54 Common Medication Prefixes and Suffixes

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Jon Haws
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Outline

Learning a “handful” of prefixes and suffixes will save you headaches, time, and pain when it comes to nursing pharmacology.

We all know that -pril belongs to ACE inhibitors, but MOST drug classes have common prefixes and suffixes and once you learn the most important ones you will be able to quickly identify a medication by class.

It is important to learn nursing considerations and side effects by class . . . then learn the most common prefixes and suffixes. With this knowledge in hand you can easily save yourself HOURS and HOURS of lost study time.

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Transcript

So, as we discuss further some of the things that you can do to answer any pharmacology question and how to make your experience with taking pharmacology questions a little bit easier, one of the things we need to discuss is the fact that there are common prefixes and suffixes to different medications. So, this module, we’re gonna go over 54 of the most common prefixes and suffixes and this video is just gonna give you a brief introduction to some of those. Now, surely, you know some of them already from nursing school and from just working on the floor, even if your teacher haven’t explained them to you, surely, you’ve notice some patterns. Okay, now, these are gonna be prefixes and suffixes of the generic name of the medication. Now, that’s important because in NCLEX is gonna test you over generic names, okay. So, we’re gonna focus, you’ll see this throughout this entire course, we’re gonna focus all of our studies on generic names. Okay, so, we’re gonna be talking about prefixes and suffixes with this.

Now, as I said, the chart below, if you go below this video, the chart below there discusses the complete set of 54 different prefixes and suffixes, in this video, we’re just gonna talk about a handful of some of the most important ones that you need to know.

Okay, so, the first prefix that we wanna talk about is ceph-. Okay, now, you’ve maybe given this, we’re talking about cephalexin, and those are all gonna be Cephalosporins. Okay, and that one is pretty easy to remember because the prefix ceph- begins with the same as the actual class. So, anytime you see ceph- you’re gonna be thinking Cephalosporin. Okay, and that is an antibiotic, alright.

Through rifam- here, okay. What are through rifam- here? Because rifampin is one of the most commonly tested medications. It is one of the medications that you really kinda need to understand some of the side effects for in order to take the NCLEX. We’re gonna discuss that later on on the course. But, these rifa- drugs are gonna be Antituberculines. The medication you really really need to know is gonna be rifampin.

Okay, now, some of the suffixes. The one of the suffix that you need to know is -actone. Okay, -actone as in aldactone and spironolactone are potassium-sparing diuretics. These are important diuretics to understand because the NCLEX likes to test you about potassium levels. And specifically, they’re gonna ask you about spironolactone, most likely. So, it’s important to understand that a patient may have increased potassium levels because this is a potassium-sparing diuretic.

-Cillin. Now this is a suffix that you’re familiar with from probably your life before nursing school, but -cillin are gonna be penicillins like ampicillin and penicillin, of course.

-Cyclovir. We’ll get into this more and another one as well. But, this ‘vir’ technically has a tendency to oftentimes be antiviral. Okay, so, -cyclovir. The one you’re gonna see most often is gonna ba acyclovir. Acyclovir and some people say cyclovir. I say acyclovir. But, basically, you need to understand the ‘vir’ and -cyclovir is gonna be your antivirals.

-Dazole. Okay, let’s talk about -dazole for a second. Now, you’ll see here, -dazole is very close to -prazole. Okay, so make sure you understand that we’re talking about the entire -dazole here and the entire -prazole down here. You really don’t wanna confuse those two. So, -dazole, these are type of Antimicrobial very common in metronidazole. Okay, that’s also known as Flagyl. F-L-A-G-Y-L. Okay, so, -dazole, metronidazole, those are gonna be your antimicrobials.

And then, -prazoles are gonna be your proton pump inhibitor. Always remember proton pump from H2 receptors antagonist from the PR like protein, okay. So, that’s gonna be your prazoles. That’s gonna be proton pump inhibitors. Most common ones are gonna be pantoprazole and then omeprazole. But, most common you’re probably gonna see is a pantoprazole.

Let’s go back to -prill. -Prill, I’m sure, is one of the first suffix that you learned that’s drilled into you very often. Those are gonna be your ACE inhibitors. Okay. Things like your captopril, enalapril, lisinopril. Those are gonna be your ACE inhibitors. Okay.

