he had bruise sensation on both hand and feet,; faint blueness in his hand; swelling sensation on his hand and down to his feet; Swollen right hand; right bicep pain; This is a spontaneous report from a contactable consumer (Patient, self reported). A 49-years-old male patient received first dose of  bnt162b2 (PFIZER BIONTECH COVID-19 mRNA VACCINE, Solution for injection, Batch/Lot Number: EWD162 Expiry date: Unknown),  via an unspecified route of administration, administered in Arm Right on 08Apr2021 13:45 (at the age of 49-years-old) as dose 1, single for covid-19 immunisation. Medical history included asthma, thrombosis, Allergies, multiple sclerosis. Concomitant medications included colecalciferol (VITAMIN D [COLECALCIFEROL]) (vitamin D or multivitamin, as reported). The patient previously took copaxone (glatirarmer acetate) and experienced hypersensitivity. Patient did not receive any other vaccines within 4 weeks prior to the COVID vaccine. Prior to vaccination, patient was not diagnosed with COVID-19, Since the vaccination, patient has not been tested for COVID-19. On 08Apr2021 23:00, the patient experienced swollen right hand, right bicep pain, on unspecified date he had bruise sensation on both hand, feet, faint blueness in his hand and swelling sensation on his hand and down to his feet. No treatment received for Swollen right hand and right bicep pain. The Outcome of events swollen right hand, right bicep pain was not recovered, for other events was unknown.  Additional Context: Caller reported that the swelling and pain he reported in the online form is a moving target. Caller reported that it seems to be getting a little worse right now. Caller inquired how long he should wait and what he should receive to treat his AEs. Caller inquired if he should need to seek a physician, does he need to contact his primary care physician or can he go to an urgent care. Caller reported that he is experiencing adverse reactions following the first dose of the Covid-19 vaccine on 08Apr2021. Caller stated that he is looking for advice on where he should go now. Patient stated that he was "sick and tired" of trying to report this situation to Pfizer and that he believed that the Pfizer marketing team does not want to receive these type of reports. Response: Captured his information to make an e-report, attempted to transfer call unsuccessfully. Caller already reported his reaction on the webpage. Product: PFIZER-BIONTECH COVID-19 VACCINE Question: Patient wants to know if he could request for his second dose of the Pfizer COVID-19 vaccine to be half the dose of the first one if he improves his condition by the time he is supposed to receive the second dose, he received the first dose of the Pfizer COVID-19 vaccine on April 8th and is scheduled to receive the second dose on April 29th, he does not want to receive a second full dose because of the adverse reactions that he developed when he received the first dose: he had bruise sensation on both hand and feet, faint blueness in his hand, swelling sensation on his hand and down to his feet that cause a discomfort sensation specially on his left cap, the swelling sensation is primarily on his right side (he received the shot on his right side) his major discomfort is on his left cap, somedays he feels better somedays worst but the side effects wont go away, as an underlying condition he has thrombosis and is very susceptible to medications, he mentioned that in the past other medication (not from Pfizer) "almost kills him". He previously reported this situation he provided a reference number of: 4m2qfn1l and was trying to reach out from this department, call was attempted to be transferred but lines were to busy, caller stated that he made a previous report on the web page and that he did everything that was in his hands to report this situation to Pfizer and that he is sick and tired of trying to report this to Pfizer. During the call he mentioned that for his own safety he might not get the second shot of the vaccine as it might have stronger side effects that the first dose, eh also stated that he forgot to report something the night he received the shot.  e transmitting AE duplicate. Caller asked not to be contacted back. Response: Alternative dosing regimens of Pfizer-BioNTech COVID-19 Vaccine have not been evaluated. The decision to implement alternative dosing regimens resides with health authorities; however, we at Pfizer believe that it is critical for health authorities to conduct surveillance on implemented alternative dosing schedules to ensure that vaccines provide the maximum possible protection. Per PI, Dosing and  Revised: 06 April 2021. The Pfizer-BioNTech COVID-19 Vaccine is a suspension for intramuscular injection administered as a series of two doses (0.3 mL each) 3 weeks apart.  Follow-up attempts completed. No further information expected.