Patient leaflet - Prasugrel 5 mg film-coated tablets
1. What Prasugrel is and what it is used for
Prasugrel, which contains the active substance prasugrel, belongs to a group of medicines called anti- platelet agents. Platelets are very small cell particles that circulate in the blood. When a blood vessel is damaged, for example if it is cut, platelets clump together to help form a blood clot (thrombus).
Therefore, platelets are essential to help stop bleeding. If clots form within a hardened blood vessel such as an artery they can be very dangerous as they can cut off the blood supply, causing a heart attack (myocardial infarction), stroke or death. Clots in arteries supplying blood to the heart may also reduce the blood supply, causing unstable angina (a severe chest pain).
Prasugrel inhibits the clumping of platelets and so reduces the chance of a blood clot forming.
You have been prescribed Prasugrel because you have already had a heart attack or unstable angina and you have been treated with a procedure to open blocked arteries in the heart. You may also have had one or more stents placed to keep open a blocked or narrowed artery supplying blood to the heart. Prasugrel reduces the chances of you having a further heart attack or stroke or of dying from one of these atherothrombotic events. Your doctor will also give you acetylsalicylic acid (e.g. aspirin), another anti-platelet agent.
2. What you need to know before you take Prasugrel
Do not take Prasugrel
- If you are allergic to prasugrel or any of the other ingredients of this medicine (listed in section 6). An allergic reaction may be recognised as a rash, itching, a swollen face, swollen lips or shortness of breath. If this has happened to you, tell your doctor immediately.
- If you have a medical condition that is currently causing bleeding, such as bleeding from your stomach or intestines.
- If you have ever had a stroke or a transient ischaemic attack (TIA).
- If you have severe liver disease. Warnings and precautions
Before you are taking Prasugrel:
Talk to your doctor before taking Prasugrel. You should tell your doctor before taking Prasugrel if any of the situations mentioned below apply to you:
If you have an increased risk of bleeding such as:
- age of 75 years or older. Your doctor should prescribe a daily dose of 5 mg as there is a greater risk of bleeding in patients older than 75 years
- a recent serious injury
- recent surgery (including some dental procedures)
- recent or recurrent bleeding from the stomach or intestines (e.g. a stomach ulcer or colon polyps)
- body weight of less than 60 kg. Your doctor should prescribe a daily dose of 5 mg of Prasugrel if you weigh less than 60 kg
renal (kidney) disease or moderate liver problems
- taking certain types of medicines (see ‘Other medicines and Prasugrel’ below)
- planned surgery (including some dental procedures) in the next seven days. Your doctor may wish you to stop taking Prasugrel temporarily due to the increased risk of bleeding
- If you have had allergic reactions (hypersensitivity) to clopidogrel or any other anti-platelet agent please tell your doctor before starting treatment with Prasugrel. If you then take Prasugrel and experience allergic reactions that may be recognised as a rash, itching, a swollen face, swollen lips or shortness of breath you need to tell your doctor immediately. While you are taking Prasugrel:
You should tell your doctor immediately if you develop a medical condition called Thrombotic Thrombocytopaenic Purpura (or TTP) that includes fever and bruising under the skin that may appear as red pinpoint dots, with or without unexplained extreme tiredness, confusion, yellowing of the skin or eyes (jaundice) (see section 4 ‘Possible side effects’).
Children and adolescents
Prasugrel should not be used in children and adolescents below 18 years of age. Other medicines and Prasugrel
Tell your doctor if you are taking, have recently taken or might take any other medicines, including medicines obtained without a prescription, dietary supplements and herbal remedies.
It is particularly important to tell your doctor if you are being treated with:
- clopidogrel (an anti-platelet agent),
- warfarin (an anti-coagulant),
- “non steroidal anti inflammatory drugs” for pain and fever (such as ibuprofen, naproxen, etoricoxib).
If given together with Prasugrel these medicines may increase the risk of bleeding.
Tell your doctor if you are taking morphine or other opioids (used to treat severe pain). Only take other medicines while you are on Prasugrel if your doctor tells you that you can.
Pregnancy and breast-feeding
Tell your doctor if you become pregnant or are trying to become pregnant while you are taking Prasugrel. You should use Prasugrel only after discussing with your doctor the potential benefits and any potential risks to your unborn child. If you are pregnant or breast-feeding, think you may be pregnant or are planning to have a baby, ask your doctor or pharmacist for advice before taking this medicine.
Driving and using machines
Prasugrel is unlikely to affect your ability to drive or use machines.
Prasugrel contains lactose and sodium
If you have been told by your doctor that you have an intolerance to some sugars, contact your doctor before taking this medicinal product.
This medicine contains less than 1 mmol sodium (23 mg) per tablet, that is to say essentially ‘sodium- free’.
3. How to take Prasugrel
Always take this medicine exactly as your doctor has told you. Check with your doctor or pharmacist if you are not sure. The usual dose of Prasugrel is 10 mg per day. You will start the treatment with a single dose of 60 mg. If you weigh less than 60 kg or are more than 75 years of age, the dose is 5 mg Prasugrel per day. Your doctor will also tell you to take acetylsalicylic acid- (s)he will tell you the
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exact dose to take (usually between 75 mg and 325 mg daily).
You may take Prasugrel with or without food. Take your dose at around the same time every day. Do not break or crush the tablet.
