Oxytetracycline

Generic Details

Generic Name

Oxytetracycline

Other Names

  • Terramycin
  • Oxyterracin

Drug Class

  • Tetracycline Antibiotic

Chemical Formula

C22H24N2O9

Molecular Weight

460.44 g/mol

Mechanism of Action

  • Inhibits bacterial protein synthesis by binding to the 30S ribosomal subunit

Indications

  • Acne
  • Chlamydia infections
  • Lyme disease
  • Pneumonia
  • Urinary tract infections

Common Dosage Forms

  • Capsules
  • Tablets
  • Topical cream

Typical Dosage

  • 250 mg - 500 mg every 6 hours

Pediatric Dosage

  • Dosing based on weight and age, to be determined by a healthcare provider

Geriatric Dosage

  • May require dosage adjustment, consult healthcare provider

Side Effects

  • Nausea
  • Vomiting
  • Diarrhea
  • Photosensitivity

Contraindications

  • Hypersensitivity to tetracyclines
  • Pregnancy
  • Children under 8 years old

Pregnancy Category

  • D

Lactation Safety

  • May pass into breast milk, consult healthcare provider

Drug Interactions

  • Antacids
  • Oral contraceptives
  • Warfarin

Overdose Symptoms

  • Dizziness
  • Nausea
  • Vomiting
  • Intracranial hypertension

Antidote for Overdose

  • No specific antidote, treatment is symptomatic

Storage Conditions

  • Store at room temperature away from moisture and heat

Pharmacokinetics

  • Absorption: Readily absorbed from the gastrointestinal tract
  • Distribution: Widely distributed in body tissues
  • Metabolism: Partially metabolized in the liver
  • Excretion: Primarily excreted unchanged in the urine

Precautions

  • Use with caution in patients with liver or kidney impairment

Warnings

  • Risk of discoloration of teeth if administered to children under 8 years old

Others

  • May decrease the effectiveness of oral contraceptives, use alternative birth control methods during treatment