adult; blood pressure; breathing rate; case report; clinical article; coronavirus disease 2019/dt [Drug Therapy]; coronavirus disease 2019/pc [Prevention]; female; high risk patient; human; hypertension/dt [Drug Therapy]; immunization; letter; middle aged; oxygen saturation; pulse rate; rash/di [Diagnosis]; rash/dt [Drug Therapy]; rash/si [Side Effect]; vaccination; antihypertensive agent/dt [Drug Therapy]; covaxin/ae [Adverse Drug Reaction]; covaxin/dt [Drug Therapy]; levocetirizine/dt [Drug Therapy]; levocetirizine/po [Oral Drug Administration]