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Terms Of Use

CYCLOPENTOLATE

Brand Name(s) : Mydrilate
Warnings
Uses
Side Effects
Precautions
Interactions
Overdose

CYCLOPENTOLATE WARNINGS

Cyclopentolate should be used with caution in:

  • Eyes that are red and painful
  • Very young children
  • Very ill people
  • Elderly
  • A condition that increases blood flow called hyperaemia
  • In men with enlargement of the prostate
  • People with problems with blood circulation
  • People with heart problems
  • Pregnancy
  • Breastfeeding

It should not be used in:

  • People with an allergy (hypersensitivity) to cyclopentolate or any other ingredient
  • People with a type of eye condition called narrow-angle glaucoma
  • Babies less than 28 days old unless there is a strong need
  • People with a condition in which food cannot pass through the digestive system called paralytic ileus
  • Conditions in children that make them more likely to have seizures

Also see list of precautions and interactions

STORAGE

Store cyclopentolate at 2 to 8°C in the fridge. Do not freeze and protect from light.

CYCLOPENTOLATE USES

What is it used for?

  • Cyclopentolate is used to enlarge the pupil (dilate) and to relax the lens of the eye temporarily so that a doctor or eye specialist can examine it closely. It is also used to enlarge the pupil in inflammatory conditions of the eye (inflammation of the iris and uveal tract)
  • It is a type of antimuscarinic.
  • It is used to dilate the pupil and relax the lens of the eye by relaxing the muscles controlling the pupil size and shape of the lens.
  • In general this drug is used before an eye examination to widen the pupil (dilate) and relax the muscles of the eye. It is also used to widen the pupil in certain inflammatory conditions of the eye.
  • Benefits of being on this drug can include widening of the pupil and relaxation of muscles to allow an eye examination to take place, and enlargement of the pupil in inflammatory conditions of the eye.

Listed below are the typical uses of cyclopentolate:

  • Enlargement of the pupil (dilation) and relaxation of the muscles to allow an eye examination
  • Enlargement of the pupil in inflammatory conditions of the eye

On occasion your doctor may prescribe this medicine to treat a condition not on the above list.

HOW TO USE/TAKE

How often do I take it?

  • Use cyclopentolate exactly as your doctor has told you.
  • Use this medication for the duration of the prescription in order to get the most benefit from it.
  • Remember to use it at the same time each day - unless specifically told otherwise by your doctor.
  • Certain medical conditions may require different dosage instructions as directed by your doctor.

What dose?

  • Dosage is based on your age, gender, medical condition, response to therapy, and use of certain interacting medicines.

Do I need to avoid anything?

  • Cyclopentolate may cause blurred vision, difficulty in focusing and sensitivity to light. These effects may take up to 24 hours to go away. Do not drive or operate machinery until you can see clearly again. Consult your doctor or pharmacist for more details.

When can I stop?

  • Always complete the full course as prescribed by your doctor.

CYCLOPENTOLATE SIDE EFFECTS

  • Eye irritation
  • Allergic (hypersensitivity) reactions, such as red eyes, watery eyes and a stringy white mucus discharge
  • Raised pressure inside the eye
  • Swelling (oedema) of the eye
  • Inflammation of the lining of the eye, causing pain and redness (conjunctivitis)
  • Red eye due to increased blood supply
  • Change in vision and sense of touch
  • Dry mouth
  • Flushing
  • Dryness of the skin
  • Very slow heart beat (bradycardia) followed by rapid heart beat (tachycardia) with palpitations and abnormal heart beat
  • Urgency to urinate and difficulty not going
  • Difficulty in passing stools
  • Being sick
  • Feeling giddy and staggering when trying to walk
  • Rash in children
  • Bloated stomach in infants
  • Behavioural changes in children
  • Convulsions
  • Hallucinations

If any of these persist or you consider them severe then inform doctor or pharmacist.

