Mr DJ is a 67-year-old patient who has been diagnosed with Child C cirrhosis, he has developed a number of complications due to portal hypertension associated with his chronic liver disease related to alcohol abuse.

His regular medications include:

Propranolol 20 mg PO twice daily

Spironolactone 200 mg PO daily

Lactulose 20 mil PO up to 4 times a day when necessary as directed by the doctor

Furosemide 160 mg PO daily

Perindopril 2 mg PO daily

Ibuprofen 200 mg PO up to TDS for knee pain PRN

a) Discuss the potential complications Mr DJ is suffering from due to his chronic liver disease, include in your discussion the drug therapy he is currently on for the management of these complications. (6 marks)

b) Discuss THREE drug related problems you can identify from Mr DJ is medications and give recommendations accordingly. (9 marks)