Doxycycline

Definition

Doxycycline is a broad-spectrum antibiotic belonging to the tetracycline class. It inhibits bacterial protein synthesis, making it effective against various bacterial infections.

5 Must Know Facts For Your Next Test

1. Doxycycline is often used to treat bacterial respiratory tract infections like pneumonia and bronchitis.
2. It is effective against skin and soft tissue infections caused by Staphylococcus aureus, including MRSA.
3. Doxycycline can be used for treating certain urogenital infections, including those caused by Chlamydia trachomatis.
4. The drug works by binding to the 30S ribosomal subunit, inhibiting protein synthesis in bacteria.
5. Common side effects include gastrointestinal upset and photosensitivity.

Review Questions

• What class of antibiotics does doxycycline belong to?
• How does doxycycline inhibit bacterial growth?
• Name two types of infections that doxycycline is commonly used to treat.

Related terms

Tetracycline: A class of antibiotics that inhibit protein synthesis in bacteria.

MRSA: Methicillin-resistant Staphylococcus aureus, a type of bacteria resistant to many antibiotics.

Chlamydia trachomatis: A bacterium that causes chlamydia infections, often treated with doxycycline.