ASACOL 1 G SUPPOSITORIES
Ask a doctor about a prescription for ASACOL 1 G SUPPOSITORIES
How to use ASACOL 1 G SUPPOSITORIES
Introduction
Package Leaflet: Information for the Patient
Asacol 1g Suppositories
Read all of this leaflet carefully before you start using this medicine because it contains important information for you.
- Keep this leaflet, you may need to read it again.
- If you have any further questions, ask your doctor or pharmacist.
- This medicine has been prescribed for you only. Do not pass it on to others. It may harm them, even if their signs of illness are the same as yours.
- If you get any side effects, talk to your doctor or pharmacist. This includes any possible side effects not listed in this leaflet. See section 4.
Contents of the Package Leaflet
- What Asacol 1 g Suppositories are and what they are used for
- What you need to know before you use Asacol 1 g Suppositories
- How to use Asacol 1 g Suppositories
- Possible side effects
- Storage of Asacol 1 g Suppositories
- Contents of the pack and further information
1. What Asacol 1 g Suppositories are and what they are used for
This medicine contains the active substance mesalazine, an anti-inflammatory drug used to treat inflammatory bowel disease.
This medicine is used to treat acute mild to moderate ulcerative proctitis (inflammation of the rectum).
2. What you need to know before you use Asacol 1 g Suppositories
Do not use Asacol 1g Suppositories
- if you are allergic to salicylic acid, salicylates such as acetylsalicylic acid (aspirin) or any of the other components of this medicine (listed in section 6),
- if you have severe liver or kidney disease.
Warnings and Precautions
Consult your doctor before starting to use Asacol 1g Suppositories
- If you have a history of or suffer from lung problems, particularly if you suffer from bronchial asthma.
- If you have a history of allergy to sulfasalazine, a substance related to mesalazine.
- If you have liver problems.
- If you have kidney problems.
- If you have ever suffered from a severe skin rash, skin peeling, or blisters in the mouth after using mesalazine.
If you experience severe or recurrent headache, vision disturbances, or ringing in the ears, contact your doctor immediately.
Additional Precautions
During treatment, your doctor may want to keep you under close medical supervision, and it may be necessary to perform regular blood and urine tests.
Kidney stones can occur with the use of mesalazine. Symptoms may include pain in the sides of the abdomen and blood in the urine. Make sure to drink enough fluids during treatment with mesalazine.
Severe skin reactions, such as drug reaction with eosinophilia and systemic symptoms (DRESS), Stevens-Johnson syndrome (SSJ), and toxic epidermal necrolysis (TEN), have been observed with mesalazine treatment. Stop taking mesalazine and seek medical attention immediately if you notice any of the symptoms related to these severe skin reactions described in section 4.
Mesalazine may cause a discoloration of the urine to a reddish-brown color after contact with sodium hypochlorite bleach in the toilet water. This is a chemical reaction between mesalazine and bleach and is harmless.
Other Medicines and Asacol 1g Suppositories
Tell your doctor if you are taking or using any of the following medicines, as their effects may change (interactions):
- Azathioprine, 6-mercaptopurine, or thioguanine(medicines used to treat immune system disorders).
- Certain medicines that inhibit blood clotting(medicines for thrombosis or to thin the blood, e.g., warfarin).
Tell your doctor or pharmacist if you are taking, have recently taken, or might take any other medicines. Even so, it may be correct for you to use this medicine, and your doctor will decide what is suitable for you.
Pregnancy and Breastfeeding
If you are pregnant or breastfeeding, think you may be pregnant, or are planning to have a baby, ask your doctor or pharmacist for advice before using this medicine.
You should only use this medicine during pregnancy if your doctor tells you to.
You should only use this medicine during breastfeeding if your doctor tells you to, as the medicine may be excreted in breast milk.
Driving and Using Machines
This medicine is not expected to affect your ability to drive or use machines.
3. How to Use Asacol 1 g Suppositories
Follow the instructions for administration of this medicine exactly as told by your doctor. If you are unsure, ask your doctor or pharmacist.
Method of Administration
This medicine can only be used rectally, so it must be inserted into the anus. DO NOT swallow it.
Dosage
Adults and Elderly
For the treatment of acute ulcerative proctitis, the recommended dose is one mesalazine suppository once daily, at bedtime.
The dose will be adjusted by your doctor according to your disease.
Use in Children
There is limited experience and documentation of the effect in children.
Duration of Treatment
Your doctor will decide how long you need to continue treatment with this medicine. This will depend on your disease.
To get the most benefit from this medicine, you should use mesalazine regularly and constantly, as indicated.
If you think this medicine is too strong or too weak, talk to your doctor.
If you use more Asacol 1 g Suppositories than you should
Contact your doctor if you have any doubts so that they can decide what to do.
If you use too much mesalazine at one time, just take the next dose as prescribed.
Do not use a smaller amount.
If you forget to use Asacol 1g Suppositories
If you forget to use this medicine, use it as soon as you remember. However, if it is almost time for your next dose, skip the missed dose. Use the next dose at the usual time. Do not use a double dose to make up for forgotten doses.
If you stop using Asacol 1g Suppositories
Do not stop using this medicine until you talk to your doctor.
If you have any further questions on the use of this medicine, ask your doctor or pharmacist.
4. Possible Side Effects
Like all medicines, this medicine can cause side effects, although not everybody gets them.
