Patient info

Oxytetracycline tablets BP 250 mg – patient leaflet, side effects, dosage

Updated:
Key facts
Status:
Prescription only (POM)
Medicine strength:
250 mg
Contains active substance:

Patient leaflet - Oxytetracycline tablets BP 250 mg

1. What this medicine and what it is used for 2. What you need to know before you take

this medicine

  1. 3. How to take this medicine
  2. 4. Possible side effects
  3. 5. How to store this medicine
  4. 6.
    1. 1.

      What this medicine is and

      what it is used for

Oxytetracycline belongs to a group of medicines called tetracycline-antibiotics. It is also known as a broad spectrum antibiotic and may be used to treat a wide range of infections caused by bacteria. These include:

  • lung infections such as pneumonia, bronchitis

    whooping cough

  • urinary tract infections
  • sexually transmitted diseases such as

    chlamydia, gonorrhoea or syphilis • skin infections such as acne

  • infections of the eye such as conjunctivitis • rickettsial infections such as Q fever or tick fever

    (severe headache, rash, high fever) • other infections including brucellosis

    (headache, sickness, fever, swollen lymph nodes), psittacosis (headache, nose bleeds, shivering, fever), plague (painful swelling of the lymph nodes), cholera (severe sickness and diarrhoea)

  • leptospirosis (fever causing jaundice or

    meningitis), gas-gangrene and tetanus (lock jaw).

2. What you need to know before you

take this medicine

Do not take this medicine if:

  • You are allergic to the tetracycline group of

    drugs or to any of the other ingredients of this medicine (listed in section 6). The tablet colouring includes tartrazine (E 102), which can cause allergic-type reactions including asthma. Allergy is more common in those people who are allergic to aspirin. An allergic reaction may be recognised as a rash, itching, swollen face or lips, or shortness of breath. • You are suffering from a severe liver or kidney

    problem or porphyria.

  • You are pregnant or breast-feeding, unless

    instructed to do so by your doctor. • You are suffering from Systemic Lupus

    Erythematosus (an Immunological disorder affecting connective tissue and vessels of the skin, nervous system, heart, lungs, kidneys,

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joints and other organs).

  • You are a patient receiving vitamin A or retinoid therapy.

Do not give to a child under 12 years old. Warnings and precautions

Talk to your doctor or pharmacist before taking this medicine if you:

  • have reduced kidney or liver function. • suffer from myasthenia gravis, a condition characterised by muscle weakness, difficulty chewing and swallowing and slurred speech Other medicines and Oxytetracycline Tell your doctor or pharmacist if you are taking, have recently taken or might take any other medicines. Oxytetracycline Tablets may interact with other medicines. You should tell your doctor if you are taking any of the following:-
  • penicillins such as amoxicillin (to treat infections)
  • vitamin A
  • retinoids such as acitretin, isotretinoin and tretinoin (to treat acne)
  • anticoagulants e.g. warfarin (to stop the blood clotting)
  • diuretics (‘water tablets’ such as furosemide) • kaolin-pectin and bismuth subsalicylate (to treat diarrhoea)
  • medicines to treat diabetes such as insulin, glibenclamide or gliclazide mineral supplements or antacids
  • methoxyflurane (an anaesthetic), if you need an operation, tell your doctor or dentist you are taking Oxytetracycline
  • medicines such as antacids or other medicines containing aluminium, calcium, iron, magnesium, bismuth or zinc salts. Do not take at the same time as Oxytetracycline tablets, as absorption of Oxytetracycline may be reduced. Allow 2 to 3 hours between taking antacids and oxytetracycline
  • Lithium (to treat bipolar disorder, depression)

    since Oxytetracycline may cause an increase in serum lithium levels when taken at the same time as lithium containing medications Pregnancy, breast-feeding and fertility If you are pregnant, planning to become pregnant or are breast feeding ask your doctor or pharmacist for advice before taking any medicine as Oxytetracycline should not be taken as it could harm the baby.

Tests

  • During long term treatment blood, kidney and liver tests will be carried out.

