Pharmacy Guide

Patient leaflets and SmPCs, drug interaction checker, official dosages and NHS pharmacy opening hours — all in one place.

Pharmacy Guide

Patient leaflets and SmPCs, drug interaction checker, official dosages and NHS pharmacy opening hours — all in one place.

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Cefaclor Flynn 375 mg Prolonged-Release Tablets

⚠ This medicine appears to have been discontinued

The electronic medicines compendium (emc) no longer publishes a Summary of Product Characteristics for this product, which usually means it is no longer marketed in the UK. The patient leaflet below is kept for reference, but the product may not be available.

If you were prescribed this medicine, other products containing Cefaclor monohydrate may still be available. Do not stop your treatment — ask your pharmacist or GP what to use instead.

Active substance: Cefaclor monohydrate
Source: electronic medicines compendium (emc)
Official leaflet: Read the PIL on emc

What it is and what it is used for

for Cefaclor Flynn prolonged-release tablets are long-acting tablets. They contain the active ingredient cefaclor, which is an antibiotic. Cefaclor Flynn prolonged-release tablets are used to treat the following infections caused by bacteria that can be killed by cefaclor:

  • Bronchitis
  • Infection of lung tissue (pneumonia)
  • Bladder (cystitis) and kidney infections
  • Throat infections including tonsillitis and pharyngitis
  • Skin and soft tissue (e.g. muscle) infections 2.

What you need to know before you take it

e Cefaclor Flynn prolonged-release tablets

Do not take Cefaclor Flynn prolonged-release tablets if

  • you are allergic to cefaclor, any cephalosporin (other similar antibiotics) or any of the other ingredients of this medicine (listed in section 6). An allergic reaction may include rash, itching, difficulty breathing or swelling of the face, lips, throat or tongue. Warnings and precautions Talk to your doctor or pharmacist before taking Cefaclor Flynn prolonged-release tablets
  • if you have had an allergic reaction to penicillins or other drugs in the past
  • if you have diarrhoea while taking antibiotics Other medicines and Cefaclor Flynn prolonged-release tablets Tell your doctor or pharmacist if you are taking, have recently taken or might take any other medicines, including medicines obtained without a prescription. This is especially important of the following, as they may interact with your Cefaclor Flynn prolonged-release tablets:
  • warfarin (a blood thinner)

–

probenecid (a treatment for gout) antacids containing magnesium hydroxide or aluminium hydroxide, for heartburn and indigestion (these can be bought without prescription)

It may still be all right for you to be given Cefaclor Flynn prolonged-release tablets and your doctor will be able to decide what is suitable for you. Pregnancy and breast-feeding 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 Cefaclor Flynn prolonged-release tablets should not affect your ability to drive or use machines.

How to take it

Cefaclor Flynn prolonged-release tablets Always take this medicine exactly as your doctor or pharmacist has told you. Check with your doctor or pharmacist if you are not sure. The tablets should not be cut, crushed or chewed. Dosage Adults and the elderly For pharyngitis, bronchitis, tonsillitis, lower urinary tract infections, and skin infections, the usual dose is 375 mg (one tablet) taken orally twice daily. For pneumonia, the usual dose is 750 mg (two tablets) taken orally twice daily. Patients with a severe kidney disorder or patients receiving dialysis may need a different dose. Use in Children Cefaclor Flynn prolonged-release tablets are not recommended for children. If you take more Cefaclor Flynn prolonged-release tablets than you should Go to the nearest accident and emergency department or tell your doctor straight away. If you forget to take Cefaclor Flynn prolonged-release tablets If you miss a dose, take one as soon as you can. If you have missed several doses, tell your doctor. Do not take a double dose to make up for a forgotten dose. If you have any further questions on the use of this medicine, ask your doctor or pharmacist.

Possible side effects

Like all medicines, Cefaclor Flynn prolonged-release tablets can cause side effects, although not everybody gets them. All medicines can cause allergic reactions, although serious allergic reactions are very rare. Tell your doctor immediately if you get any sudden wheeziness, difficulty in breathing, swelling of the eyelids, face or lips, rash or itching (especially affecting your whole body).

Serious side effects The following side effects are serious. You should stop taking this medicine and tell your doctor immediately if you experience them:

  • serious peeling or blistering of the skin
  • severe diarrhoea, possibly with blood or mucus. The following side effects have been reported:
  • diarrhoea
  • feeling sick (nausea)
  • vomiting
  • measles-like rash, (alone)
  • itching
  • red wheals on the skin (urticaria) (alone)
  • rash with widespread joint pain and / or stiffness, swollen lymph glands, fever and, possibly, cloudy urine
  • swollen arms or legs
  • breathlessness
  • changes in blood counts, which may show up as bruising or a very tired feeling. You will need a blood test to confirm this
  • damage to your liver or kidneys which can only be detected by a blood and / or urine test
  • jaundice (yellow skin and eyes)
  • weakness
  • pins and needles in the hands or feet
  • fainting
  • abnormally excitable behaviour
  • agitation
  • nervousness
  • sleeplessness
  • confusion
  • tight muscles
  • dizziness
  • seeing or hearing things (hallucinations)
  • encephalopathy (non-inflammatory brain disease)
  • convulsions
  • myoclonus (muscle-twitching)
  • itching of the vagina caused by thrush (candidiasis) 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 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.

