Heartburn & Dyspepsia Flashcards
What is another word for heartburn?
Pyrosis
What is anther word for pyrosis?
Heartburn
What is the definition of heartburn?
Burning sensation in stomach/lower chest that rises up toward the neck and occasionally to the back
What is another word for dyspepsia?
Indigestion
What is another word for indigestion?
dyspepsia
What is hiatal hernia?
Relaxation of lower esophageal sphincter and leads to increased acid exposure
Lower esophageal sphincter (relaxes/contracts) at rest and (relaxes/contracts) on swallowing
rest - contracted
swallow - relax
Clinical presentation of heartburn is….
within 1 hr of eating; laying down, bending over may exacerbate
Clinical presentation of GERD is….
heartburn occurring 2+ per week
What is dysphagia?
Difficulty swallowing
What is odynophagia?
Painful swallowing
Which should you use for mild and less frequent symptoms of heartburn/dyspepsia?
Antacid
H2RA
PPI
Antacid
Which should you use for moderate and less frequent symptoms of heartburn/dyspepsia?
Antacid
H2RA
PPI
H2RA
Which should you use for severe and more frequent symptoms of heartburn/dyspepsia?
Antacid
H2RA
PPI
PPI; use H2RAs first, if it doesnt work then use PPIs
Exclusion of heart burn/dyspepsia
Duration?
> 3 months
Exclusion of heart burn/dyspepsia
Age?
- > 45 yrs old w/ new onset dyspepsia
- <12 yrs old for H2RAs
- <18 yrs old for PPI
- <2 yrs old
Exclusion of heart burn/dyspepsia
Prescription?
Heartburn with the use of prescription
Non-Drug Therapy for heart burn/dyspepsia
Meals?
- 3 or 4 balanced meals/day
- Smaller meals
- Reduce spicy + fatty foods
- Avoid eating 3 hrs before bedtime
Non-Drug Therapy for heart burn/dyspepsia
Positioning?
- Elevate torso
- Raise head of bed by 6 to 8 inches
- Wedge pillow
Non-Drug Therapy for heart burn/dyspepsia
OTC to avoid?
NSAIDS, unless absolutely necessary
Non-Drug Therapy for heart burn/dyspepsia
Extra info?
Keep a heartburn diary; correlate Sx with worst food triggers
Tums, Mylanta, Maalox, and Alka-seltzer are considered:
Antacids
H2RA
PPI
Antacids
Zantac, Pepcid, Axid, and Tagamet are considered:
Antacids
H2RA
PPI
H2RA
Prilosec, Prevacid, and Nexium are considered:
Antacids
H2RA
PPI
PPI
How often should you dose antacids?
Every 1 to 2 hrs
How often should you dose H2RAs?
Twice a day
How often should you dose PPIs?
Once a day
How long do antacids last?
20 to 30 min
How long do H2RAs last?
4 to 10 hrs
How long do PPIs last?
12 to 24 hrs; may take 1 to 4 days for full relief
How long do antacids take to work?
<5 min
How long do H2RAs take to work?
30 to 45 min
How long do PPIs take to work?
2 to 3 hrs
MOA of antacids?
Increase pH + Neutralize
MOA of H2RAs?
Increase pH
MOA of PPIs?
Inactivates pump that extrudes H2 into lumen?
Which of these is for acute use?
Antacid
H2RAs
PPIs
Antacid
What salt in antacids has a slower onset, but effect lasts slightly longer?
Calcium carbonate
If you wanted to make antacids last longer, what could you do?
Have some food; duration of action can stay up to 3 hrs
What is the AE of aluminum salts in antacids?
Constipation
What is the AE of magnesium salts in antacids?
Diarrhea
What is the AE of carbonate salts in antacids?
Belching/Flatulence
What is the drug interaction concern w/ antacids?
Can affect absorption of other RX by decreasing absorption into bloodstream; affects tetracyclines, fluoroquinolones, zithromax, ketoconazole, itraconazole, iron, or synthroid
What is the FDA warning of antacids?
Avoid w/ products containing both ASA and antacids; causes bleeding and watch out for >60 yr olds
Which H2RA should you not recommend? Why?
Cimetidine; lots of rx interactions + inhibits P450 + causes gynecomastia in men
What are some things to watch out for H2RAs?
- Not anti-allergy (use H1RAs)
2. Tolerance can develop
What is a rare side effect of H2RAs?
Thrombocytopenia
What is the recommended use of PPIs?
Once daily 30 to 60 min before breakfast for 14 days; repeat in 4 months
What are some side effects of PPIs?
- Increased % to enteric infections
2. Fracture risk in ppl >50 yrs old who have taken PPIs for 1 yr
All PPIs interact with what medication?
Diazepam, warfarin, phenytoin, theophylline, tacrolimus, and methotrexate
Which PPIs interact with clopidogrel and cilostazol?
Omeprazole + Esomeprazole
Long term use of PPIs are linked with….
- Dementia
- Chronic Kidney Disease
- C. difficile infection
- Lower Magnesium
- Fractures
- Community acquired pneumonia
- Added to Beer’s List
Who should not use Pepto-Bismol?
Children, Pts with bleeding risk or renal failure
AE of Pepto-Bismol?
Black tongue and tarry looking feces
For pregnant women, what are their options?
Lifestyle modification first; PPIs not studied (Cat. C) and calcium/magnesium based antacids = okay
For breastfeeding, what are their options?
Aluminum, calcium or magnesium antacids = okay; Famotidine best option for H2RA
Avoid PPIs
How do you manage drug interactions with antacids?
Separate by other medications by 2 hrs
What are the long term consequences of GERD?
Barrett’s esophagitis leading to esophageal cancer