Utilized for acne vulgaris and respiratory tract infections to alleviate bacterial growth and target inflammatory symptoms.
Mechanism of Action
Doxycycline binds to the 30S ribosomal subunit of susceptible microorganisms, inhibiting protein synthesis. Its bacteriostatic action prevents the addition of amino acids to the growing peptide chain.
Route of Administration
Oral
Onset Time
1–2 hours
Duration
18–24 hours
Contraindications
Hypersensitivity to tetracyclines, Severe hepatic impairment, Pregnancy
Severe Adverse Events
Esophageal ulceration, Intracranial hypertension, Anaphylaxis — requires immediate medical attention
Common Side Effects
Nausea, Photosensitivity, Diarrhea
Uncommon Side Effects
Dyspepsia, Abdominal pain, Vaginal candidiasis
Drug Interactions
Alcohol, Antacids, Iron Supplements, Warfarin, Oral Contraceptives
Pregnancy Safety Warnings
FDA Category D: Positive evidence of fetal risk during tooth development. Breastfeeding: Excreted in milk; short-term use is usually compatible.
Age Restrictions
Avoid use in children under eight years of age due to risk of tooth discoloration.
Storage Guidelines
Store at room temperature and keep container tightly closed.
Information related to Doxycycline is compiled and periodically reviewed with reference to established medical sources and prescribing guidance. Content is provided for general reference and should be confirmed with a registered healthcare professional before use.
