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Gastro 1 & 2
BDK
| Pharmacologic Category | Generic Name | Brand Name | Common Indication | Essential Knowledge |
|---|---|---|---|---|
| Anticholinergic; Antispasmodic | dicyclomine | Bentyl | IBS | KSE: drowsiness, blurred vision, dizziness, xerostomia, constipation. ON: CI in GI obstruction, reflux esophagitis, acute hemorrhage with cardiac instability, obstructive uropathy, glaucoma |
| Corticosteroid | dexamethasone | DexPak, DoubleDex | Inflammatory diseases, cerebral edema, CINV | KSE: hyperglycemia, increased appetite w/ weight gain, depression, irritability, anxiety, restlessness, insomnia, osteoporosis (chronic use), Cushing's syndrome (chronic use) ON: risk of adrenal suppression w/ prolonged use |
| Corticosteroid | methylprednisolone | Medrol, Solu-Medrol | Inflammatory diseases, COPD exacerbation, asthma exacerbation, acute gout | KSE: hyperglycemia, increased appetite w/ weight gain, depression, irritability, anxiety, restlessness, insomnia, osteoporosis (chronic use), Cushing's syndrome (chronic use) ON: risk of adrenal suppression w/ prolonged use |
| Corticosteroid | prednisolone | Orapred | Inflammatory diseases, COPD exacerbation, asthma exacerbation, acute gout | KSE: hyperglycemia, increased appetite w/ weight gain, depression, irritability, anxiety, restlessness, insomnia, osteoporosis (chronic use), Cushing's syndrome (chronic use) ON: risk of adrenal suppression w/ prolonged use |
| Corticosteroid | prednisone | Deltasone, Rayos | Inflammatory diseases, COPD exacerbation, asthma exacerbation, acute gout | KSE: hyperglycemia, increased appetite w/ weight gain, depression, irritability, anxiety, restlessness, insomnia, osteoporosis (chronic use), Cushing's syndrome (chronic use) ON: risk of adrenal suppression w/ prolonged use |
| Corticosteroid | hydrocortisone | Topical: (OTC) Cortaid; IV: Solu-Cortef | Topical: inflammation, rash; PO/IV: acute illness, adrenal insufficiency | KSE: hyperglycemia, increased appetite w/ weight gain, depression, irritability, anxiety, restlessness, insomnia, osteoporosis (chronic use), Cushing's syndrome (chronic use) ON: risk of adrenal suppression w/ prolonged use |
| Dopamine 2 antagonist | metoclopramide | Reglan | Gastroparesis, GERD, nausea, vomiting | KSE: drowsiness, dystonia, akathisia, EPS, QTc prolongation, diarrhea, hyperprolactinemia USBW: may cause tardive dyskinesia, do not use >12 weeks ON: CI w/ GI obstruction, perforation or hemorrhage |
| Selective serotonin (5-HT3) antagonist | ondasetron | Zofran, | Nausea, vomiting | KSE: headache, fatigue, constipation, QTc prolongation |
| Histamine H1 blocker | promethazine | Phenergan | Motion sickness, nausea, vomiting | KSE: drowsiness, dry mouth, blurred vision, QTc prolongation, EPS USBW: potential for fatal respiratory depression in patients <2 yo; injection can cause peripheral extravasation (preferred parental route is IM) |
| Osmotic laxative | lactulose | Enulose, Constulose | Constipation, hepatic encephalopathy | KSE: abdominal cramps, abdominal distention, diarrhea, flatulence |
| Antidiarrheal | diphenoxylate and atropine | Lomotil CS-V | Diarrhea | KSE: nausea, confusion, drowsiness, dizziness, xerostomia, tachycardia, urinary retention ON: do not use in diarrhea associated w/ enterotoxin-producing bacteria or in children < 6 yo |
| Histamine H2 antagonist | famotidine | Pepcid (OTC), Zantac 360 | GERD, erosive esophagitis, SUP | KSE: headache, constipation, diarrhea, mental status changes |
| Proton pump inhibitor (PPI) | dexlansoprazole | Dexilant | GERD, PUD, erosive esophagitis, SUP | KSE: headaches, abdominal pain, nausea, diarrhea, bone fracture, vitamin B12 deficiency, hypomagnesemia, increased risk of Clostridioides difficile associated diarrhea (CDAD) |
| Proton pump inhibitor (PPI) | esomeprazole | Nexium (OTC) | GERD, PUD, erosive esophagitis, SUP | KSE: headaches, abdominal pain, nausea, diarrhea, bone fracture, vitamin B12 deficiency, hypomagnesemia, increased risk of Clostridioides difficile associated diarrhea (CDAD) |
| Proton pump inhibitor (PPI) | lansoprazole | Prevacid (OTC) | GERD, PUD, erosive esophagitis, SUP | KSE: headaches, abdominal pain, nausea, diarrhea, bone fracture, vitamin B12 deficiency, hypomagnesemia, increased risk of Clostridioides difficile associated diarrhea (CDAD) |
| Proton pump inhibitor (PPI) | omeprazole | Prilosec (OTC) | GERD, PUD, erosive esophagitis, SUP | KSE: headaches, abdominal pain, nausea, diarrhea, bone fracture, vitamin B12 deficiency, hypomagnesemia, increased risk of Clostridioides difficile associated diarrhea (CDAD) |
| Proton pump inhibitor (PPI) | pantoprazole | Protonix | GERD, PUD, erosive esophagitis, SUP | KSE: headaches, abdominal pain, nausea, diarrhea, bone fracture, vitamin B12 deficiency, hypomagnesemia, increased risk of Clostridioides difficile associated diarrhea (CDAD) |
| Gastrointestinal protectant | sucralfate | Carafate | duodenal ulcers | KSE: constipation, bezoar formation, ON: take on an empty stomach; many drug interactions due to reducing absorption of other drugs |
| Guanylate cyclase C agonist | linaclotide | Linzess | IBS-C, opioid induced constipation | KSE: diarrhea, abdominal pain. USBW: do not use in patients <2yo (risk of death due to dehydration). ON: mechanical GI obstruction |
| Osmotic laxative | polyethylene glycol 3350 | Miralax (OTC) | Constipation | KSE: abdominal cramping, electrolyte imbalance. ON: CI w/ bowel obstruction |
| Stimulant laxative | senna | Ex-Lax, Senokot (OTC) | Constipation | KSE: abdominal cramping, electrolyte imbalance |
| Stool softener | docusate | Colace (OTC) | Prevent straining during defecation | ON: do not use w/ mineral oil |
| Histamine H1 antagonist | meclizine | Bonine (OTC) | motion sickness, vertigo | KSE: drowsiness, dry mouth, blurry vision |