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Prescription vs.OTC: Prescription by Doctor required
Last Updated: May 04, 2021

Doxycycline is an antibiotic medicine. It is primarily used to treat infections of lungs and reproductive organs (some sexually transmitted diseases). This drug may also be used as part of combination therapy to treat severe acne and to prevent malaria.

This medication belongs to a class of medications called tetracyclines which block a bacterial protein from being made and therefore prevents the growth of bacteria. It is also used to treat bacterial infections which include intestinal infections, skin infections, eye infections, urinary tract infections, respiratory infections, and others.

Common side effects include diarrhoea, a red rash, nausea, vomiting, flue symptoms, skin allergies and an increased risk of a sunburn. In young children and pregnant women it may result in permanent problems with teeth and bone development. It is considered safe in people who are breastfeeding.

To make sure doxycycline is safe for you, tell your doctor if you have :

Also inform the doctor if you also take isotretinoin including Claravis, Amnesteem or Sotret or you take seizure medicine or any blood thinners. It is best taken by mouth on an empty stomach, at least 1 hour before or 2 hours after a meal, usually 1 or 2 times every day.

Drinking lots of fluids is highly recommended while taking this medicine. If stomach upset occurs, taking it with food may help even though its effect may decrease a little. It is advised to not lie down for 10 minutes after taking this medication.

Take this medication 2 to 3 hours before or after taking products like antacids, quinapril, didanosine solution, vitamins or minerals, dairy products, and calcium-enriched juice. Follow your doctor's instructions carefully. Your dosage will be based on your medical condition, weight, age and response to treatment. For the best effect, take this antibiotic at evenly spaced times.

Information given here is based on the salt content of the medicine. Uses and effects of the medicine may vary from person to person. It is advisable to consult a Internal Medicine Specialist before using this medicine.

This medicine is prescribed for the following conditions:

  • Bacterial Infections

  • Rickettsial Infection

  • Chlamydia Infection

  • Mycoplasma Pneumonia

  • Malaria Prophylaxis

  • Syphilis

  • Community Acquired Pneumonia

Following are some of the common side effects that may occur:

  • Discoloration Of Teeth

  • Esophagitis

  • Increased Intracranial Pressure

  • Rash

  • Photosensitivity

  • Nausea

  • Diarrhoea

  • Neutropenia

  • Liver Toxicity

  • Is It safe with alcohol?

    Interaction with alcohol is unknown. Please consult your doctor.
  • Are there any pregnancy warnings?

    Doxycycline is unsafe to use during pregnancy.
    There is positive evidence of human fetal risk, but the benefits from use in pregnant women may be acceptable despite the risk, for example in life-threatening situations. Please consult your doctor.
  • Are there any breast-feeding warnings?

    Doxycycline is probably safe to use during lactation. \nLimited human data suggests that the drug does not represent a significant risk to the baby.
  • Is it safe to drive while on this medicine?

    Doxycycline may make you feel dizzy, sleepy, tired, or decrease alertness. If this happens, do not drive.
    Visual disturbances such as blurring of vision may occur during treatment with doxycycline.
  • Does this affect kidney function?

    Doxycycline is safe to use in patients with kidney disease. No dose adjustment of Doxycycline is recommended.
    However, talk to your doctor if you have any underlying kidney disease.
  • Does this affect liver function?

    Doxycycline should be used with caution in patients with liver disease. Dose adjustment of Doxycycline may be needed. Please consult your doctor.
  • What is the onset of action?

    The action of the medicine will be produced within 2 hours after the ingestion of it.
  • How long is the duration of effect?

    The medicine will remain active for 12-15 hours.
  • Missed Dose instructions

    The missed dose should be taken as soon possible. It is advisable to skip the missed dose if it's already time for your next scheduled dose.
  • Overdose instructions

    Seek emergency medical treatment or contact the doctor in case of overdose.
  • India

  • United States

  • Japan

Below is the list of medicines, which contains Doxycycline as ingredient

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Doxycycline is a synthetic tetracycline with antimicrobial properties. It binds to the 30S ribosomal subunit and thus prevents the binding of minoacyl-tRNA to the mRNA-ribosome complex which in turn prevents protein synthesis in the bacterium.

Whenever you take more than one medicine, or mix it with certain foods or beverages, you"re at risk of a drug interaction.

  • Interaction with Lab Test

    If the patient is taking Doxycycline it may give false-negative urine glucose. The patient must inform the doctor about the same.
  • Interaction with Medicine

    The patient must avoid concomitant use of :
    • CYP3A3/4 enzyme substrate
    • Iron and bismuth subsalicylate may decrease Doxycycline bioavailability
    • Barbiturates, phenytoin, and carbamazepine decrease Doxycycline half-life
    • Increased effect of warfarin
  • Interaction with Food

    Administration with iron, calcium, milk or other dairy products may decrease Doxycycline absorption. May decrease absorption of calcium, iron, magnesium, zinc, and amino acids.Thus food items containing these must be avoided.

Ques: What is Doxycycline?

Ans: Doxycycline is an antibiotic medicine and primarily used to treat infections.

Ques: What are the uses of Doxycycline?

Ans: It is helpful in treating infections of lungs and reproductive organs (some sexually transmitted diseases).

Ques: What are the side effects of Doxycycline?

Ans: Photosensitivity, pain, swelling, redness, vomiting, nausea and diarrhea are the most common side effects that may occur.

Ques: Can I drink milk while taking Doxycycline?

Ans: It is suggested to avoid consuming milk during the course of medication with this drug. This is because the consumption of milk products can decrease the absorption of Doxycycline.

Ques: How long after taking Doxycycline can I eat?

Ans: Do not eat for 2 hours after consuming this drug as doing so may decrease the absorption of this medicine.

Ques: Can I take Doxycycline with food if it's causing stomach upset?

Ans: You must not stop taking this drug without informing your doctor. This drug should not be used if you have consumed any milk product as otherwise you may have an upset stomach.

Ques: How long does Doxycycline take to work?

Ans: This medication starts in action just after consuming it. However, one must complete the full course of treatment otherwise the symptoms may recur.

Ques: Can the use of Doxycycline cause diarrhea?

Ans: The use of this drug may cause diarrhea in some patients. In fact, this is one of the most common side effects that may occur after consuming this medicine.

Ques: Can Doxycycline be used in children?

Ans: As per American Academy of Pediatrics, Doxycycline can be used in children of all ages, however it should not be used for more than 21 days.

Ques: Does Doxycycline work in acne?

Ans: Doxycycline is helpful in treating acne. It is a common medicine prescribed as an oral antibiotic to treat acne by reducing the number of bacteria.
Disclaimer: The information produced here is best of our knowledge and experience and we have tried our best to make it as accurate and up-to-date as possible, but we would like to request that it should not be treated as a substitute for professional advice, diagnosis or treatment.

Lybrate is a medium to provide our audience with the common information on medicines and does not guarantee its accuracy or exhaustiveness. Even if there is no mention of a warning for any drug or combination, it never means that we are claiming that the drug or combination is safe for consumption without any proper consultation with an expert.

Lybrate does not take responsibility for any aspect of medicines or treatments. If you have any doubts about your medication, we strongly recommend you to see a doctor immediately.

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Table of Content
About Doxycycline
What are the uses of Doxycycline
What are the contraindications of Doxycycline ?
What are the side effects of Doxycycline ?
Key highlights of Doxycycline
What are the dosage instructions?
Where is the Doxycycline approved?
Medicines containing Doxycycline
How does this medication work?
What are the interactions of Doxycycline ?
FAQs about Doxycycline