Doxycycline is categorized as a tetracycline group of antibiotics that is highly potent in treating the most complicated bacterial infections.

Medical Uses

Doxycycline 100 mg tablets are majorly recommended to treat sexually transmitted disease and respiratory tract infections. The uniqueness of the pill lies in its fast onset of action. It is classified as a broad spectrum antibiotic because of its potential to treat wide range of bacterial infections.

It is well known for treating Lyme disease, which is a bacterial infection. It is a Borrelia type bacterium that is considered to be the prime cause of this disease. This medication kills this bacterium through its active ingredient Monodox.

It can treat malaria effectively alongside consuming medications like quinine. The active ingredient in the medication pauses the production of proteins through which it takes the lives of protozoa and bacteria. This antibiotic pill can even treat the complicated respiratory problems like pneumonia.

Doxycycline can also be very effective in treating infections of the genital tract and genital area apart from being useful in treating various types of skin infections too. It belongs to the tetracycline group of drugs. It works by arresting the growth of various types of bacteria.

Dosage and Administration

Doxycycline comes in dosage strengths of 50 mg, 75 mg and 100 mg. The pill should be swallowed with water, and most preferably it can be consumed before going to bed. It offers extensive relief within minutes upon consumption and the nature of relief is long-lasting.

Side Effects

If you notice certain signs of allergic symptoms like hives, rashes, itching or swelling of the lips, tongue or throat, then consult a reputed healthcare physician immediately.

Common side effects include

  • Skin rashes or itching
  • Vaginal discharge or itching
  • Diarrhea
  • Upset stomach
  • Nausea
  • Vomiting

Certain severe side effects where the consultation of a doctor would be requisite include:

  • Changes in vision
  • Severe stomach ache
  • Symptoms of flu, fever, body aches
  • Irregular heartbeats, chest pain
  • Pain behind the ears
  • Rapid weight gain
  • Little or no urination

Precautionary Advice

If you are allergic to doxycycline or other antibiotics like tetracycline, domeclocycline, minocycline, tigecycline, then you should not be taking this medicine.

Discuss with your doctor if you have any history of medical illness like esophagus problems like hiatal hernia, reflux or heartburn, having trouble swallowing food. Ensure that your doctor or dentist knows that you are taking doxycycline if you are planning to undergo surgery.

Avoid being under the sun for a prolonged time as this drug can make you sensitive to the sun and use sunscreen when outdoors. You should not use this med while pregnant as it can harm the unborn baby.

Relative contraindications to Doxycycline

Caution should be exercised when taking antibiotics along with this medicine as relative contraindications can happen leading to new infections.

To avoid any relative contraindications, inform your doctor in advance if you are taking any prescription medication, over the counter pills or any other herbal or natural supplements. Tell the doctor all the medications you have been using from the past so as to help the doctor analyze your condition and prescribe the right medicine by carefully averting any relative contraindications. Do not consume alcohol or grapefruit as these products are thought to cause some contraindications with the medicine.


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