From the Research
Doxycycline for acne can typically be prescribed for 3-6 months, though some patients may use it for up to 12 months with proper medical supervision. The standard adult dosage is usually 50-100 mg once or twice daily 1. Your doctor will likely start you on a higher dose (such as 100 mg twice daily) and then reduce it as your acne improves. It's essential to take doxycycline with a full glass of water and remain upright for at least 30 minutes afterward to prevent esophageal irritation. You should avoid taking it with dairy products, antacids, or iron supplements as these can reduce its effectiveness. Common side effects include increased sun sensitivity, digestive upset, and yeast infections in women. Long-term use beyond 3-6 months raises concerns about antibiotic resistance and potential side effects, which is why your dermatologist will periodically evaluate your progress to determine when to stop or switch treatments. Doxycycline works by reducing acne-causing bacteria and decreasing inflammation, making it effective for moderate to severe inflammatory acne 2.
Some key points to consider when taking doxycycline for acne include:
- Taking the medication with a full glass of water to prevent esophageal irritation
- Avoiding dairy products, antacids, or iron supplements that can reduce its effectiveness
- Being aware of common side effects such as increased sun sensitivity, digestive upset, and yeast infections in women
- Regularly evaluating progress with your dermatologist to determine when to stop or switch treatments
- Considering alternative treatments, such as isotretinoin, for moderate to severe inflammatory acne that is resistant to other treatments 3.
It's also important to note that doxycycline is often used in combination with other treatments, such as topical retinoids or benzoyl peroxide, to achieve optimal results 4. Your dermatologist will work with you to determine the best treatment plan for your individual needs.