punching her in the chest. States that it constricted her breathing. Went to the ER and they said she had Costochondritis, stating there was inflammation her ribs. States that under her arm is really hurting and there is bruising under her sternum. States that she has been having on and off rashes on her chest. States that she went to her primary doctor twice, including today. States that her doctor told her to call Pfizer to see if she should be getting the second dose of the vaccine, or if she should get the Moderna vaccine. States that her doctor stated it may have been an allergic reaction to the vaccine. Chest pain and arm pain: States that she got the shot on 23Mar2021 and the chest pain started on 25Mar2021. States that it started up on top of the front of the arm and down around the arm. Was more severe in the side that she got the vaccine. States that the other arm is hurting a bit, but mostly in the same arm. States that it is still hurting now. Treatment was given Ibuprofen in the ER and was given a prescription for 800mg Ibuprofen prescription. States that she went to the doctor on Monday and was given Prednisone. States that she went again today because of more things happening, she was waking up in the middle of the night, her chest was pounding and she couldn't breath and that went away but then she would get rashes and that would go away. States that she has always had these since this happened. States that there is redness on her chest, mostly from inflammation. A few days ago, had a flare up and it got really red and itchy. States that it goes away in an hour. States that this occurs randomly. Then Randomly her Ear is on fire, its bright red and then goes away for an hour. States that this started today. She is not sure if this is from the Prednisone because it occurred shortly after taking it. The patient underwent lab tests and procedures which included chest x-ray: normal, electrocardiogram: normal. Therapeutic measures were taken as a result of sore arm/arm soreness, punch inflammation inflammatory reaction, bad chest pain. The outcome of all the events was unknown.  No follow-up attempts are possible. No further information is expected.