What is a Patient Information Leaflet and why is it useful?

The Patient Information Leaflet (PIL) is the leaflet included in the pack with a medicine. It is written for patients and gives information about taking or using a medicine. It is possible that the leaflet in your medicine pack may differ from this version because it may have been updated since your medicine was packaged.

Below is a text only representation of the Patient Information Leaflet. The original leaflet can be viewed using the link above.

The text only version may be available in large print, Braille or audio CD. For further information call emc accessibility on 0800 198 5000. The product code(s) for this leaflet is: PL 00014/5172R.

Boots Anaesthetic & Antibiotic Throat Lozenges


Boots Anaesthetic & Antibiotic Throat Lozenges

(Tyrothricin, Benzocaine)

Read all of this carton for full instructions.

What this medicine is for

This medicine contains an antibiotic and a local anaesthetic which act to fight infection and numb pain. It can be used to relieve sore throats.

Before you take this medicine

Do not take:

  • If you are allergic to any of the ingredients
  • If you are allergic to other local anaesthetics
  • If you have methaemoglobinaemia (rare blood disorder)
  • If you have an intolerance to some sugars, unless your doctor tells you to (this medicine contains sucrose)
  • If you are pregnant or breastfeeding

Talk to your pharmacist or doctor:

  • If you have myasthenia gravis – a disease of the immune system which causes muscle weakness and tiredness
  • If you have low levels of an enzyme called cholinesterase in your blood
  • If you take other medicines – sulphonamide antibiotics (e.g. sulphadiazine), anticholinesterases (e.g. neostigmine)

Information about some of the ingredients: Each lozenge contains 961 mg of sucrose. This should be taken into account if you have diabetes.

How to take this medicine

Check the foil is not broken before use. If it is, do not take that lozenge.

Adults and children of 12 years and over: take one lozenge when you need to. Don’t take more than 8 lozenges in any 24 hours.

Suck each lozenge slowly until it dissolves.

Do not give to children under 12 years.

Warning: Do not exceed the stated dose

If symptoms do not go away talk to your doctor.

If you take too many lozenges: Talk to a doctor straight away. Take your medicine with you.

Possible side effects

Most people will not have problems, but some may get some.

If you get any of these serious side effects, stop taking the lozenges. See a doctor at once:

  • Difficulty in breathing, swelling of the face, neck, tongue or throat (severe allergic reactions)
  • Very rarely blue lips, greyish skin, difficulties breathing, dizziness (methaemoglobinaemia)

If you get any of the following side effects see your pharmacist or doctor

  • Sore tongue

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 on this carton. 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.

How to store this medicine

Do not store above 25°C.

Keep all medicines out of the sight and reach of children.

Use by the date on the end flap of the carton.

Active ingredients

Each lozenge contains Benzocaine 5 mg, Tyrothricin 1 mg (equivalent to 230 iu Gramicidin).

Also contains: sucrose, acacia, magnesium stearate, sodium chloride, star anise oil, carmine extract, clove leaf oil.

PL 00014/5172

Text prepared 07/18

Manufactured for the Marketing Authorisation holder

The Boots Company PLC


Famar AVE
Anthoussa Attiki 15349

If you need more advice ask your pharmacist.