This is a spontaneous report received from contactable reporter(s) (Consumer or other non HCP). The reporter is the patient. A 74 year-old female patient (not pregnant) received bnt162b2 (BNT162B2), administered in arm left, administration date 15Jun2021 10:30 (Lot number: EW0196) at the age of 74 years as dose 2, single for covid-19 immunisation. The patient's relevant medical history was not reported. Concomitant medication(s) included: BENAZEPRIL; COLLAGEN; VITAMIN D [ERGOCALCIFEROL]; GARLIC NATURAL. Vaccination history included: Bnt162b2 (Dose: 01, Anatomical Location: Arm Left, Batch/lot number: EW0177, Time; 10:30 AM.), administration date: 25May2021, when the patient was 74 years old, for COVID-19 immunization. The following information was reported: PRURITUS (non-serious) with onset 18Jun2021, outcome "recovering", described as "legs ( ankle to calf) began to itch/ My back, by ear, my lip, my butt crack, the sides of my pubis and of course my legs/ Itch itch itch"; RASH MACULAR (non-serious) with onset 18Jun2021, outcome "recovering", described as "big/red/dark blotches all over legs"; ACARODERMATITIS (non-serious) with onset 18Jun2021, outcome "recovering", described as "scabies"; DERMATITIS CONTACT (non-serious) with onset 18Jun2021, outcome "recovering", described as "poison ivy"; SKIN DISCOLOURATION (non-serious) with onset 18Jun2021, outcome "recovering", described as "Some black, some white, some white and puffy, some like thread"; PAIN IN EXTREMITY (non-serious), BACK PAIN (non-serious) all with onset 18Jun2021, outcome "recovering" and all described as "Pain up my legs into my side and back"; SKIN SWELLING (non-serious) with onset 18Jun2021, outcome "recovering", described as "some white and puffy". The events "legs ( ankle to calf) began to itch/ my back, by ear, my lip, my butt crack, the sides of my pubis and of course my legs/ itch itch itch", "big/red/dark blotches all over legs", "scabies", "poison ivy", "some black, some white, some white and puffy, some like thread", "pain up my legs into my side and back", "some white and puffy" and "pain up my legs into my side and back" were evaluated at the physician office visit and emergency room visit. Therapeutic measures were taken as a result of pruritus, rash macular, acarodermatitis, dermatitis contact, skin discolouration, pain in extremity, skin swelling, back pain. Additional information: About 3 days after shot legs (ankle to calf) began to itch. Patient suspected mosquito bites and treated herself for that. However, bites would not go away and began to get worse (big/red/dark blotches all over legs). On 6/21 she went to her PCP. he said he had never seen anything like it. She asked if she could have gotten mites from a cat she had been feeding (she was thinking scabies). He gave me Permethrin. No help. On 24Jun she went to a Dermatologist who mis-diagnosed poison ivy and treated me for that. He gave me Methylpred, Mupirocin and Halobetasol none of which worked. In the meantime, she was going mad with itch all over my body and what looked like insects/worms. Some black, some white, some white and puffy, some like thread. Her back, by ear, her lip, her butt crack, the sides of her pubis and of course her legs. Itch itch itch. Pain up her legs into her side and back. She used Neem Seed Oil on her legs and insects began to pop out. White vinegar too. Ivermectin, more Permethrin. ER twice. Antibiotics. Hydr. The patient had not received any other vaccine within 4 weeks. Patient had not been diagnosed with COVID-19 prior to vaccination and had not been tested since the vaccination. List of any other medications the patient received within 2 weeks of vaccination: Benazepril 20mg/CollagenPept./Vit-D/Garlic/Har. The treatment received for the adverse event: Permethrin/ Ivermectin/ Hydroxyzine/ Antibiotics. No follow-up attempts are possible. No further information is expected.