Boostagen should not be administered to individuals having shown signs of hypersensitivity or life-threatening reaction following administration of diphtheria, tetanus or pertussis vaccines or to any components of the vaccine.
Boostagen should not be administered to individuals having experienced any encephalopathy with unknown aetiology such as coma, prolonged seizures, or decreased level of consciousness within 7 days following previous vaccination with any whooping cough vaccine.
Boostagen should not be administered to individuals with progressive or unstable neurological disorders, uncontrolled epilepsy or progressive encephalopathy.