What is the significance of the man's use of phenelzine, atenolol, and the OTC cold and cough medications?, Writing Question help

A 75 year old man with a history of depression and hypertension visits a pharmacy to buy a decongestant and cough suppressant for a bad chest cold. The pharmacist recommends Sudafed for his congestion and Robitussin DM for his cough. Within 1 hour, his wife needed to call for an ambulance. The emergency medical services team verifies that the man takes phenelzine for depression, and atenolol for his hypertension.

For this assignment, provide the following information in a 1-page Word document:

1. What is the significance of the man's use of phenelzine, atenolol, and the OTC cold and cough medications?
2. What mistake did the pharmacist make in helping the man choose OTC cough and cold preparations?
3. Who is responsible for patient education of prescription and OTC medications?
4. Does age play a factor in this scenario (think about pharmacokinetics)?