Minocycline is a tetracycline antibiotic. It is a broad-spectrum antibiotic, meaning it is effective against a wide range of bacteria. It is commonly prescribed to treat various bacterial infections, including respiratory tract infections, urinary tract infections, skin infections, and certain sexually transmitted infections. One of its well-known uses is in the treatment of moderate to severe acne, where it works to reduce inflammation and kill acne-causing bacteria. It can also be used in the management of rheumatoid arthritis due to its anti-inflammatory properties, even though it is primarily an antibiotic.
Minocycline is available in several forms, including capsules, tablets, and extended-release formulations. It is taken orally. The specific dosage and duration of treatment depend on the condition being treated, its severity, and the patient's response to the medication. It is crucial to complete the full course of minocycline as prescribed by a healthcare provider, even if symptoms improve, to ensure the infection is fully eradicated and to prevent the development of antibiotic resistance.
Like other tetracyclines, minocycline can cause photosensitivity, making the skin more susceptible to sunburn. Patients are advised to use sunscreen and protective clothing when exposed to sunlight. It can also cause discoloration of teeth in children if used during tooth development, and may cause dizziness or lightheadedness in some individuals. Minocycline has a half-life of approximately 16 hours, meaning it stays in the body for a relatively long time compared to some other antibiotics.
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Known interactions
Category rule: supplement × medication
Note
Some supplements change how the body processes medications (absorption, liver enzymes, or additive effects).
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Category rule: vitamin × medication
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Certain vitamins interact with specific medications (e.g., vitamin K with blood thinners).
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Sources referenced
["U.S. National Library of Medicine, DailyMed (FDA Access Data)", "PubChem (National Center for Biotechnology Information)", "MedlinePlus (National Library of Medicine)", "DrugBank Online", "Cochrane Library"]
Stackwise compiles summaries from publicly available scientific and regulatory references. Always verify important decisions with a licensed clinician.
Related compounds
Others in the medication category or studied for the same goals.