A 46-year-old woman is on the medical ward and is being reviewed by the team as she has a rash

A 46-year-old woman is on the medical ward and is being reviewed by the team as she has a rash.

Her blood pressure is 160/80 and blood test are below:

Na+ 136 mmol/l
K+ 4.1 mmol/l
Urea 13.2 mmol/l
Creatinine. 160µmol/l]
Eosinophils - hugg

He is found to have mild renal impairment and eosinophilia, a diagnosis of acute interstitial nephritis is suspected.

What is the most likely cause ?
A. Paracetamol
B. Codeine
C. Naproxen
D. Oramorph