Pharmacology for Nurses

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Septra

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Pharmacology for Nurses

Definition

Septra is a combination antibiotic containing sulfamethoxazole and trimethoprim. It is commonly used to treat urinary tract infections (UTIs) by inhibiting bacterial growth.

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5 Must Know Facts For Your Next Test

  1. Septra combines two antibiotics: sulfamethoxazole and trimethoprim, which work synergistically.
  2. It is effective against a broad range of gram-positive and gram-negative bacteria.
  3. Common side effects include nausea, vomiting, rash, and photosensitivity.
  4. Patients with sulfa allergies should not take Septra due to the risk of severe allergic reactions.
  5. Septra can interfere with the efficacy of oral contraceptives; additional contraceptive measures are recommended.

Review Questions

  • What are the two active components of Septra?
  • Why should patients with sulfa allergies avoid Septra?
  • How does Septra work to treat urinary tract infections?

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