Drug Indications And More Flashcards

1
Q

Which medication class is commonly used for Peptic ulcer Triple therapy and what is Triple therapy.

A

Proton pump inhibitors

  1. Proton Pump Inhibitor (PPI): This medication is a key component of the triple therapy. PPIs work by reducing the production of stomach acid, which helps in healing ulcers and managing conditions like gastroesophageal reflux disease (GERD).
  2. Antibiotics: Two different antibiotics are usually prescribed alongside the PPI to target and eradicate the H. pylori bacteria. Common antibiotics used in triple therapy for H. pylori infection include clarithromycin, amoxicillin, and metronidazole.
  3. Bismuth (or bismuth salts): In some triple therapy regimens, bismuth compounds may be included. Bismuth has antibacterial properties against H. pylori and can also help protect the stomach lining.

The goal of triple therapy in this context is to use a combination of medications that work synergistically to eradicate the H. pylori infection, reduce stomach acid production, promote ulcer healing, and prevent ulcer recurrence. This comprehensive approach is aimed at achieving better treatment outcomes compared to using a single medication alone. Triple therapy regimens may vary slightly depending on factors such as antibiotic resistance patterns and patient-specific considerations.

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2
Q

What is Zollinger Syndrome

A

a rare condition characterized by the development of tumors called gastrinomas. These tumors typically occur in the pancreas or duodenum (the first part of the small intestine) and result in the overproduction of gastrin, a hormone that stimulates the production of gastric acid in the stomach.

The excessive production of gastrin leads to increased secretion of stomach acid, causing a condition known as hypergastrinemia. This can result in the development of multiple peptic ulcers in the stomach, duodenum, and sometimes in the small intestine.

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3
Q

If a patient has an allergy to Penicillin what other drug class should you be wary of?

A
  1. Cephalosporins and Carbapenems
  2. Cephalosporins: Cephalosporin antibiotics are closely related to penicillins and have a similar beta-lactam ring structure. While the overall risk of cross-reactivity between penicillins and cephalosporins is relatively low (estimated at around 1-3%), individuals with a known penicillin allergy may have an increased risk of allergic reactions to cephalosporins.
  3. Carbapenems: Carbapenem antibiotics, such as imipenem, meropenem, and doripenem, are broad-spectrum antibiotics with a beta-lactam ring structure. Cross-reactivity with penicillin allergies is possible but less common than with cephalosporins.
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4
Q

If patient has an allergy to cephalosporins what can you prescribe instead?

A

Beta-Lactamase Inhibitors: Some combination antibiotics, such as amoxicillin-clavulanate (Augmentin), combine a beta-lactam antibiotic (amoxicillin) with a beta-lactamase inhibitor (clavulanate). While the beta-lactamase inhibitor itself does not carry a risk of cross-reactivity, caution is advised when using combination antibiotics in individuals with penicillin allergies.

Monobactams: Aztreonam is a monobactam antibiotic that is structurally different from penicillins and cephalosporins. It is often considered safe for use in individuals with penicillin allergies and may be an alternative for those who require beta-lactam antibiotic treatment.

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5
Q

What are benzodiazepines used for and what are adverse effects

A

Indications:
benzodiazepines are widely used for their therapeutic effects, such as treating anxiety disorders, insomnia, muscle spasms, seizures, and alcohol withdrawal symptoms.

Adverse Effects:
However, they also carry risks, including the potential for tolerance, dependence, and withdrawal symptoms, especially with prolonged use or high doses.

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6
Q

What are indications and adverse effects of gabapentin?

A

Indications:
classified as an anticonvulsant medication, specifically as a gamma-aminobutyric acid (GABA) analogue. It is commonly used to treat epilepsy (seizure disorders), neuropathic pain (nerve pain), and certain types of mood disorders. sometimes prescribed off-label for conditions such as restless legs syndrome, hot flashes, and migraine prevention.

Adverse effects:

Drowsiness or Sedation
Dizziness
Fatigue
Peripheral Edema (swelling of hands, ankles, or feet)
Weight Gain
Nausea and Vomiting
Dry Mouth
Blurred Vision
Mood Changes (such as irritability or depression)
Suicidal Thoughts or Behavior (rare, but possible)

Although not everyone will experience all of these

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7
Q

What is the drug of choice in the black community for those with hypertension?
A. Alpha blockers
B. Beta Blockers
C. Calcium Channel Blockers
D. Loop diuretics

A

Loop Diuretics and in particular Hydrochlorothiazide

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8
Q

What could be given if a person has hypertension and hypercalcemia?
A. Beta Blocker
B. Thiazide Diuretics
C. Vasopressin
D. Loop Diuretics

A

Answer: D. Loop Diuretics
It blocks the Na + K+ 2Cl - symporter which decreases the paracellular reabsorption of Calcium

B. it blocks the

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