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Real Life Pharmacology - Pharmacology Education for Health Care Professionals

GLP-1 Agonist Pharmacology

Real Life Pharmacology - Pharmacology Education for Health Care Professionals

Eric Christianson, PharmD; Pharmacology Expert and Clinical Pharmacist

Education, Health & Fitness, Medicine

5716 Ratings

🗓️ 24 January 2019

⏱️ 11 minutes

🧾️ Download transcript

Summary

The GLP-1's are a relatively newer class of medications used to lower blood sugars in diabetes.



GLP-1's work by simulating the effects of incretin hormones in the body. They can help promote fullness, lower weight, and stimulate insulin release following a meal.



GLP-1's can cause significant GI side effects. Nausea is by far the most common adverse effect. It can even lead to diarrhea and vomiting in some cases.



There is boxed warning on the GLP-1 agonists. Be aware of patients who have had a history of thyroid cancer as this may be a contraindication.



GLP-1 agonists can help lower A1C and stimulate weight loss which is a huge benefit for most patients with Type 2 diabetes.

Transcript

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0:00.0

Well, good morning, good afternoon or good evening. Whatever time of the day it is that you're

0:04.9

listening to this, trying to take in a few clinical pharmacology pearls. This is the real-life

0:12.6

pharmacology podcast. I'm Eric Christensen, Pharmacist, board certified in geriatrics and pharmacotherapy,

0:19.4

and I'm going to try to relay some important information to you that may be advantageous in

0:25.8

real life practice as well as for your pharmacology final or your board exam, whatever

0:33.1

you're preparing for.

0:35.0

It should be helpful for that as well.

0:37.2

So today, covering diabetes

0:39.7

medication, GLP1 agonist, and we're going to look at the pharmacology a little bit, mechanism

0:47.7

of action, side effects, and drug interactions as well. So this class of drugs, so GLP-1 stands for glucagon-like peptide.

1:00.1

And remember that an agonist is a term that stimulates something.

1:06.5

So these GLP-1 agonists, these drugs, act similar in the body to incritin hormones.

1:15.2

And there's some really important things that these incritin hormones do,

1:19.5

and obviously this drug class does.

1:22.8

They can help kind of promote fullness, which can help reduce the appetite, which is a really huge

1:29.6

deal in our type 2 diabetes patients who are potentially or maybe likely overweight.

1:38.0

Also can kind of slow down the gastric emptying time.

1:42.0

So again, that's kind of that leads into the fact that it promotes that fullness

1:46.6

and a feeling of the stomach being filled up.

1:50.7

And then it can also increase glucose dependent secretion.

1:56.3

So this can really blunt what are called those post-pranidal blood sugars.

2:01.6

So those blood sugars after we eat, this drug can actually help stimulate that insulin secretion following a meal.

...

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