Next, let’s talk about -sartans. -Sartans aren’t as common as ACE inhibitors, though they are both anti-hypertensives. But, anytime you’ll see a -sartan, valsartan, losartan, you’re gonna be thinking Angio-II receptor antagonists, okay. And those are gonna be given also to lower blood pressure, alright?

And then we have our -sones. These are all gonna be like your ‘corts.’ Okay, your prefix cort-, the suffix is -sone, is gonna be your corticosteroid, generally anti-inflammatories but, you know, we’ll talk more of it. Corticosteroids obviously have multiple methods of action or multiple uses. So, those are gonna be things like cortisone, dexamethasone, prednisone. Notice the -sone on all of those.

Okay, then, -statin. -Statin is a big one. You’re gonna see rosuvastatin, that’s one of the most common ones. Pravastatine. Those are gonna be HMG-CoA Reductase Inhibitors, also known as your cholesterol-lowering drugs. Okay, so your -statins are your HMG-CoA Reductase Inhibitors, also known as cholesterol-lowering drugs. Most of the time, people are gonna refer to these as just -statins because HMG-CoA Reductase is such a long tiring word.

We’ll talk about -thiazide. Okay, -thiazides are gonna be your Thiazide Diuretics. NCLEX like to test on this because obviously, we’re looking for electrolyte imbalances with our diuretics. So, these are hydrocholorothiazide would be one that you probably tested on.

-Tidine. These are you H2 receptor antagonists, can be given to help prevent ulcers. Big one is gonna be famotidine and ranitidine. So, yeah, just look for the -tidine.

And then, like I said, we talked about -vir, those are gonna be Antivirals. So, anytime you see that -vir, just think viral. -Vir, Viral.

And then we have -zepam and -zolam. These are popular medications because a lot of patients require them and a lot of patient will take them in the hospital. These are your benzodiazepines (anxiolytics), alprazolam, midazolam. Okay, so, those are, and then, so, we didn’t put one of the -zepams in here, sorry. Lorazepam which is Ativan. That’s also a very common one. So, your -zepams, zolams, those are gonna be your benzodiazepines given to decrease anxiety.

Alright, so, you guys, this is important to understand. Knowing, being able to work through these prefixes and suffixes is gonna save you a tremendous amount of time on your NCLEX and as you’re taking questions. Because once you understand them, then you can quickly identify what class it’s in, and from there, you can understand what it’s given for and what the contraindications are. So, what I want you do do, is I want you to go down to the bottom of this page and download the PDF. I also want you to take the quiz. I want you to print out. I want you to download it and print it and then I want you to review the chart and focus on the ones you don’t know. We have a tendency as nurses and as just human beings that we like to study things that we know because it makes us feel good. But I want you to focus on the ones that you don’t know. Okay, the ones that are hard for you to. If you got your -prills down, great. Just mark that one off your list and start at staring ones that you don’t know. You print multiple versions of this, every time, what I would maybe do is print multiple versions of this chart and then cut out each section, kinda make flash cards out of that. Okay, so, you can do that. And then, as you remember one, throw it away. As you got one memorized, throw it away, throw it away, throw it away, until you’ve done the ones you really don’t know. Once you have them all, start over again. Alright, guys. So, go ahead and do those things, we move on to the next section.

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The beginning

Concepts Covered:

  • Prefixes
  • Suffixes
  • Fetal Development
  • Terminology
  • Proteins
  • Statistics
  • Med Term Basic
  • Med Term Whole
  • Communication
  • Test Taking Strategies
  • Medication Administration
  • Adult
  • Emergency Care of the Cardiac Patient
  • Intraoperative Nursing
  • Microbiology
  • Cardiac Disorders
  • Anxiety Disorders
  • Depressive Disorders
  • Vascular Disorders
  • Nervous System
  • Upper GI Disorders
  • Central Nervous System Disorders – Brain
  • Gastrointestinal Disorders
  • Immunological Disorders
  • Fundamentals of Emergency Nursing
  • Dosage Calculations
  • Understanding Society
  • Circulatory System
  • Concepts of Pharmacology
  • Studying
  • Hematologic Disorders
  • Newborn Care
  • Adulthood Growth and Development
  • Disorders of Pancreas
  • Respiratory Disorders
  • Postoperative Nursing
  • Pregnancy Risks
  • Neurological
  • Postpartum Complications
  • Substance Abuse Disorders
  • Noninfectious Respiratory Disorder
  • Bipolar Disorders
  • Peripheral Nervous System Disorders
  • Learning Pharmacology
  • Psychotic Disorders
  • Prenatal Concepts
  • Tissues and Glands

