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Olsalazine Sodium 250 mg capsules,Dipentum 250 mg capsules – patient leaflet, side effects, dosage

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

Patient leaflet - Olsalazine Sodium 250 mg capsules,Dipentum 250 mg capsules

1. What Dipentum is for

Dipentum belongs to a group of medicines called aminosalicylates.

Dipentum works by reducing pain and swelling (inflammation) in the intestine. It reduces the actions of substances in the body that cause inflammation.

Dipentum is used to treat an inflammation of your large intestine (colon) called ulcerative colitis. It is used for short-term (acute) attacks (called ‘flare-ups’), and at a lower dose to maintain the improvement (maintenance treatment) and keep away further flare-ups.

If untreated, a severe attack of ulcerative colitis may cause death due to dehydration and bursting of the colon (peritonitis).

2. Before you take Dipentum

Do not take if:

You are allergic to olsalazine sodium or any of

the other ingredients of Dipentum (see section

6)

You have ever had an allergic reaction to any

salicylates (e.g. aspirin and aspirin-containing products, including those bought over the counter)

You have severe kidney disease

You are a child under 12.

If any of the above apply to you talk to your doctor or pharmacist.

Take special care

Before you start taking Dipentum your doctor will do a blood test. This will be repeated every three months for the first year, every six months for the next four years and then once a year. This is to see how well your liver and kidneys are functioning.

You should also check for signs of worsening of allergies such as asthma.

Tell your doctor immediately if you develop unexplained bruising or bleeding accompanied with fever, dizziness, sore throat and mouth ulcers. You could have developed a blood disorder.

Tell your doctor if you are taking any of the following medicines:

Aspirin or any other aspirin-containing

medicines or salicylates

Other drugs to treat ulcerative colitis Blood thinning agents such as warfarin or

heparin or heparinoids

Drugs that treat irritable bowel syndrome and cancer such as thioguanine and 6

mercaptopurine

If you have recently had chickenpox vaccination

(taking Dipentum may cause a greater risk of Reye's syndrome; a life-threatening condition) Any other medicine, including medicines

obtained without a prescription.

Taking Dipentum with food and drink Always take Dipentum with a glass of water after food.

Pregnancy and breast-feeding

If you are pregnant, or trying to become pregnant or breast-feeding, talk to your doctor before taking Dipentum.

Driving and using machines

If you experience dizziness and/or blurred vision whilst taking Dipentum do not drive or use machinery.

3. How to take Dipentum

Always use Dipentum exactly as your doctor has told you.

Important:

Your doctor will choose the dose that is right for you. Your dose will be shown clearly on the label that your pharmacist puts on your medicine. If it does not, or you are not sure, ask your doctor or pharmacist.

Remember: Your medicine should always be taken after food

Adults, children over 12 and the elderly

Acute ‘flare-ups’

The usual starting dose is two capsules twice a

day (two in the morning, two in the evening at the end of a meal).

Your doctor may increase your dose until your

condition improves.

You must not take more than twelve capsules a

day or more than four capsules at a time If a ‘flare-up’ is severe you are likely to be given

additional medicines.

Maintenance treatment

Once the ‘flare-up’ is controlled your doctor may

gradually reduce your dose to two capsules twice a day (two in the morning, two in the evening at the end of a meal).

This is to prevent further ‘flare-ups’ You may remain on this treatment, provided it

remains effective, for a long period of time.

If you take more Dipentum than you should Do not take more Dipentum than you should. If you have taken too many, immediately go to the nearest hospital casualty department or your doctor. Take your capsules and this leaflet with you. Signs of taking too many Dipentum include nausea, vomiting and diarrhoea.

If you forget to take Dipentum

If you forget a dose take the next one as usual. Do not take a double dose to make up for a missed dose.

If you stop taking Dipentum

Do not stop taking Dipentum without first talking to your doctor even if your symptoms have improved. If you have any further questions about the use of this medicine, ask your doctor or pharmacist.

4. Possible side effects

Like all medicines Dipentum can cause side effects, although not everybody gets them.

