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Flashcards in GI medication Deck (19):
1

Antacids Mechanism of Action

Neutralizes stomach acid and raises pH level

2

Antacids Tx

1. Promotes healing of ulcers
2. Reduces ulcers
3. Tx hyperacidity

3

Antacids Adverse Effects

1. Decreases effectiveness of anti-infectives & H2 blockers
2. Increases effectiveness of diazepam & enteric coated drugs

4

Antacids Implication

1. Contains Ca++, aluminum, Mg & Na+
2. Do Nnot take w/I 2 hrs of other meds
3. Watch for electrolyte changes

5

Name 3 H2 Blockers

1. cimetidine
2. famotidine
3. ranitidine

6

H2 Blocker Mechanism of Action

Blocks histamine of parietal cells

7

H2 Blocker Tx

1. Ulcer
2. Gastresophageal reflux
3. Short term fix of hyperacidity

8

H2 Adverse Effects

1. Diahrreah
2. Dizziness
3. Mental confussion

9

Name 2 Protein Pump Inhibitors (PPI)

1. Lansoprazole (Prevacid)
2,. Pantoprazole (Protonix)

10

PPI Mechanism of Action

Inhibits proton pumps, not allowing secretion of HCl

11

PPI Tx

1. Ulcer
2. GERD
3. Hypersecretory

12

PPI Adverse Effects

1. Abd upset
2. Headache
3. Dizziness

13

PPI Contraindication

1. H2 Blockers
2. Warfarin
3. Antibiotic

14

PPI Implications

1. Do not crush or chew
2. Long term use can lead to vitamin B12 deficiency-Anemia
3. Take on empty stomach 30 min before meal
4. Teach ways to reduce gastric acidity

15

Name 1 Mucosal Protectant

1. Sucralfate (Carafate)

16

Mucosal Protectant Mechanism of Action

Reacts c HCl & proteins to form a paste @ the ulcer site

17

MP Tx

1. duodenal ulcer
2. Gastric ulcer

18

MP Adverse Effects

Constipation

19

MP Implication

1. -90% of aluminum is not absorbed so watch pt c renal disease
2. Administer on empty stomach 1 hr BEFORE or 2 hrs AFTER food or other meds
3. Fluching NG Tube before & after giving