Study Plan Lessons

54 Common Medication Prefixes and Suffixes
Alpha-fetoprotein (AFP) Lab Values
Carboxyhemoglobin Lab Values
Cardiac Terminology
Diagnostic Testing Course Introduction
Diagnostics Terminology
Digestive Terminology
Gamma Glutamyl Transferase (GGT) Lab Values
Growth Hormone (GH) Lab Values
Hematology Oncology & Immunology Terminology
Integumentary (Skin) Terminology
Mean Corpuscular Volume (MCV) Lab Values
Mean Platelet Volume (MPV) Lab Values
Medical Terminology Course Introduction
MedTerm Basic Word Structure
MedTerm Body as a Whole
MedTerm Prefixes
MedTerm Suffixes
Metabolic & Endocrine Terminology
Methemoglobin (MHGB) Lab Values
Musculoskeletal Terminology
Myoglobin (MB) Lab Values
Neuro Terminology
Pharmacology Terminology
Prealbumin (PAB) Lab Values
Procedural Terminology
Psychiatry Terminology
Reproductive Terminology
Respiratory Terminology
Sensory Terminology
Urinary Terminology
Fundamentals Course Introduction
12 Points to Answering Pharmacology Questions
6 Rights of Medication Administration
ACLS (Advanced cardiac life support) Drugs
Adenosine (Adenocard) Nursing Considerations
Amiodarone (Pacerone) Nursing Considerations
Anesthetic Agents
Anti-Infective – Antifungals
Anti-Platelet Aggregate
Antianxiety Meds
Antidepressants
Atenolol (Tenormin) Nursing Considerations
Atropine (Atropen) Nursing Considerations
Barbiturates
Bariatric: IV Insertion
Basics of Calculations
Benztropine (Cogentin) Nursing Considerations
Bisacodyl (Dulcolax) Nursing Considerations
Buspirone (Buspar) Nursing Considerations
Carbidopa-Levodopa (Sinemet) Nursing Considerations
Cefdinir (Omnicef) Nursing Considerations
Celecoxib (Celebrex) Nursing Considerations
Codeine (Paveral) Nursing Considerations
Combative: IV Insertion
Complex Calculations (Dosage Calculations/Med Math)
Cyclosporine (Sandimmune) Nursing Considerations
Dark Skin: IV Insertion
Dimensional Analysis Nursing (Dosage Calculations/Med Math)
Diphenoxylate-Atropine (Lomotil) Nursing Considerations
Drawing Blood from the IV
Drawing Up Meds
Drug Interactions Nursing Mnemonic (These Drugs Can Interact)
Epoetin Alfa
Eye Prophylaxis for Newborn
Fentanyl (Duragesic) Nursing Considerations
Geriatric: IV Insertion
Giving Medication Through An IV Set Port
Glipizide (Glucotrol) Nursing Considerations
Guaifenesin (Mucinex) Nursing Considerations
Hanging an IV Piggyback
How to Remove (discontinue) an IV
How to Secure an IV (chevron, transparent dressing)
Hydralazine
Hydrocodone-Acetaminophen (Vicodin, Lortab) Nursing Considerations
Hydromorphone (Dilaudid) Nursing Considerations
IM Injections
Injectable Medications
Insulin
Insulin – Long Acting (Lantus) Nursing Considerations
Insulin – Mixtures (70/30)
Insulin Drips
Insulin Mixing
Interactive Pharmacology Practice
Interactive Practice Drip Calculations
IV Catheter Selection (gauge, color)
IV Complications (infiltration, phlebitis, hematoma, extravasation, air embolism)
IV Drip Administration & Safety Checks
IV Drip Therapy – Medications Used for Drips
IV Infusions (Solutions)
IV Insertion Angle
IV Insertion Course Introduction
IV Placement Start To Finish (How to Start an IV)
IV Pump Management
IV Push Medications
Ketorolac (Toradol) Nursing Considerations
Labeling (Medications, Solutions, Containers) for Certified Perioperative Nurse (CNOR)
Lidocaine (Xylocaine) Nursing Considerations
Magnesium Sulfate
Magnesium Sulfate in Pregnancy
Maintenance of the IV
Mannitol (Osmitrol) Nursing Considerations
MAOIs
Medication Errors
Medication Reconciliation Review for Certified Perioperative Nurse (CNOR)
Medications in Ampules
Meds for Postpartum Hemorrhage (PPH)
