My first dose was 25May2021 and the second one is 13Aug2021; I have had headache now for six months; experienced twitching; GI issues; I have had back pain, back spams; My eyes developed floaters in them; Vertigo; I am nauseous all the time; anxiety; I was so sick; just can not get out of the bed; I have had back pain, back spams; This is a spontaneous report received from a contactable reporter(s) (Consumer or other non HCP). The reporter is the patient.  A 23 year-old male patient received BNT162b2 (BNT162B2), administered in arm left, administration date 13Aug2021 (Lot number: FA9099) at the age of 22 years as dose 2, single for covid-19 immunisation. The patient had no relevant medical history. There were no concomitant medications. Vaccination history included: Bnt162b2 (First Dose, Lot: EW0199), administration date: 25May2021, when the patient was 22 years old, for Covid-19 Immunization, reaction(s): "when I got my first shot and I noticed some problems". The following information was reported: INAPPROPRIATE SCHEDULE OF PRODUCT ADMINISTRATION (non-serious) with onset 13Aug2021, outcome "unknown", described as "My first dose was 25May2021 and the second one is 13Aug2021"; HEADACHE (non-serious) with onset 2021, outcome "unknown", described as "I have had headache now for six months"; MUSCLE TWITCHING (non-serious) with onset 2021, outcome "unknown", described as "experienced twitching"; GASTROINTESTINAL DISORDER (non-serious) with onset 2021, outcome "unknown", described as "GI issues"; BACK PAIN (non-serious), MUSCLE SPASMS (non-serious) all with onset 2021, outcome "unknown" and all described as "I have had back pain, back spams"; VITREOUS FLOATERS (non-serious) with onset 2021, outcome "unknown", described as "My eyes developed floaters in them"; VERTIGO (non-serious) with onset 2021, outcome "unknown", described as "Vertigo"; NAUSEA (non-serious) with onset 2021, outcome "unknown", described as "I am nauseous all the time"; ANXIETY (non-serious) with onset 2021, outcome "unknown", described as "anxiety"; ILLNESS (non-serious) with onset 2021, outcome "unknown", described as "I was so sick"; BEDRIDDEN (non-serious) with onset 2021, outcome "unknown", described as "just can not get out of the bed". The event "anxiety" was evaluated at the physician office visit. Relevant laboratory tests and procedures are available in the appropriate section. Therapeutic measures were taken as a result of anxiety.  Additional Information: The patient has been dealing with an adverse reaction or a reaction from the vaccine from the past six months. The patient went to doctor when he got his first shot. The patient did not have any lab work in the past two weeks. The patient got test done when it first happened, he had MRIs done and like other people have been speaking to issue nothing shows up in any test. The patient have not been to the hospital  or to the doctors in years before he got his shot. As for treatment, the patient stated that :"The only thing when I got, provided to me when I have started this because all the test showing up negative, the doctor put me on anxiety and at that point I was so sick and just can not get out of the bed and I was willing to try anything. So, I was on anxiety medication. I would not say it helped but I would say probably at time it helped. My symptoms cycled, like for one week it feels like okay and hits with the wave of another symptoms and I am out for 2 weeks."     No follow-up attempts are possible. No further information is expected.