How to store it

Cefaclor Flynn prolonged-release tablets Keep this medicine out of the sight and reach of children. Do not store above 25 °C. Store in the original package in order to protect from light. Do not use this medicine after the expiry date which is stated on the carton. 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 to protect the environment.

Contents of the pack and other information

What Cefaclor Flynn prolonged-release tablets contain The active substance is cefaclor. The other ingredients are: mannitol, methylhydroxypropylcellulose, hydroxypropylcellulose, methacrylic acid copolymer, stearic acid, magnesium stearate, titanium dioxide (E171), polyethylene glycol, propylene glycol, indigo carmine aluminium lake (E132) and talc. What Cefaclor Flynn prolonged-release tablets look like and contents of the pack Cefaclor Flynn prolonged-release tablets are blue, capsule-shaped film-coated tablets, marked GP5. Cefaclor Flynn prolonged-release tablets are supplied in blister packs of 2 or 14. Not all pack sizes may be marketed. Marketing Authorisation Holder Flynn Pharma Ltd 5th Floor, 40 Mespil Road, Dublin 4, IRELAND, D04 C2N4 Manufacturer ACS DOBFAR S.p.a Via Laurentina Km 24,730 00071 Pomezia Rome Italy This leaflet was last revised in March 2024

Frequently asked questions about Cefaclor Flynn 375 mg Prolonged-Release Tablets

How do I take Cefaclor Flynn 375 mg Prolonged-Release Tablets?

Cefaclor Flynn 375 mg Prolonged-Release Tablets comes as tablet containing 375mg. Always follow the dose your doctor or pharmacist has given you, and read the leaflet that comes with the medicine.

What is the active substance in Cefaclor Flynn 375 mg Prolonged-Release Tablets?

The active substance in Cefaclor Flynn 375 mg Prolonged-Release Tablets is cefaclor monohydrate.

Where does this information come from?

This leaflet reproduces the patient information leaflet approved for Cefaclor Flynn 375 mg Prolonged-Release Tablets, as published on the electronic medicines compendium (emc). The version printed inside your medicine’s packaging is the one that applies to you.

Can I get Cefaclor Flynn 375 mg Prolonged-Release Tablets without a prescription?

Whether a medicine is available over the counter or on prescription only depends on its licence. Check the leaflet, or ask your pharmacist — they can tell you straight away.

About this leaflet

The text above reproduces the patient information leaflet approved for this medicine, restructured for easier reading.

Medical disclaimer: This page is for information only and does not replace advice from your doctor or pharmacist. Always read the leaflet supplied with your medicine. If you are unwell, call NHS 111; in an emergency, call 999.

Medicines with the same active substance: Cefaclor monohydrate (4 medicines)
See every medicine containing this substance, or browse the full A–Z of active substances.

🇷🇴 Known in Romania as

Medicines sold in Romania with the same active substance: Cunoscut în România ca

  • CEFACLOR TERAPIA 125mg/5ml prescriptionCEFACLORUM · taken by mouth
  • CEFACLOR TERAPIA 250mg/5ml prescriptionCEFACLORUM · taken by mouth
  • CEFACLOR ARENA 500 mg prescriptionCEFACLORUM · taken by mouth
  • CEFACLOR ARENA 250 mg prescriptionCEFACLORUM · taken by mouth
  • CEFACLOR TERAPIA 250 mg prescriptionCEFACLORUM · taken by mouth
  • CEFACLOR TERAPIA 500 mg prescriptionCEFACLORUM · taken by mouth

Same active substance. The strength, the form and whether you need a prescription can differ. Always ask a pharmacist before you switch. Romanian medicines in the UK →

🇵🇱 Known in Poland as

Medicines sold in Poland with the same active substance: W Polsce znany jako

  • CeclorCefaclorum · taken by mouth
  • Ceclor MRCefaclorum · taken by mouth

Same active substance. The strength, the form and whether you need a prescription can differ. Always ask a pharmacist before you switch. Polish medicines in the UK →

💬 Ask about this leaflet

Ask anything about Cefaclor Flynn 375 mg Prolonged-Release Tablets. The assistant answers only from this leaflet — if the leaflet does not cover it, it will say so. It does not give medical advice.

Answers come from the patient leaflet published on the electronic medicines compendium (emc). They are not medical advice. Ask a pharmacist or your GP if you are unsure. For urgent help call NHS 111, or 999 in an emergency.

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