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Pharmacology · chapter 1 · Introduction to Pharmacology

Pharmacology, Interdisciplinary Teams, and Nursing Practice

The 14 things this section of the textbook says that you are most likely to be asked about — quoted word for word, not retold. Then 6 practice questions with the reasoning.

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Key points

  1. Origins of pharmacology

    The history of pharmacology dates back thousands of years, most likely beginning with the use of medicinal plants and herbs to relieve symptoms of various diseases.
  2. Digitalis history

    William Withering in England developed digitalis, a derivative from the foxglove plant, which was and still is used in treating heart disease and rhythm disorders.
  3. First vaccine

    Another advancement occurred in 1796 when Edward Jenner developed the first vaccine against smallpox. His work established that infectious diseases could be controlled with the deliberate use of vaccination.
  4. Antibiotic era

    Shortly after that, in 1928, Alexander Fleming discovered that Penicillium notatum mold prevented the growth of Staphylococcus aureus and ushered in the era of antibiotic use.
  5. Medication team

    The nurse administers medication as part of a team that includes other professions.
  6. Provider role

    The health care provider (physician, physician’s assistant, or nurse practitioner) orders the drug indicated to treat the client.
  7. Pharmacist responsibilities

    The pharmacist evaluates the client and their situation and verifies the appropriateness of the requested medication and its dose for the client. Then, the pharmacist may dispense the medication, recommend the appropriate time for administration, and complete teaching to the client.
  8. Hospital nurse role

    In the hospital setting, the nurse assesses the client and the potential effects of the medication and then administers the drug after determining the safety to the client.
  9. Collaborative practice safety

    The concept of collaborative practice, also known as interprofessional (IP) collaboration, within health care professions is viewed as “best practice” because inadequate collaboration may adversely affect the delivery of health care and the safety of the client.
  10. Interprofessional teamwork outcomes

    Interprofessional teamwork improves the efficiency of client care, helps lower costs to the client and the institution, improves client outcomes, and enhances the delivery of holistic care.
  11. Pharmacology in nursing

    Knowledge about pharmacology and the various drugs prescribed and administered to clients is a major part of the nurse’s role. Even when not administering the medications directly to the client, it is crucial to the client’s care.
  12. Drug effects

    Drugs have intended or therapeutic effects —these are effects that are expected and desired from that particular medication. However, drugs may also have undesirable adverse effects or side effects.
  13. Follow-up and care plan

    Follow-up with the client is critical to their safety and well-being. The nursing care plan will need to be modified if goals are not reached, and this may need to be done in collaboration with other health care team members.
  14. Preventing adverse drug events

    Communication between interprofessional team members is key to preventing adverse drug event s. The nurse should allow plenty of time to counsel the client about the prescribed drugs and speak clearly, using simple language that avoids medical jargon.

Terms to know

pharmacology
The word pharmacology (from two Greek words, pharmakon, which means “ drug” or “medicine,” and logos, which means “study”) essentially means the study of medicine; it could also be described as the study of the biological effects of chemicals on the body.
drug and medication
The words drug and medication are used interchangeably throughout this text.
client
The term client is interchangeable with patient in some settings.)
collaborative practice
The concept of collaborative practice, also known as interprofessional (IP) collaboration, within health care professions is viewed as “best practice” because inadequate collaboration may adversely affect the delivery of health care and the safety of the client.
therapeutic effects
Drugs have intended or therapeutic effects —these are effects that are expected and desired from that particular medication.
adverse effects or side effects
However, drugs may also have undesirable adverse effects or side effects.

Practice questions

Stuck on select-all-that-apply? How to take them one option at a time.

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  1. A hospitalized client has a newly ordered medication. Before administering it, which nursing action best reflects the nurse’s role in pharmacological care?

    1. Administer the medication because the health care provider ordered it.
    2. Wait for the pharmacist to complete all client assessment before giving the medication.
    3. Ask the social worker to verify the medication dose.
    4. Assess the client and determine whether the medication is safe for this client.

    Answer: Assess the client and determine whether the medication is safe for this client.

