Pharm D is a professional pharmacy degree focusing on medication, patient care, and clinical services, often taking six years to complete. A diploma in mechanical engineering is a three-year technical course focused on designing, producing, and maintaining machines. Both programs lead to different career paths — healthcare for Pharm D and industry for mechanical engineering. Choosing ... https://sharkbow.com/blogs/54758/Understanding-Pharm-D-and-Diploma-in-Mechanical-Engineering