All medicines can cause allergic reactions, although serious allergic reactions are very rare. If you get any of the following symptoms after using this medicine, you should contact your doctor immediately:
- Allergic skin rash
- Reddish patches, or circular or coin-shaped patches on the chest, often with central blisters, skin peeling, ulcers in the mouth, throat, nose, genitals, and eyes, generalized rash, fever, and swollen lymph nodes. These severe skin rashes are often preceded by fever or flu-like symptoms
- Fever
- Difficulty breathing
Tell your doctor immediatelyif you experience severe or recurrent headache, vision disturbances, or ringing in the ears. These could be symptoms of increased pressure inside your skull (idiopathic intracranial hypertension) (frequency not known [cannot be estimated from the available data]).
If you experience a marked worsening of your general health, especially if accompanied by fever and/or sore throat and mouth, stop using these suppositories andcontact your doctor immediately. These symptoms could, very rarely, be due to a reduction in the number of white blood cells in the blood (a disease called agranulocytosis), which can make you more prone to developing a serious infection. A blood test can confirm if your symptoms are due to an effect of this medicine on your blood.
The following side effects have also been reported by patients using mesalazine:
Rare side effects (may affect up to 1 in 100 patients):
- Abdominal pain, diarrhea, flatulence, nausea, and vomiting, constipation
- Headache, dizziness
- Chest pain, difficulty breathing, or swelling of the limbs due to an effect on the heart
- Increased sensitivity of the skin to sunlight and ultraviolet light (photosensitivity)
Very rare side effects(may affect up to 1 in 10,000 patients)
- Changes in kidney function, sometimes with swelling of the limbs or pain in the side
- Severe abdominal pain due to acute inflammation of the pancreas
- Fever, sore throat, or malaise due to changes in the blood count
- Shortness of breath, cough, wheezing, spots on the lungs visible on X-rays due to allergic and/or inflammatory lung diseases
- Severe diarrhea and abdominal pain due to an allergic reaction to this medicine in the intestine
- Skin rash or inflammation
- Muscle and joint pain
- Jaundice or abdominal pain due to liver and bile duct disorders
- Hair loss and development of baldness
- Numbness and tingling in hands and feet (peripheral neuropathy)
- Reversible decrease in semen production
Unknown frequency side effects(frequency cannot be estimated from the available data)
- Kidney stones and associated kidney pain (see also section 2)
Reporting of side effects
If you experience any side effects, talk to your doctor or pharmacist, even if it is possible side effects not listed in this leaflet. You can also report side effects directly through the Spanish Pharmacovigilance System for Human Use Medicines: www.notificaRAM.es. By reporting side effects, you can help provide more information on the safety of this medicine.
5. Storage of Asacol 1 g Suppositories
Keep this medicine out of the sight and reach of children.
Do not use this medicine after the expiry date which is stated on the blister and on the carton after 'EXP'. The expiry date is the last day of the month stated.
Store below 30°C.
Store in the original package to protect from light.
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 protect the environment.
6. Contents of the pack and further information
Composition of Asacol 1g Suppositories
- The active substance is mesalazine, and one suppository of this medicine contains 1 g of mesalazine.
- The other component is hard fat.
Appearance of the product and pack contents
This medicine is suppositories in the shape of a torpedo, light beige in color.
This medicine is available in boxes of 10, 20, 30, 60, or 90 suppositories.
Not all pack sizes may be marketed.
Marketing Authorisation Holder and Manufacturer
Marketing Authorisation Holder:
Tillotts Pharma Spain, S.L.U.
Travessera de Gràcia 58, 5º 3ª
08006 Barcelona
Spain
Manufacturer:
Tillotts Pharma GmbH
Warmbacher Strasse 80
79618 Rheinfelden
Germany
This medicine is authorised in the Member States of the European Economic Area under the following names:
Czech Republic, Denmark, Finland, Germany, Iceland, Norway, Spain, Sweden: Asacol.
Estonia, Latvia, Lithuania: Yaldigo
France: Fivasa
Ireland: Asacolon
Greece, Netherlands: Kiudro
Date of last revision of this leaflet:May 2025
Other sources of information
Detailed information on this medicine is available on the website of the Spanish Agency for Medicines and Health Products (AEMPS) http://www.aemps.es/
How much does ASACOL 1 G SUPPOSITORIES cost in Spain ( 2025)?
The average price of ASACOL 1 G SUPPOSITORIES in October, 2025 is around 45.13 EUR. Prices may vary depending on the region, pharmacy, and whether a prescription is required. Always check with a local pharmacy or online source for the most accurate information.
- Country of registration
- Average pharmacy price45.13 EUR
- Active substance
- Prescription requiredYes
- Manufacturer
- This information is for reference only and does not constitute medical advice. Always consult a licensed doctor before taking any medication. Oladoctor is not responsible for medical decisions based on this content.
- Alternatives to ASACOL 1 G SUPPOSITORIESDosage form: TABLET, 1600 mgActive substance: mesalazineManufacturer: Tillotts Pharma Spain S.L.U.Prescription requiredDosage form: TABLET, 400 mgActive substance: mesalazineManufacturer: Tillotts Pharma Spain S.L.U.Prescription requiredDosage form: TABLET, 800 mgActive substance: mesalazineManufacturer: Tillotts Pharma Spain S.L.U.Prescription required
Alternatives to ASACOL 1 G SUPPOSITORIES in other countries
The best alternatives with the same active ingredient and therapeutic effect.
Alternative to ASACOL 1 G SUPPOSITORIES in Poland
Alternative to ASACOL 1 G SUPPOSITORIES in Ukraine
Online doctors for ASACOL 1 G SUPPOSITORIES
Discuss dosage, side effects, interactions, contraindications, and prescription renewal for ASACOL 1 G SUPPOSITORIES – subject to medical assessment and local rules.
Get updates and exclusive offers
Be the first to know about new services, marketplace updates, and subscriber-only promos.