    The nurse’s role includes assessing the client, considering the medication’s potential effects, and determining safety before administration. A provider order and pharmacist verification are important, but they do not replace the nurse’s responsibility to assess before giving the drug.

  2. A nurse is preparing to administer several prescribed medications to clients on a medical unit. Which actions are nursing responsibilities related to medication administration? Select all that apply.

    1. Incorporating assessment, planning, implementation, evaluation, and clinical judgment into medication administration.
    2. Monitoring for potential drug interactions.
    3. Assessing the client before administering the drug.
    4. Relying on the provider alone to determine all therapeutic and adverse effects after administration.
    5. Understanding why the client has been prescribed the drug.

    Answer: Incorporating assessment, planning, implementation, evaluation, and clinical judgment into medication administration., Monitoring for potential drug interactions., Assessing the client before administering the drug., Understanding why the client has been prescribed the drug.

    The section identifies the nursing process, knowledge of the drug’s indication, pre-administration assessment, and monitoring for drug interactions as nursing responsibilities. The nurse also assesses therapeutic and adverse effects, so this responsibility is not left only to the provider.

  3. A client tells the nurse, “I probably won’t take this medication after discharge because I cannot afford it.” Which team member should the nurse anticipate involving?

    1. Pharmacology journal editor
    2. Historian of medicine
    3. Social worker
    4. Laboratory chemist

    Answer: Social worker

    The section states that a social worker may become involved when the client cannot afford the medication after discharge or when non-adherence is identified. The other options do not reflect the interdisciplinary roles described for this client-care problem.

  4. A nurse is teaching a client about newly prescribed medications before discharge. Which approach best supports safe understanding?

    1. Speak clearly using simple language and ask the client to repeat the instructions back.
    2. Give brief instructions quickly because follow-up is not related to medication safety.
    3. Teach only the family caregiver because client teaching is completed by the pharmacist.
    4. Use medical jargon so the client becomes familiar with professional terminology.

    Answer: Speak clearly using simple language and ask the client to repeat the instructions back.

    The section emphasizes clear communication, simple language, avoiding jargon, and having the client repeat instructions to assess understanding. Teaching should not be rushed or limited only to the caregiver, and follow-up is described as critical to safety and well-being.

  5. The nurse manager is reinforcing the value of interprofessional collaboration in medication-related care. Which outcomes or practices are supported by the section? Select all that apply.

    1. Improves the efficiency of client care.
    2. Improves client outcomes.
    3. Enhances the delivery of holistic care.
    4. Replaces the need for nurses to understand other team members’ roles.
    5. Helps lower costs to the client and the institution.

    Answer: Improves the efficiency of client care., Improves client outcomes., Enhances the delivery of holistic care., Helps lower costs to the client and the institution.

    The section states that interprofessional teamwork improves efficiency, lowers costs, improves client outcomes, and enhances holistic care. It also says health care providers should understand each other’s roles, so collaboration does not replace that need.

  6. A nurse is determining whether a prescribed medication is safe for a specific client. Which client-related factors should the nurse consider according to the section? Select all that apply.

    1. Pathophysiology of the disease process.
    2. The year the first vaccine was developed.
    3. Nutritional status.
    4. Body weight.
    5. Life phase, such as pediatric, pregnancy, or geriatric populations.

    Answer: Pathophysiology of the disease process., Nutritional status., Body weight., Life phase, such as pediatric, pregnancy, or geriatric populations.

    The section lists life phase, body weight, nutritional status, and pathophysiology of the disease process as special considerations when determining medication safety. Historical dates may be important to pharmacology history, but they are not client-specific safety factors for administering a medication.

Where every quote comes from

Section 1.1 Pharmacology, Interdisciplinary Teams, and Nursing Practice of Pharmacology for Nurses by Tina Barbour-Taylor, Leah Mueller (Sabato), Donna Paris, Dorie Weaver, OpenStax, 2024. Read the whole section free at openstax.org.

The textbook is licensed under CC BY-NC-SA 4.0. This page quotes it word for word and adds the headings, the order and the practice questions; references to the book's figures and stray spaces left by its formatting are removed. The page is shared under the same licence. Nothing here is sold.