Taking with food and drink

  • Do not take the tablets at the same time as milk or food, as they can make the medicine less effective.
  • Tablets can be taken one hour before or two hours after meals

Important information about some of the ingredients of this medicine

  • This medicine contains SUCROSE and

    GLUCOSE. If you have been told by your doctor that you have intolerance to some sugars, contact your doctor before taking this medicine • This medicine contains TARTRAZINE

    ALUMINUM LAKE (E102) which may cause allergic reactions.

3. How to take this medicine • Always take this medicine exactly as your

doctor has told you. If you are not sure, check with your doctor or pharmacist.

  • Swallow the tablets one hour before or two

    hours after meals, with a glass of water. Swallow the tablets when standing or sitting down and do not take them immediately before going to bed. Avoid exposure to natural or artificial sunlight as skin reactions may occur. Dairy products in particular will adversely affect the absorption of this medicine.

  • The usual doses are for at least 10 days unless

    otherwise directed by your doctor:

Adults, Elderly and Children 12 years or over: • General infections: 1 tablet (250mg) every 6

hours, you may be given 2 tablets (500mg) initially. For severe infections your doctor may increase your dosage to 500mg (2 tablets) every 6 hours. • Specific infections:

Skin infections: 1-2 tablets (250-500mg) daily either as a single dose or in divided doses for three months.

Brucellosis: 2 tablets (500mg) four times a day with streptomycin.

Sexually transmitted diseases: 2 tablets (500mg) four times a day for between 7 and 30 days depending on your condition.

Children under 12 years old:

Oxytetracycline tablets are NOT recommended for use in children under 12 years of age as it can cause permanent discolouration of tooth enamel and affect bone development.

If you take more of this medicine than you should If you (or someone else) swallow a lot of tablets at the same time, or you think a child may have swallowed any contact your nearest hospital casualty department or tell your doctor immediately.

If you forget to take this medicine

Do not take a double dose to make up for a forgotten dose. If you forget to take a dose take it as soon as you remember it and then take the next dose at the right time.

If you stop taking this medicine

Do not stop treatment early as your infection may return if you do not finish the course of tablets.

4. Possible side effects Like all medicines, this medicine can cause side effects, although not everybody gets them.

Stop taking the tablets immediately and seek urgent medical advice if the following occur:

  • symptoms of an allergic reaction: skin rashes and

    hives which may be itchy, swelling of the face and tongue. Fever and chest pain (symptoms of inflammation of the membrane around the heart) or breathing difficulties and collapse (anaphylaxis) • symptoms of raised pressure in the skull:

    headache,visual problems including blurred vision, “blind” spots, double vision

  • sensitivity to sunlight or artificial light such as

    sun-bed (symptoms such as tingling, burning or redness of the skin).

Tell your doctor if the following side effects occur: • Gastric upsets, such as feeling or being sick,

diarrhoea and difficulty in swallowing and irritation of the oesophagus (gullet)

  • loss of appetite
  • Pseudomembranous colitis (watery diarrhoea,

    fever and cramps)

  • Inflammation of the pancreas (pancreatitis, causing

    pain in the abdomen or back, feeling sick and fever) • Changes in the numbers and types of your blood

    cells. If you notice increased bruising, nosebleeds, sore throats, infections, excessive tiredness, breathlessness on exertion or abnormal paleness

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of the skin, you should tell your doctor who may want you to have a blood test

  • Redness or colour change of the skin, flaky skin, thrush or irritation around your bottom and genital area. If you already suffer from SLE (systemic lupus erythematosus). Oxytetracycline tablets may make your condition worse.
  • Changes in liver or kidney function (tiredness, pain in the abdomen or back, difficulty passing urine), jaundice (yellow skin or eyes)
  • An over growth of resistant organisms which may cause infection/inflammation of the mouth, tongue, intestines and vagina
  • Skin rashes, which involve changes to the colour and texture of skin

Reporting of side effects

If you get any side effects, talk to your doctor or pharmacist.This includes any possible side effects not listed in this leaflet. You can also report side effects directly via Yellow Card Scheme Website: www.mhra.gov.uk/yellowcard or search for MHRA Yellow Card in the Google Play or Apple App Store. By reporting side effects you can help provide more information on the safety of this medicine.