Meperidine (Demerol) Nursing Considerations
Methadone (Methadose) Nursing Considerations
Methylergonovine (Methergine) Nursing Considerations
Metoclopramide (Reglan) Nursing Considerations
Montelukast (Singulair) Nursing Considerations
Mood Stabilizers
Nalbuphine (Nubain) Nursing Considerations
Needle Safety
Neostigmine (Prostigmin) Nursing Considerations
NG Tube Med Administration (Nasogastric)
NG Tube Medication Administration
Nitro Compounds
NRSNG Live | The S.O.C.K Method for Mastering Nursing Pharmacology and Never Forgetting a Medication Again
Nystatin (Mycostatin) Nursing Considerations
OB Pharm and What Drugs You HAVE to Know – Live Tutoring Archive
Olanzapine (Zyprexa) Nursing Considerations
Opioid Analgesics in Pregnancy
Oral Medications
Oxycodone (OxyContin) Nursing Considerations
Pain Management for the Older Adult – Live Tutoring Archive
Pain Management Meds – Live Tutoring Archive
Parasympathomimetics (Cholinergics) Nursing Considerations
Patient Controlled Analgesia (PCA)
Pediatric Dosage Calculations
Pentobarbital (Nembutal) Nursing Considerations
Pharmacodynamics
Pharmacokinetics
Pharmacokinetics Nursing Mnemonic (ADME)
Pharmacology Course Introduction
Phenobarbital (Luminal) Nursing Considerations
Phytonadione (Vitamin K) for Newborn
Pill Crushing & Cutting
Positioning
Procainamide (Pronestyl) Nursing Considerations
Propofol (Diprivan) Nursing Considerations
Quetiapine (Seroquel) Nursing Considerations
Ranitidine (Zantac) Nursing Considerations
Rh Immune Globulin in Pregnancy
Sedatives-Hypnotics
Sedatives-Hypnotics
Selecting THE vein
Spiking & Priming IV Bags
Starting an IV
Streptokinase (Streptase) Nursing Considerations
Struggling with Dimensional Analysis? – Live Tutoring Archive
SubQ Injections
Supplies Needed
Tattoos IV Insertion
TCAs
The SOCK Method – C
The SOCK Method – K
The SOCK Method – O
The SOCK Method – Overview
The SOCK Method – S
The SOCK Method of Pharmacology 1 – Live Tutoring Archive
The SOCK Method of Pharmacology 2 – Live Tutoring Archive
The SOCK Method of Pharmacology 3 – Live Tutoring Archive
Tips & Tricks
Tips & Advice for Newborns (Neonatal IV Insertion)
Tips & Advice for Pediatric IV
Understanding All The IV Set Ports
Using Aseptic Technique
Verapamil (Calan) Nursing Considerations
12 Points to Answering Pharmacology Questions
6 Rights of Medication Administration
ACLS (Advanced cardiac life support) Drugs
Adenosine (Adenocard) Nursing Considerations
Amiodarone (Pacerone) Nursing Considerations
Anesthetic Agents
Anti-Infective – Antifungals
Anti-Platelet Aggregate
Antianxiety Meds
Antidepressants
Atenolol (Tenormin) Nursing Considerations
Atropine (Atropen) Nursing Considerations
Barbiturates
Bariatric: IV Insertion
Basics of Calculations
Benztropine (Cogentin) Nursing Considerations
Bisacodyl (Dulcolax) Nursing Considerations
Buspirone (Buspar) Nursing Considerations
Carbidopa-Levodopa (Sinemet) Nursing Considerations
Cefdinir (Omnicef) Nursing Considerations
Celecoxib (Celebrex) Nursing Considerations
Codeine (Paveral) Nursing Considerations
Combative: IV Insertion
Complex Calculations (Dosage Calculations/Med Math)
Cyclosporine (Sandimmune) Nursing Considerations
Dark Skin: IV Insertion
Dimensional Analysis Nursing (Dosage Calculations/Med Math)
Diphenoxylate-Atropine (Lomotil) Nursing Considerations
Drawing Blood from the IV
Drawing Up Meds
Drug Interactions Nursing Mnemonic (These Drugs Can Interact)
Epoetin Alfa
Eye Prophylaxis for Newborn
Fentanyl (Duragesic) Nursing Considerations
Geriatric: IV Insertion
Giving Medication Through An IV Set Port
Glipizide (Glucotrol) Nursing Considerations
