4. Patient JH (male, 42 years old, weight 82 kg) presents…
4. Patient JH (male, 42 years old, weight 82 kg) presents to Accident and Emergency with swelling of his lips, face, jaw-line and cheek. This has developed over the past 24 hours. His medication history is:• Atorvastatin 20 mg once daily – started 1 year ago• Citalopram 20 mg daily – started 2 years ago• Loratadine 10 mg daily – started 2 months ago• Paracetamol 1 g four times daily when required• Ramipril 10 mg daily – started 10 months agoHe is diagnosed with a non-allergic drug-induced angioedema.Which is the MOST LIKELY causative agent?