fatigue/so tired, he can barely can move; silver dollar rash at the injection site; his whole calf was constricted, felt like the muscle was separating inside, compared it to the same feeling of DVT; he is limping today; feeling pain in arm; left arm hurts so bad that he can hardly move it; fever; This is a spontaneous report from a Pfizer-sponsored program, received from a contactable consumer (patient, self-reported). A 39-years-old male patient received first dose of BNT162B2 (PFIZER-BIONTECH COVID-19 VACCINE, Solution for injection; lot number: ER8730; Expiration date was not reported), via an unspecified route of administration, administered in Arm Left on 24Mar2021 17:00 as SINGLE DOSE for COVID-19 immunization. Medical history included DVT (deep venous thrombosis) 3 years ago in his right calf/DVT of calf from 2019 to an unknown date (Right Calf; DVTs in his calf and had treatment with Eliquis and got off of that, had an ultrasound to check that it was gone); broke his ankle on an unspecified date in 2019; being in a tourniquet too long (DVT (deep venous thrombosis) 3 years ago in his right calf, from being in a tourniquet too long, was in an operation, was treated with ultrasound); normally when something hurts that bad, he has a softball size bruise on his arm, he has lived and had bruises like that before; Operation (DVT (deep venous thrombosis) 3 years ago in his right calf, from being in a tourniquet too long, was in an operation, was treated with ultrasound/rebreak his ankle and put rods and screws in). The patient's concomitant medications were not reported. It was reported that feeling pain in arm on 24Mar2021, fatigue on 25Mar2021, fever on an unknown date in Mar2021, silver dollar rash at the injection site on 25Mar2021. He reported that he had DVT (deep venous thrombosis) 3 years ago in his right calf, from being in a tourniquet too long, was in an operation, was treated with ultrasound. This morning (25Mar2021), his whole calf was constricted, felt like the muscle was separating inside, compared it to the same feeling of DVT that he had those years back. Patient reported that he thought he might be having allergic reaction. He was so tired, he can barely can move, he had a silver dollar size rash on his arm and his arm hurts so bad that he can hardly move it. He stated that this was weird and he has it every now and then, but it is really bad today. He states that 3 years ago he had DVTs in his calf and had treatment with Eliquis and got off of that, had an ultrasound to check that it was gone. He stated that his leg and it hurts so bad. It felt like has phantom clots in the same the muscles are separating again, like the muscle is trying to tear itself in half. Caller asks, the vaccine won't cause blood clots, will it?. Described about Tired, he couldn't get out of bed and he had been laying there for 3 hours this morning. Stated he ate dinner and went to bed. Stated that he works a full time job doing HVAC and goes to school full time so he could've been tired last night and not noticed it, because he is always tired, but today was different. Described about Left Arm Hurts, that it felt like when you play dead arm, that is when a person socks another kid in a certain spot, felt like he was hit with a bat in that spot. Hurt bad and he was surprised how bad it hurt. When he got the injection, he felt nothing. Now he feels like he fell down on his arm. Within a few hours he noticed it and thought it would probably go away. States that he was checking to see if he had a big ole bruise, and that when he noticed the rash. He stated that normally when something hurts that bad, he has a softball size bruise on his arm. States that he has lived an had bruises like that before. Described about Phantom DVT Pain: He stated that his leg started twitching and woke him up. he called it phan-tom DVT, it felt like DVT, like the muscles have memory and start contracting and get so tight like they are tearing each other apart again. Stated that he is limping today (25Mar2021). He stated that it was contracted for 10 minutes and his whole calf was tight. It was his right leg, the same leg as he had 3 blood clots in. He stated that he broke his ankle in 2019 and they left the tourniquet on too long and they had to rebreak his ankle and put rods and screws in and he developed DVTs in his right calf. Stated that it was treated and he had ultrasounds at 3 months, 6 months, and a year and it is all gone and he has had no symptoms since. He stated that it felt like he has 3 blood clots back hardcore with a vengeance. Stated that he had no edema in his foot, it is not full or swelling or trust him he would be running, well not running, but he would be going to the hospital. Patient was not received treatment for the events. Seriousness of the events was reported as Non-serious. Outcome of the events Fever and limping was reported as unknown and outcome of all other events was not recovered.