Tablet blister strips containing seven tablets also contain a large round silica gel desiccant tablet. Do not remove the large round desiccant tablet from the blister strip. Do not eat the silica gel desiccant tablet.
It is important that you tell your doctor, dentist and pharmacist, that you are taking Prasugrel.
If you take more Prasugrel than you should
Contact your doctor or hospital straight away, as you may be at risk of excessive bleeding. You should show the doctor your pack of Prasugrel.
If you forget to take Prasugrel
If you miss your scheduled daily dose, take Prasugrel when you remember. If you forget your dose for an entire day, just resume taking Prasugrel at its usual dose the next day. Do not take a double dose to make up for a forgotten dose. For the 7, 14, 28, 56, 84 and 98 tablet pack sizes, you can check the day on which you last took a tablet of Prasugrel by referring to the calendar printed on the blister. If you stop taking Prasugrel
Do not stop taking Prasugrel without consulting your doctor; if you stop taking Prasugrel too soon, your risk of a heart attack may be higher.
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.
Contact your doctor immediately if you notice any of the following:
- Sudden numbness or weakness of the arm, leg or face, especially if only on one side of the body.
- Sudden confusion, difficulty speaking or understanding others.
- Sudden difficulty in walking or loss of balance or co-ordination.
- Sudden dizziness or sudden severe headache with no known cause. All of the above may be signs of a stroke. Stroke is an uncommon side effect of Prasugrel in patients who have never had a stroke or transient ischaemic attack (TIA). Also contact your doctor immediately if you notice any of the following:
- Fever and bruising under the skin that may appear as red pinpoint dots, with or without unexplained extreme tiredness, confusion, yellowing of the skin or eyes (jaundice) (see section 2 ‘What you need to know before you take Prasugrel’).
- A rash, itching, or a swollen face, swollen lips/tongue, or shortness of breath. These may be signs of a severe allergic reaction (see section 2 ‘What you need to know before you take Prasugrel’). Tell your doctor promptly if you notice any of the following:
- Blood in your urine.
- Bleeding from your rectum, blood in your stools or black stools.
- Uncontrollable bleeding, for example from a cut.
All of the above may be signs of bleeding, the most common side effect with Prasugrel. Although uncommon, severe bleeding can be life-threatening.
Common side effects (may affect up to 1 in 10 people)
- Bleeding in the stomach or bowels
- Bleeding from a needle puncture site
- Nose bleeds
- Skin rash
Small red bruises on the skin
(ecchymoses)
- Blood in urine
- Haematoma (bleeding under the skin at the site of an injection, or into a muscle, causing swelling)
- Low haemoglobin or red blood cell count (anaemia)
- Bruising
Uncommon side effects (may affect up to 1 in 100 people)
Allergic reaction (rash, itching, swollen
lips/tongue, or shortness of breath)
- Spontaneous bleeding from the eye, rectum, gums or in the abdomen around the internal organs
- Bleeding after surgery
- Coughing up blood
- Blood in stools
Rare side effects (may affect up to 1 in 1,000 people)
- Low blood platelet count
- Subcutaneous haematoma (bleeding under the skin causing a swelling) 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 the 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 Prasugrel
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 carton after EXP. The expiry date refers to the last day of that month.
For aluminium-aluminium blister: Do not store above 30°C.
For aluminium-aluminium blister packs containing a silica tablet as a desiccant: This medicinal product does not require any special storage conditions. After the first tablet is removed from a blister strip, the remaining tablets in the strip should be used within 7 days.
Tablet blister strips containing seven tablets also contain a large round silica tablet. Do not remove this silica tablet from the blister. Do not eat the silica tablet. 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 Prasugrel contains
The active substance is prasugrel. Prasugrel 5 mg: Each tablet contains 5 mg of prasugrel.
Prasugrel 10 mg: Each tablet contains 10 mg of prasugrel.
The other ingredients are:
Docusate Sodium (DSS 100%), Hydroxypropyl cellulose (EF), Mannitol (E421), Cellulose,
Microcrystalline (PH 112),
Croscarmellose sodium,
Magnesium stearate,
Lactose monohydrate,
Hypromellose (E464),
Titanium dioxide (E171),
Triacetin (E1518),
Iron oxide yellow (E172),
Iron oxide red (E172),
Ferrosoferric oxide / Iron oxide black (E172).
What Prasugrel looks like and contents of the pack
Prasugrel 5 mg: Yellow colour capsule shaped, debossed with “L651” on one side and plain on other side.
Approximately 8.10 mm in length and 5.15 mm in width.
Prasugrel 10 mg: Brown colour capsule shaped, debossed with “L452” on one side and plain on other side.
Approximately 11.10 mm in length and 5.15 mm in width.
Blister Pack of Aluminium/ Aluminium (oPA/Alu/PVC) Blister foil.
Blister Pack of Aluminium/ Aluminium (oPA/Alu/PVC) Blister foil containing a silica gel desiccant tablet in the middle of the blister. All blister pockets are connected to the pocket containing the silica gel desiccant by a channel. Prasugrel film-coated tablets are available in calendar blisters packs of 7, 14, 28, 30, 56, 84, 90, 98 and 100 tablets.
Not all pack sizes may be marketed. Marketing Authorisation Holder
Crescent Pharma Ltd., Key House, Sarum Hill, Basingstoke, RG21 8SR, UK. This leaflet was last revised in July 2026.
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Product: Prasugrel 5mg & 10mg film-coated tablets (Alembic)
