Diabetes Flashcards
Describe DMT2 diet (4)
DEC Refined sugar
DEF Saturated Fat
INC Complex Carbs (low glycemic index)
INC Fiber
Weight loss goal for T2DM
DEC Weight by 5%
Name the insulin sensitizers (2)
- [Metformin Biguanide]
- Thiazolidinediones (Pioglitazone/Rosiglitazone)
Name the Thiazolidinediones (2)
- Pioglitazone
- Rosigliazone
What are the 2 classes of [insulin secretogogues]
Sulfonylurea
Meglitinides
Sulfonylurea Drugs (5)
- Chlorpropamide
- Tolbutamide
- Glimepiride
- Glyburide
- Glipizide
Meglitinide Drugs (2)
- Repaglinide
- Nateglinide
Which Type2DM drugs are [Incretin Mimetic GLP1 Homologs] (2)
- Exenatide
- Liraglutide
Which Type2DM drugs are [DPP4 inhibitors]
- Sitagliptin
- Saxagliptin
Which Type2DM drugs inhibit Carb digestion
Alpha-Glucosidase inhibitors
[Alpha Glucosidase inhibitor] Drugs (2)
Acarbose
Miglitol
Amylin Homolog
Pramlintide
Amylin is ABSENT in Type2DM
[SGLT2 inhibitors] Drugs (2)
Canagliflozin
Dapagliflozin
Bile Acid Binding resin
Colesevelam
Preventing Bile acid reabsorption โ> INC Bile Acid Synthesis. Bile Acids bind to [Intestinal TGR5 โ> GLP1 secretion]
How are [Incretin Mimetic GLP1 Homologs] administered and whats the dosage
Parenteral
SubQ QD vs. BID
How is [Pramlintide Amylin Homolog] administered
Parenteral
Metformin Indication
First line Type2DM tx after [Diet & Exercise] have been ruled out
Metformin Effect (4)
- DEC Hepatic Gluconeogenesis
- INC Insulin Sensitivity โ> INC Glucose utilization
- DEC Weight (SE)
- Lowers fasting Glucose
How much does Metformin lower [HbA1C %]?
1.5 %
Advantages of Metformin (4)
- DEC Weight
- No hypOglycemia
- Improves Lipids
- DEC MI
Metformin MOA
Inhibitis Mitochondria complex 1 โ> [INC AMPK] โ> [DEC Adenylate Cyclase]
Metformin SE (3)
- Lactic Acidosis
- GI (NV & Anorexia)
- DEC B12 absorptionโ>Megaloblastic Anemia
Which pts are most at risk for [Metformin induced Lactic Acidosis] (5)
- Renal Failure
- Liver Failure (i.e. EtOH abuse)
- CHF / MI
- hypoxia (COPD)
- Illness (viral vs. septicemia)
Sx of Lactic Acidosis (3)
- Deep but Rapid breating
- Vomiting / Abd Pain
- [Leg/Arm Muscle Weakness]
Metformin Contraindications (6)
- Renal Failure
- MI
- CHF
- Pregnancy
- Age >80
- Liver Failure
Whatโs the only Type2DM tx for Pregnant pts
Insulin only
Clearance of Metformin
Renal only
Thiazolidinediones MOA
[PPARgamma Agonist] (expressed in Fat, Muscle, Liver, Heart & MACS)โ> transcription factor activation
Thiazolidinediones Effect (3)
- INC Insulin sensitivity
- DEC Fasting glucose
- DEC Insulin resistance
How long does it take for Thiazolidinediones to reach MAX Effect
6-14 Weeks
Thiazolidinediones SE (4)
- โCHF-BLACK BOX WARNING
- Wt Gain (SubQ usage)โ> [insulin sensitive adipose]
- [Peripheral Edema from Fluid Retention]
- Bone Fractures in Women
Thiazolidinedione Contraindications (3)
- CHF
- CVD
- Liver Dz
Compare onset of Sulfonylureas and Meglitinides
Sulfonylurea: Slower onset
Meglitinide: rapid onset (15-30 min)
Compare half-life of Sulfonylureas and Meglitinides
Sulfonylurea: Long
Meglitinide: short (60-90 min.)
Compare [Duration of Action] between Sulfonylureas and Meglitinides
Sulfonylurea: Long (14-16 Hrs)
Meglitinide: short (2-4 Hrs)
Sulfonylurea Effect (2)
- INC Insulin Secretion
- DEC Fasting Glucose
Meglitinides Effect (2)
- DEC Postprandial Glucose
- INC Insulin Secretion
Name the First Generation Sulfonylurea (2)
- Chlorpropamide
- Tolbutamide
Name the SECOND Generation Sulfonylurea (3)
- Glimepiride
- Glyburide
- Glipizide
Repaglinide [Drug Class]
Meglitinide
Nateglinide [Drug Class]
Meglitinide
Sulfonylureas MOA
Inhibits B-cell [K+ Sur1 channel] โ> Insulin Secretion
Sulfonylurea SE (2)
- hypOglycemia
- Wt Gain
Clearance of Sulfonylureas
Liver only
Excretion of Sulfonylureas
Kidney
Which Sulfonylurea maybe safer for pts with renal insufficiency & elderly?
Glipizide (it has no active metabolites)
Which Sulfonylurea are not safe for pts with renal insufficiency & elderly (2)?
Glyburide & Glimepiride
Sulfonylurea Contraindications (4)
- Renal Failure
- Liver Failure
- Elderly
- Co-admin with Highly Protein bound drugs
Meglitinide MOA
Inhibits B-cell [K+ Sur1 channel] โ> Insulin Secretion
Why does Meglitinide have a lower risk of hypOglycemia than Sulfonylureas?
Meglitinide is GLUCOSE DEPENDENT
Which Meglitinide drug acts to [DEC Postprandial AND Fasting Glucose]
Repaglinide
Elimination of Repaglinide
90% Fecal & 10% Renal
Metabolism of Repaglinide
Liver