It is important when prescribing medication as a PMHNP to understand the biological

mechanism and biological factors of the particular drug to treat the patient effectively. A better

understanding of the brain function and dysfunction as it pertains to the biological mechanism

will aid in new and better treatments and medications (Camprodon & Roffman, 2016).

Prescribing the best medication that works depends on the individual, family history, and

genetics. Cells all work and interact differently in different people and the way the cells respond

can also vary. For example, prescribing meds for an elderly patient with depression versus

someone that is young. Another situation is prescribing an antipsychotic medication for a

pregnant women versus someone who is not pregnant. All theses situations require a PMHNP

to be very knowledgeable about what medications they are prescribing to different populations

or individuals. According to Berry &Clarke, Particular mutations in the thyrotrophin stimulatin


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