In patients with plasma potassium levels below 5 mmol/litre.
Conditions associated with hypercalcaemia (e.g. hyperparathyroidism, multiple myeloma, sarcoidosis or metastatic carcinoma).
History of hypersensitivity to polystyrene sulfonate resins.
Obstructive bowel disease.
Kalquest should not be administered orally to neonate.
Hypersensitivity to the active substance or to any of the excipients.