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97 Cards in this Set

  • Front
  • Back
What are the fat soluble vitamins?


Where are they stored?
ADEK


Can be stored in body
What are the H2O soluble vitamins?


Can they be stored in body?
B and C


Not stored in body
How would celiac disease affect fat soluble vitamins?
Disturbance of fat distribution, less absorption of fat soluble vitamins
B1

Deficiency?
Thiamin

Beri-beri (peripheral nerve damage)
Wenicke's encephalopathy (alcoholics)
B2

Deficiency?
Riboflavin

Dermatitis
Angular stomatitis
B3

Deficiency?
Niacin

Pellagra: dermatitis, diarrhea, and dementia
B5?

Deficiency?
Pantothenic Acid

Burning feet syndrome (neuronal damage)
Folic acid deficiency?
Megaloblastic anemia
Neural tub defects
B12

Deficiency?
Cyatocobalamine

Pernicious anemia
Vit C

Deficiency?
Ascorbic Acid

Scurvy: dec wound healing, loss of teeth
Vit A deficiency?
Night blindness, dry eye -> overall blindness
Vit D deficiency?
Kids: Rickets

Adults: osteomalacia
Vit E deficiency?
Hemolytic anemia of newbornds
Vit K deficiency?
Bleeding
Vit A toxicity?
1. Increased intracranial pressure (-> nausea and vomiting)
2. Skeletal abnormalities
3. Liver damage
4. Teratogen
Beta Carotene toxicity?
Increase in lung cancer

(like vit a)
Vit D toxicity?
Acute: muscle weakness, nausea
Chronic: Metastatic calcification
Tetany, convulsions
Pancreas and liver damage
Vit E toxicity?
Muscle weakness
Niacin toxicity?
Cutaneous flushing and itching
Ascorbate toxicity?
Kidney stones
If taking massive doses and stop suddenly -> scurvy
Name 2 bisphosphonates
Tiludronate
Etidronate
Mechanism of bisphosphonates?
Inhibit enzyme in pathway of cholesterol synthesis -> alter osteoClasts and causes apoptosis of soteoClasts
S.E. of Bisphosphonates? (5)
1. GI upset, peptic ulcers
2. Dec renal fnx
3. Eye inflammation
4. IV- 1st DOSE AFFECT (inc atrial fibrillation)
5. Osteonecrosis of the jaw
Name 5 Amino Bisphosphonates
Alendronate
Risedronate
Ibandronate
Pamidronate
Zoledronate
Mechanism of amino bisphosphonates?
Cause dec in ATP production in osteoClasts
S.E. of amino bisphosphonates? (5)
1. GI upset, peptic ulcers
2. Dec renal fnx
3. Eye inflammation
4. IV- 1st DOSE AFFECT (inc atrial fibrillation)
5. Osteonecrosis of the jaw
Mechanism of Teripartide?
PTH analog - stimulates bone growth

Inc blast activity
S.E. of Teripartide?
Long term high doses:
Inc blast activity -> inc clast activity -> bone loss
Mechanism of Cinicalcet?
Ca++ mimetic -> dec PTH secretion
S.E. of Cinicalcet?
Hypocalcemia
Mechanism of Raloxifene?
Estrogen Analog
Inhibits CLAST activity
S.E. of Raloxifene?
Inc in pulmonary emboli
Bones w/ more medullary or cortex tissue are weakened most when CLAST activity is greater than blast?
Medullary
Mechanism of Vit D analogs?
Increase Ca++ absorption from gut
Increase PT synthesis and release
Inc Ca++ resorption in kidney
Mechanism of Fluoride?
Stimulates osteoblasts
Mechanism of Calcitonin?
Inhibits CLASTS
Where does calcitonin come from?
Secreted by thyroid when Ca++ levels are too high
S.E. of calcitonin?
GI upset
Metallic taste
How do glucocorticoids affect bone?
Inhibit BLAST maturation
Dec Ca++ absorption from gut
S.E. of glucocorticoids?
Osteoporosis
Mechanism of heparin?
Activates BLASTS
Put in order from better -> worse of relative effacacy:

Raloxifene, Alendronate, Teripartide, Calcitonin
Teripartide
Alendronate
Raloxifene
Calcitonin
What happens in Pagets Disease?
Huge inc in CLAST activity, bone broken down too quickly
3 drugs that activate/inc BLAST activity?
1. Teriparitide
2. Fluoride
3. Heparin
2 drugs that inhibit CLAST activity?
Raloxifene
Calcitonin
Inhibits BLAST maturation?
glucocorticoids
Name 4 H2 blockers used for GI
Nizatidine
Famotidine
Ranitidine
Cimetidine
Which 2 H2 blockers used for GI have 1st pass metabolism?
Ranitidine
Cimetidine
S.E. of Cimetidine? (2)
Gynecomastia- decreased production of androgens b/c it:

INHIBITS p450
2 possible cholinergic agents used for GI tract

Are they used?
Atropine
Propantheline

No b/c of all other S.E.
Name the 5 proton pump inhibitors
Omeprazole
Lansoprazole
Esomeprazole
Rabeprazole
Pantoprazole
Mechanism of Omeprazole
Inhibits ATPase responsible for H+/K+ pump

Prodrug, activated by H+
Side effects of Omeprazole? (4)
Headache
GI upset
Dizziness
Hypochlorhydria (-> dec bone density)
Speed, Duration, and neutralizing of Sodium Bicarbonate
Rapid

Short

High
S.E. of sodium bicarbonate? (3)
Eructation
Na+ may compromise low sodium diets
Systemic absorption
Speed, Duration, and neutralizing of Calcium carbonate
Rapid
Medium
High
"Alka Seltzer"
Sodium bicarbonate
"Tums"
Calcium carbonate
S.E. of calcium cabonate? (3)
Chalky texture
Constipating
Hypercalcemia
"Milk of magnesia"
Magnesium hydroxide
Speed, duration, and neutralizing of aluminum hydroxide?
Slow
Long
Low
S.E. aluminum hydroxide? (4)
Constipating
Adsorbs drugs
Causes loss of phospate
Al ++ toxicity
Speed, duration, and neutralizing of magnesium hydroxide?
Slow
Medium
High
S.E. of magnesium hydroxide? (2)
Laxative
Some mg++ toxicity
Mechanism of sucralfate?
Becomes viscous when exposed to acid, binds to stomach and covers damaged areas
T/F Always give sucralfate in combo w/an acid depleter.
FALSE

you need acid to activate it...
"Pepto Bismol"
Bismuth Subsalicylate
Mechanism of bismuth subsalicylate? (2)
Inc mucous production
Inhibits growth of H Pylori
S.E. of bismuch subsalicylate?
Darkening of feces, tongue, and teeth
Mechanism of misoprostole?
PGE2 analog- produces mucous, bicarb, and decreases H+
S.E. of misoprostole?
Increases uterin contractility
When is misoprostole used?
In NSAID-induced ulceration
What 3 antibiotics can be used to enhance mucosal decnses?
1. Metronidazole
2. Amoxicillin
3. Tetracycline
What two drugs increase gastric emptying rate?
Metoclopromide
Erythromycin
Mechanism of Metoclopromide?
DA and 5HT blocker
S.E. of metoclopromide?
Parkinson-like symptoms
Sedation
What are side effects of all gastric emptying agents? (4)
Nausea
Bloating
Loss of apetite
Slowing of digestive process
Mechanism of erythromycin?
Acts on motilin receptors on muscle of sm intestine
S.E. erythromycin?(3)
Ototoxicity
GI upset
Pseudomembranous Colitis
S.E. of Cathartics? (4)
Fluid imbalances: K+ and H2O loss
Colitis- mucosal injury
Malabsorption of nutrients
Dec in normal bowel reflexes
Mechanism of dioctal sodium sulfosuccinate?
Allows more ready dispersion of fatty substances w/in gut
Mechanism of mineral oil
Non-absorbed lubricant
May impair absorption of fat soluble nutrients
S.E. of mineral oil?
Aspiration in elderly -> pnemonia -> stays in lungs, destroys lung tissue
4 types of bulk-adding agents
Bran
Methyl cellulose
Psyllium
Polycarbophil
3 types of gastric irritants?
1. Anthraquinones
2. Caster Oil
3. Bisacodyl
Mechanism of gastric irritants?

Special one for bisacodyl
Increase fluid secretions in colon

Stimulates gut neuronal system
S.E. of gastric irritants
Renal and liver damage
4 types of osmotic agnets
MgSO4
Mg(OH)2
Polyethylene Glycol
Lubriprostone
Mechanism of Lubriprostone?
PGE analog - binds prostaglandin RECEPTOR in gut -> inc Cl- rich GI fluid
4 Narcotic agents used for diarrhea?
1. Opioids
2. Codeine (or morphine)
3. Diphenoxylate
4. Loperamide
Mechanism of opioids on gut?
Cause a nonrhythmic contraction
Diphenoxylate is combined w/what so it's not abused?
Atropine
S.E. of diphenoxylate?
Enters CNS at high doses
Loperamide S.E.?
Doesn't enter CNS (vs diphenoxylate does)
Mechanism of simethicone?
Dec gas buildup in GI tract
Alters surface tension of gas bubbles
Mechanism of octreotide?
Somatostatin analog
Dec secretion of intestinal hormones
Which diarrhea drug is used for emergencies only?
Octreotide