Went to bed at 8pm and he has not woken up yet/sleeping a lot; She has tried to give him fluids and "he is just not having it".; 1st dose was administered on 13Mar2021 and 2nd dose 30Mar2021 (18 days apart); Chills; shivering like he was cold; night sweats; shivering like he was cold; night sweats; probably super dehydrated; This is a spontaneous report received from contactable reporter(s) (Consumer or other non HCP) from medical information team.  A 33 year-old male patient received bnt162b2 (BNT162B2), administered in arm left, administration date 30Mar2021 14:30 (Lot number: EW0150) at the age of 33 years as dose 2, single for covid-19 immunisation. Relevant medical history included: "High cholesterol" (ongoing), notes: Verbatim: high cholesterol. The patient's concomitant medications were not reported. Vaccination history included: Bnt162b2 (Dose number: 1, Lot number: EN6207, Anatomical location: left arm), administration date: 13Mar2021, reaction(s): "COVID-19 Immunization". The following information was reported: CHILLS (non-serious) with onset 30Mar2021, outcome "not recovered", described as "Chills"; FEELING COLD (non-serious), NIGHT SWEATS (non-serious) all with onset 30Mar2021, outcome "not recovered" and all described as "shivering like he was cold; night sweats"; DEHYDRATION (non-serious) with onset 30Mar2021, outcome "not recovered", described as "probably super dehydrated"; SOMNOLENCE (non-serious) with onset 31Mar2021, outcome "not recovered", described as "Went to bed at 8pm and he has not woken up yet/sleeping a lot"; LOSS OF PERSONAL INDEPENDENCE IN DAILY ACTIVITIES (non-serious) with onset 31Mar2021, outcome "unknown", described as "She has tried to give him fluids and "he is just not having it"."; INAPPROPRIATE SCHEDULE OF PRODUCT ADMINISTRATION (non-serious) with onset 30Mar2021, outcome "unknown", described as "1st dose was administered on 13Mar2021 and 2nd dose 30Mar2021 (18 days apart)".  Additional information: PFIZER-BIONTECH COVID-19 VACCINE solution for injection, the patient did not receive any other vaccines within 4 weeks prior to the COVID vaccine. Reporter and her Husband received their second dose of the Pfizer Covid-19 Vaccine yesterday. They both had it at 2:30 in the afternoon and he went to bed at 8:30pm. He was still sleeping. She checked him and he has a pulse and is breathing. They were healthy people Her Husband usually sleeps 6-7 hours a night. They go to bed between 8:30-9pm. They got the shot at 2:30pm, ate dinner, and went to bed and he was still sleeping. She tried to give him Gatorade and fluids, but he rolled over and moaned. He was probably super dehydrated. Her nurse friends told her to call Pfizer and find out if what her husband is experiencing is normal. He had a lot of chills during the night. He was shivering like he was cold, he probably had night sweats. He asked for lots of blankets and then 4 hours later told her to get the blankets off and turn off the fan. She has not taken his temperature. The events did not lead to visit physician office or emergency room.  No follow-up attempts are needed. No further information is expected.  Amendment: This follow-up report is being submitted to amend previously reported information: recoded the events "shivering like he was cold" and "night sweats". Added event Inappropriate schedule of vaccine administered'.  Amendment: This follow-up report is being submitted to amend previously reported information: updated narrative to reflect previously reported information.