Calcium folinate Kalceks helps reduce side effects of certain cancer medicines and makes another cancer medicine, fluorouracil, work better.
Your doctor will decide the right dose and how often you get this medicine, based on your illness and other treatments.
This medicine can be given as a shot into a vein or muscle, or as a drip (infusion) into a vein, in which case it is diluted first.
There is no general maximum daily dose; your doctor will decide the dose.