Guaifenesin (Mucinex) Nursing Considerations
Hanging an IV Piggyback
How to Remove (discontinue) an IV
How to Secure an IV (chevron, transparent dressing)
Hydralazine
Hydrocodone-Acetaminophen (Vicodin, Lortab) Nursing Considerations
Hydromorphone (Dilaudid) Nursing Considerations
IM Injections
Injectable Medications
Insulin
Insulin – Long Acting (Lantus) Nursing Considerations
Insulin – Mixtures (70/30)
Insulin Drips
Insulin Mixing
Interactive Pharmacology Practice
Interactive Practice Drip Calculations
IV Catheter Selection (gauge, color)
IV Complications (infiltration, phlebitis, hematoma, extravasation, air embolism)
IV Drip Administration & Safety Checks
IV Drip Therapy – Medications Used for Drips
IV Infusions (Solutions)
IV Insertion Angle
IV Insertion Course Introduction
IV Placement Start To Finish (How to Start an IV)
IV Pump Management
IV Push Medications
Ketorolac (Toradol) Nursing Considerations
Labeling (Medications, Solutions, Containers) for Certified Perioperative Nurse (CNOR)
Lidocaine (Xylocaine) Nursing Considerations
Magnesium Sulfate
Magnesium Sulfate in Pregnancy
Maintenance of the IV
Mannitol (Osmitrol) Nursing Considerations
MAOIs
Medication Errors
Medication Reconciliation Review for Certified Perioperative Nurse (CNOR)
Medications in Ampules
Meds for Postpartum Hemorrhage (PPH)
Meperidine (Demerol) Nursing Considerations
Methadone (Methadose) Nursing Considerations
Methylergonovine (Methergine) Nursing Considerations
Metoclopramide (Reglan) Nursing Considerations
Montelukast (Singulair) Nursing Considerations
Mood Stabilizers
Nalbuphine (Nubain) Nursing Considerations
Needle Safety
Neostigmine (Prostigmin) Nursing Considerations
NG Tube Med Administration (Nasogastric)
NG Tube Medication Administration
Nitro Compounds
NRSNG Live | The S.O.C.K Method for Mastering Nursing Pharmacology and Never Forgetting a Medication Again
Nystatin (Mycostatin) Nursing Considerations
OB Pharm and What Drugs You HAVE to Know – Live Tutoring Archive
Olanzapine (Zyprexa) Nursing Considerations
Opioid Analgesics in Pregnancy
Oral Medications
Oxycodone (OxyContin) Nursing Considerations
Pain Management for the Older Adult – Live Tutoring Archive
Pain Management Meds – Live Tutoring Archive
Parasympathomimetics (Cholinergics) Nursing Considerations
Patient Controlled Analgesia (PCA)
Pediatric Dosage Calculations
Pentobarbital (Nembutal) Nursing Considerations
Pharmacodynamics
Pharmacokinetics
Pharmacokinetics Nursing Mnemonic (ADME)
Pharmacology Course Introduction
Phenobarbital (Luminal) Nursing Considerations
Phytonadione (Vitamin K) for Newborn
Pill Crushing & Cutting
Positioning
Procainamide (Pronestyl) Nursing Considerations
Propofol (Diprivan) Nursing Considerations
Quetiapine (Seroquel) Nursing Considerations
Ranitidine (Zantac) Nursing Considerations
Rh Immune Globulin in Pregnancy
Sedatives-Hypnotics
Sedatives-Hypnotics
Selecting THE vein
Spiking & Priming IV Bags
Starting an IV
Streptokinase (Streptase) Nursing Considerations
Struggling with Dimensional Analysis? – Live Tutoring Archive
SubQ Injections
Supplies Needed
Tattoos IV Insertion
TCAs
The SOCK Method – C
The SOCK Method – K
The SOCK Method – O
The SOCK Method – Overview
The SOCK Method – S
The SOCK Method of Pharmacology 1 – Live Tutoring Archive
The SOCK Method of Pharmacology 2 – Live Tutoring Archive
The SOCK Method of Pharmacology 3 – Live Tutoring Archive
Tips & Tricks
Tips & Advice for Newborns (Neonatal IV Insertion)
Tips & Advice for Pediatric IV
Understanding All The IV Set Ports
Using Aseptic Technique
Verapamil (Calan) Nursing Considerations