CREATE TABLE table_train_135 ("id" INT, "loss_of_consciousness" BOOLEAN, "systolic_blood_pressure_sbp" INT, "head_injury" BOOLEAN, "heart_disease" BOOLEAN, "stroke" BOOLEAN, "renal_disease" BOOLEAN, "hepatic_disease" BOOLEAN, "hydrocephalus" BOOLEAN, "peptic_ulcer_disease" BOOLEAN, "blood_glucose" INT, "diastolic_blood_pressure_dbp" INT, "liver_disease" BOOLEAN, "gastrointestinal_disease" BOOLEAN, "allergy_to_drug" BOOLEAN, "neurological_disease" BOOLEAN, "seizure_disorder" BOOLEAN, "alcohol_abuse" BOOLEAN, "parkinson_disease" BOOLEAN, "drug_abuse" BOOLEAN, "myocardial_infarction" BOOLEAN, "NOUSE" FLOAT)

patients with a history of severe drug allergy or hypersensitivity
SELECT * FROM table_train_135 WHERE allergy_to_drug = 1
SELECT * FROM "table_train_135" WHERE "allergy_to_drug" = 1