Ch 3: Opioids & Pharmacology

About This Chapter

This self-paced study resource can help students and working professionals study for exams, meet training requirements and improve their knowledge of opioid pharmacology. You can access these lessons on any device with an Internet-connection, which allows you to study whenever it's convenient.

Opioids & Pharmacology - Chapter Summary

Study these helpful pharmacology lessons to strengthen your understanding of opioid treatment and uses. Using concise definitions and memorable examples, our instructors walk you through the pharmacology of opioids and examine tramadol's uses, side effects, classification, ingredients and more.

After working through each bite-sized lesson, try completing the accompanying self-assessment quiz to make sure you fully comprehend these opioid topics. Our instructors are happy to answer any questions you may have and you can access the chapter material at any time using your computer, smartphone or laptop.

How It Helps

Knowledge of opioid pharmacology is essential for pharmacists and other health professionals who work with these types of drugs. This particular chapter can benefit early pharmacology students who need to study for tests or review opioid information. The lessons can also help current health professionals who may need to take a pharmacology course for continuing education or training.

Skills Covered

After finishing the lessons in this chapter, you should be able to:

  • Describe the pharmacology of opioids
  • Understand what tramadol is used for
  • Summarize tramadol's mechanism of action and pharmacokinetics
  • List tramadol's side effects and interactions with other drugs
  • Explain what ingredients are used in tramadol and how the drug is classified

15 Lessons in Chapter 3: Opioids & Pharmacology
Test your knowledge with a 30-question chapter practice test
The Pharmacology of Opioids

1. The Pharmacology of Opioids

Chances are you've heard of or taken an opioid. This lesson will look at the pharmacology of opioids, which will include where they come from, how they work and any side effects they have.

What is Tramadol? - Uses & Definition

2. What is Tramadol? - Uses & Definition

Have you ever heard of tramadol? What is this drug exactly? This lesson will define tramadol, go over its many names, and then describe scenarios of when its use would be appropriate and inappropriate.

Tramadol: Mechanism of Action & Pharmacokinetics

3. Tramadol: Mechanism of Action & Pharmacokinetics

Tramadol is a prescription medication used to treat pain. In this lesson, we will learn how Tramadol relieves pain as well as how the body processes the medication.

Tramadol: Interactions & Side Effects

4. Tramadol: Interactions & Side Effects

Tramadol is a well-known pain reliever used by many people. However, it is not side-effect free and can have some poor interactions with many drugs. This lesson goes over some of tramadol's many side effects and interactions.

Tramadol: Pharmacology, Drug Classification & Ingredients

5. Tramadol: Pharmacology, Drug Classification & Ingredients

Tramadol is a pretty famous pain reliever. Did you know that it can be classified in many ways? Do you know what its formal ingredient name is? This lesson explains.

Naloxone: Uses, Drugs & Dosage

6. Naloxone: Uses, Drugs & Dosage

Not every potentially dangerous drug in this world has an antidote. But opioids do have something along these lines. It's a drug called naloxone. Find out its uses and example dosages in this lesson.

Naloxone: Mechanism of Action, Side Effects & Overdose

7. Naloxone: Mechanism of Action, Side Effects & Overdose

In this lesson, we'll be exploring how naloxone works and why it is an important treatment for opiate addiction. We'll also cover side effects and overdose symptoms.

Nitrous Oxide: Uses & Side Effects

8. Nitrous Oxide: Uses & Side Effects

This lesson explores the common uses of nitrous oxide in dental work, obstetrical settings, and for surgical anesthesia. It also touches on some additional less common usages, side effects and less common side effects.

Methadone: Definition & Mechanism of Action

9. Methadone: Definition & Mechanism of Action

Methadone is a very powerful drug that is often used as a substitute for other more common opioid painkillers. This lesson will define methadone in more than one way so you understand all of its aspects and describe its basic mechanism of action.

Methadone: Classification & Pharmacokinetics

10. Methadone: Classification & Pharmacokinetics

In this lesson you will learn about a pain relieving drug called methadone. We'll discuss its drug classification, the mechanism of action, and pathway throughout the body by introducing a clinical scenario describing a pregnant heroin-addicted patient.

History of Methadone

11. History of Methadone

This lesson will teach you about a drug called methadone. You'll also learn its major purposes as well as the important history behind its discovery and current use.

What is Oxycodone? - Definition & Side Effects

12. What is Oxycodone? - Definition & Side Effects

In this lesson we will define some of the different medications containing the generic drug oxycodone along with some of the common as well as potentially dangerous side effects.

Oxycodone vs. Hydrocodone: Differences & Mixing

13. Oxycodone vs. Hydrocodone: Differences & Mixing

In this lesson we will identify a few of the significant differences between oxycodone and hydrocodone, as well as explain why the mixing of these two medications must be avoided.

What is Hydrocodone? - Definition & Side Effects

14. What is Hydrocodone? - Definition & Side Effects

In this lesson we will define and look at the uses of hydrocodone and review some of the common side effects. We will also identify those side effects which necessitate immediate physician notification or emergency treatment.

Hydrocodone vs. Acetaminophen

15. Hydrocodone vs. Acetaminophen

This lesson describes the difference between two analgesic, or pain relieving, medications—acetaminophen and hydrocodone. We will discuss the indications for use, actions in the body, and side effects of each of these drugs.

Chapter Practice Exam
Test your knowledge of this chapter with a 30 question practice chapter exam.
Not Taken
Practice Final Exam
Test your knowledge of the entire course with a 50 question practice final exam.
Not Taken

Earning College Credit

Did you know… We have over 200 college courses that prepare you to earn credit by exam that is accepted by over 1,500 colleges and universities. You can test out of the first two years of college and save thousands off your degree. Anyone can earn credit-by-exam regardless of age or education level.

To learn more, visit our Earning Credit Page

Transferring credit to the school of your choice

Not sure what college you want to attend yet? has thousands of articles about every imaginable degree, area of study and career path that can help you find the school that's right for you.