27th February 2024

A 75-year-old male is brought to A&E following a collapse at home.

A 75-year-old male is brought to A&E following a collapse at home. He was found unconscious with shallow breathing. On examination, his observations are: HR 98, BP 100/75, RR 6, SpO2 87% on room air. Pin-point pupils are noted. His medications are as follows:

DATE	DRUG NAME	DOSE	ROUTE	FREQUENCY	Prescriber’s Signature
10/1/21	PARACETAMOL	500MG	ORAL	TWICE DAILY	DR
10/1/21	CODEINE	10MG	ORAL	ONCE DAILY	DR
10/1/21	SERTRALINE	2.5MG	ORAL	ONCE DAILY	DR
10/1/21	HYDROCORTISONE	25MG	ORAL	ONCE DAILY	DR
10/1/21	PERINDOPRIL	1.25MG	ORAL	ONCE DAILY	DR
10/1/21	AMITRIPTYLINE	80MG	ORAL	ONCE DAILY	DR

Select the single most likely drug this patient has overdosed.

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