Gastrointestinal (GI) Flashcards
promethazine
drug class
Antiemetics
promethazine
brand
Phenergan
promethazine
common strengths
12.5mg, 25mg, 50mg
promethazine
common frequency
q4-6h prn
promethazine
indications
Prevents and treats nausea/vomiting
Motion sickness
Allergies
promethazine
counseling points
Drowsiness
Dizziness
Avoid alcohol due to enhanced drowsiness
Sun sensitivity
ondansetron
drug class
antiemetics
ondansetron
brand
Zofran
ondansetron
common strengths
4mg, 8mg
ondansetron
common frequency
q8h prn
ondansetron
indications
Prevents nausea/vomiting
Non-FDA approved for treatment of vomiting
ondansetron
counseling points
Fatigue
Headache
Constipation or Diarrhea
omeprazole (OTC)
drug class
Acid Reflux
omeprazole (OTC)
brand
Prilosec
omeprazole (OTC)
common strengths
10mg, 20mg, 40mg
omeprazole (OTC)
common frequency
daily
omeprazole (OTC)
indication
Acid reflux/ indigestion
Prevention and treatment of ulcers
omeprazole (OTC)
counseling points
Works in 1 day, up to 4 days for full effect
Food delays absorption so take >1 hour before food
Separate from antacids by 2 hours
famotidine (OTC)
drug class
Acid Reflux
famotidine (OTC)
brand
Pepcid AC
famotidine (OTC)
common strengths
10mg, 20mg, 40mg
famotidine (OTC)
common frequency
BID
famotidine (OTC)
indication
Acid reflux/ indigestion
Prevention and treatment of ulcers
famotidine (OTC)
counseling points
Works in 1 hour, up to 1 day for full effect
Can be taken with antacids
magnesium hydroxide,
aluminum hydroxide,
simethicone (OTC)
drug class
Acid Reflux
magnesium hydroxide,
aluminum hydroxide,
simethicone (OTC)
brand
Maalox
magnesium hydroxide,
aluminum hydroxide,
simethicone (OTC)
common strengths
200mg/200mg/20mg per 5 ml
magnesium hydroxide,
aluminum hydroxide,
simethicone (OTC)
common frequency
2-4 tsp PO QID PRN
magnesium hydroxide,
aluminum hydroxide,
simethicone (OTC)
indication
magnesium hydroxide, aluminum hydroxide:
Acid reflux/ indigestion
simethicone:
Relief of gas pressure/ bloating
magnesium hydroxide,
aluminum hydroxide,
simethicone (OTC)
counseling points
Shake well
Works within minutes
Many drug-drug interactions
Constipation from aluminum
Diarrhea from magnesium and simethicone
calcium carbonate (OTC)
drug class
Acid Reflux
calcium carbonate (OTC)
brand
Tums
calcium carbonate (OTC)
common strength
500mg, 750mg
calcium carbonate (OTC)
common frequency
Chew 2-4 tabs prn
MAX: 7500 mg/day if used for indigestion
MAX: 2500 mg as supplement
calcium carbonate (OTC)
indication
Calcium supplement
Acute acid reflux / indigestion
calcium carbonate (OTC)
counseling points
Constipation
Chew before swallowing
Do not use > 2 weeks for indigestion
Polyethylene glycol (PEG) (OTC)
drug class
Constipation Relievers and Laxatives
Polyethylene glycol (PEG) (OTC)
brand
GoLYTELY, MiraLAX
Polyethylene glycol (PEG) (OTC)
common strengths
17g
Polyethylene glycol (PEG) (OTC)
common frequency
MiraLAX (laxative):
17g (1 capful) dissolved in 8 oz. of liquid PO once daily prn
GoLYTELY (colonoscopy prep):
Mix with water to make 1 gallon, drink 8oz every 10 minutes
Polyethylene glycol (PEG) (OTC)
indications
Osmotic laxative to relieve constipation
Bowel evacuant for colonoscopy prep (Non-FDA approved)
Polyethylene glycol (PEG) (OTC)
counseling points
Laxative works in 1-3 days
Do not take laxative longer than 1 week without MD approval
Colon prep works in 1 hr
Diarrhea, cramps, bloating
docusate sodium (OTC)
drug class
Constipation Relievers and Laxatives
docusate sodium (OTC)
brand
Colace
docusate sodium (OTC)
common strengths
50mg, 100mg, 250mg
docusate sodium (OTC)
common frequency
daily
docusate sodium (OTC)
indications
Stool softener to relieve constipation
docusate sodium (OTC)
counseling points
Works in 1-3 days
Take with water
Diarrhea, cramps
bisacodyl (OTC)
drug class
Constipation Relievers and Laxatives
bisacodyl (OTC)
brand
Dulcolax
bisacodyl (OTC)
common strengths
5mg, 10mg
bisacodyl (OTC)
common frequency
Laxative:
5-15mg PO daily
10mg rectally daily
Colonoscopy prep:
30mg dose
MAX:
30mg/day
bisacodyl (OTC)
indication
Stimulant laxative to relieve constipation
Bowel evacuant for colonoscopy prep
bisacodyl (OTC)
counseling points
Oral dose works in 8 hrs
Suppository works within 15-60 minutes
Do not take longer than 1week without MD approval
Diarrhea, cramps
loperamide (OTC)
drug class
Anti-Diarrheal
loperamide (OTC)
brand
Imodium
loperamide (OTC)
common strength
2mg
loperamide (OTC)
common frequency
2 tablets PO after first loose stool, then 1 tablet after each loose stool
MAX:
8mg/day (OTC)
16mg/day (Rx)
loperamide (OTC)
indication
Slows peristalsis to treat diarrhea
loperamide (OTC)
counseling points
Drowsiness
If diarrhea not improved in 2 days, call MD due to dehydration risk