5. How to store this medicine • Keep this medicine out of the sight and reach of

children.

  • Containers: Store in a cool dry place.

    Blister packs: Store in a cool dry place. Store in the original package.

  • Do not use this medicine after the expiry date which is stated on the carton after EXP. The expiry date refers to the last day of that month.
  • Do not throw away any medicines via wastewater or household waste. Ask your pharmacist how to throw away medicines you no longer use. These measures will help protect the environment.

6. Contents of the pack and other

information

What these tablets contain:

  • Each tablet contains Oxytetracycline dihydrate equivalent to 250mg Oxytetracycline. • The tablet core contains cellulose microcrystalline, alginic acid, povidone, magnesium stearate, stearic acid, maize starch.

    The tablet coat contains sandarac, sucrose, glucose, purified talc, tartrazine aluminium lake (E102), titanium dioxide (E171), povidone, sodium benzoate and carnauba wax.

What these tablets look like and contents of the pack:

  • The tablets are yellow coloured and sugar coated with a smooth polished surface.
  • The tablets come in packs containing 10, 14, 28,

    30, 56, 84, 100, 112 and 1000 tablets. • Not all pack sizes may be marketed.

Marketing Authorisation Holder & Manufacturer Name and address: Bristol Laboratories Limited

Unit 3, Canalside, Northbridge Road, Berkhamsted, Hertfordshire, HP4 1EG, United Kingdom

Telephone: 0044 (0)1442 200922 Fax: 0044 (0)1442 873717 E-mail: info@bristol-labs.co.uk Oxytetracycline Tablets BP 250mg; PL 17907/0174 This leaflet was last revised in July 2020 To request a copy of this leaflet in Braille, large print or audio format, please contact the marketing authorisation holder at the address (or telephone, fax, e-mail) above. V11 06-07-20 D0 XXXXX

About this document

Source: MHRA - Medicines and Healthcare products Regulatory Agency (products.mhra.gov.uk) · Marketing authorisation: PL 17907/0174

Last revision stated in the text: 6 July 2020 · MHRA data as of 13 October 2026

Found a mistake? Tell us on the contact page.

The information on this site does not replace the advice of a doctor or pharmacist.

Facts about Oxytetracycline tablets BP 250 mg

Prescription needed? Yes, prescription-only medicine (POM)
Active substance Oxytetracycline
Strength 250 mg
Pharmaceutical form Oral tablet
Yellow, deep convex, sugar, coated tablets.
How is it taken Oral
Excipients Talc, Maize starch, Sodium lauryl sulphate, Magnesium stearate, Kaolin heavy, Shellac, Sucrose, Dextrin, Gelatin, Gujsept sodium containing sodium methyl, sodium ethyl and sodium propylhydroxybenzoate (E219, E215 and E217), Titanium dioxide (E171), Instacoat colour A52E20122 yellow containing sodium benzoate (E211), sunset yellow FCF (E110), quinoline yellow (E104) and indigo carmine (E132).
Pack sizes 28 tablet
Is it available? Listed as available (NHS Dictionary of Medicines and Devices – not a record of current supplies)
Shelf life As packaged for sale:
5 years - in plastic containers
2 years - in blister packs
Storage Keep out of the reach of children.
Store below 25°C, protect from light and moisture.
Drug group (ATC) Antibacterials for systemic use, tetracylines
  1. J Antiinfectives for systemic use
    1. J01 Antibacterials for systemic use
      1. J01A Tetracycline antibiotics
        1. J01AA Tetracyclines
          1. J01AA06 oxytetracycline
Marketing authorisation PL 17907/0174, PL 20395/0134 (first authorised 22 April 2004)
Marketing authorisation holder Relonchem Limited
Codes GTIN 5060013942372 · BNF 05010300

Sources: the MHRA product information (products.mhra.gov.uk) and the NHS Dictionary of Medicines and Devices (dm+d), release 10.2.0 of 19 October 2026, NHS Business Services Authority. Contains public sector information licensed under the Open Government Licence v3.0.