Seek immediate medical help if you have any of the following symptoms (the frequency of these side effects is unknown):

Swelling of face, lips, tongue or throat which

may cause difficulty in swallowing/breathing Blood disorders (reduced number of blood

cells) where you could have the following symptoms: bruise or bleed easily, have a persistent sore throat, mouth ulcers, dizziness and feeling tired and feverish

Pancreatitis where you could have the following

symptoms: severe stomach pain, fever, feeling sick/being sick

Liver disease where you could have the

following symptoms: feeling sick/being sick, loss of appetite, feeling generally unwell, itching and the whites of the eyes may become yellow.

Other possible side effects:

Common (affects less than 1 in 10 people): Headache

Diarrhoea. It does not usually last very long, but

taking your medicine at the end of a meal helps to reduce diarrhoea.

Feeling sick

Rash

Joint pain

Uncommon (affects less than 1 in 100 people): Fever

Being sick

Indigestion

Raised liver enzymes (tests your doctor may

perform will show changed liver function) Itching and/or hives, a nettle-like rash Unusual hair loss

Light sensitivity

Increased heart rate

Shortness of breath

Muscle pain

Pins and needles

Depression

Dizziness

The frequency of the following side effects is unknown:

Altered breakdown of blood cells in the liver

which could result in jaundice (yellowing of skin/eyes)

Stomach pain

Inflammation of heart muscle

Awareness of your heart beat

Inflammation of sac around heart muscle Pain in passing urine or blood in the urine Difficulty in breathing

Blurred vision

Loss of touch sensation/numbness

Reporting of side effects

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

5. How to store Dipentum

Keep out of the sight and reach of children.

Do not take capsules after the expiry date which is stated on the carton and bottle label after 'Exp'. The expiry date refers to the last day of that month.

Do not store above 25°C. Keep the container tightly closed to protect from moisture.

If the capsules become discoloured or show any signs of deterioration, seek the advice of your pharmacist.

Medicines should not be disposed of via wastewater or household waste. Ask your pharmacist how to dispose of medicines no longer required. These measures will help to protect the environment.

6. Further information

What Dipentum contains

The active ingredient in Dipentum is olsalazine sodium.

Each capsule contains 250mg olsalazine sodium.

The other ingredients are:

Capsule contents: magnesium stearate (E572). Capsule shell: gelatin, titanium dioxide (E171) and caramel (E150).

Printing ink: shellac (E904), black iron oxide (E172), propylene glycol (E1520) and potassium hydroxide.

What Dipentum looks like and contents of the pack

Dipentum are beige coloured capsules marked with ‘DIPENTUM 250mg’ in black ink.

Dipentum comes in plastic bottles containing 112 capsules.

Manufactured by: Waymade Plc, Sovereign House, Miles Gray Road, Basildon, Essex, SS14 3FR, UK.

Procured from within the EU and repackaged by the Product Licence holder: B&S Healthcare, Unit 4, Bradfield Road, Ruislip, Middlesex, HA4 0NU, UK.

Dipentum® 250mg capsules; PL 18799/2644

Leaflet date: 23.01.2017

Blind or partially sighted? Is this leaflet hard to see or read?

Call 02085153763 to obtain the leaflet in a format suitable for you.

POM

About this document

Source: MHRA - Medicines and Healthcare products Regulatory Agency (products.mhra.gov.uk)

Last revision stated in the text: 23 January 2017

What the sections and the side effect frequencies mean: How to read a patient leaflet

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 Olsalazine Sodium 250 mg capsules,Dipentum 250 mg capsules

What these facts mean

Prescription needed?? Yes, prescription-only medicine (POM)
Active substance? Olsalazine
Strength? 250 mg
Pharmaceutical form? Oral capsule
How is it taken? Oral
Is it available?? Listed as available (NHS Dictionary of Medicines and Devices – not a record of current supplies)
Drug group (ATC)?
  1. A Alimentary tract and metabolism drugs
    1. A07 Antidiarrheals, intestinal antiinflammatory/antiinfective agents
      1. A07E Intestinal antiinflammatory agents
        1. A07EC Aminosalicylic acid and similar agents
          1. A07EC03 olsalazine
Marketing authorisation? PLPI 18799/2644
Codes? BNF 01050100

Sources: the MHRA product information (products.mhra.gov.uk) and the NHS Dictionary of Medicines and Devices (dm+d), release 11.1.0 of 9 November 2026, NHS Business Services Authority. Contains public sector information licensed under the Open Government Licence v3.0.