Tell your doctor immediately if you develop any of the following symptoms:

  • Flushing
  • Dryness of the skin
  • Rash in children
  • Blurred vision
  • Rapid and irregular pulse
  • Fever
  • Bloated stomach in infants
  • Convulsions
  • Hallucinations
  • Feeling giddy and staggering when trying to walk

Remember that your doctor has prescribed this medication because he or she has judged that the benefit to you is greater than the risk of side effects. Many people using this medication do not have serious side effects.

A serious allergic reaction to this drug is unlikely, but seek immediate medical attention if it occurs. Symptoms of a serious allergic reaction include: rash, itching/swelling (especially of the face/tongue/throat), dizziness, trouble breathing.

This is not a complete list of possible side effects. If you notice other effects not listed above, contact your doctor or pharmacist.

The Yellow Card Scheme allows you to report suspected side effects from any type of medicine (which includes vaccines, herbals and over the counter medicines) that you are taking. It is run by the medicines safety watchdog called the Medicines and Healthcare products Regulatory agency (MHRA). Please report any suspected side effect on the Yellow Card Scheme website

CYCLOPENTOLATE PRECAUTIONS

Before taking cyclopentolate, tell your doctor or pharmacist if you are allergic to it; or to other anti-muscarinics or if you have any other allergies.

This medication should not be used if you have certain medical conditions. Before using this medicine, consult your doctor or pharmacist in case of:

  • Allergy (hypersensitivity) to cyclopentolate or any other ingredient
  • A type of eye condition called narrow-angle glaucoma
  • Babies less than 28 days old unless there is a strong need
  • A condition in which food cannot pass through the digestive system called paralytic ileus
  • Conditions in children that make them more likely to have seizures

Before using this medication, tell your doctor or pharmacist your medical history, especially any of the following:

  • Pregnancy
  • If you have eyes that are red and painful
  • If you have a condition that increases blood flow called hyperaemia
  • Enlargement of the prostate in men
  • If you have problems with blood circulation
  • If you have heart problems
  • If you are pregnant
  • If you are breastfeeding

Before having surgery, tell your doctor or dentist that you are taking this medication.

Does alcohol intake affect this drug?

  • Alcohol is not known to affect this drug.

The elderly: cyclopentolate should be used with caution in the elderly as they are at greater risk of having a raised pressure inside the eye, which may get worse with this drug.

Pregnancy and breastfeeding - please ensure you read the detailed information below

PREGNANCY

The safety of cyclopentolate has not been established during pregnancy. Ask your doctor or pharmacist if you have any doubts or questions about this.

It is sensible to limit use of medication during pregnancy whenever possible. However, your doctor may decide that the benefits outweigh the risks in individual circumstances and after a careful assessment of your specific health situation.

If you have any doubts or concerns you are advised to discuss the medicine with your doctor or pharmacist.

BREAST FEEDING

It is not known whether cyclopentolate passes into breast milk. This medication should not be taken if you are breastfeeding unless considered necessary by your doctor.

It is sensible to limit use of medication during breastfeeding whenever possible. However, your doctor may decide that the benefits outweigh the risks in individual circumstances and after a careful assessment of your specific health situation.

If you have any doubts or concerns you are advised to discuss the medicine with your doctor or pharmacist.

CYCLOPENTOLATE INTERACTIONS

Your doctor or pharmacist may already be aware of any possible drug interactions and may be monitoring you for them. Do not start, stop, or change the dosage of any medicine before checking with them first.

This drug should not be used with the following medications because very serious, possibly fatal interactions may occur:

  • Drugs called belladonna alkaloids, such as atropine, which has various uses, including heart problems and as a medication before an operation

If you are currently using any of these medications, tell your doctor or pharmacist before starting cyclopentolate.

Before using this medication, tell your doctor or pharmacist of all prescription and non-prescription/herbal products you may use, especially of:

  • Drugs used for allergies called antihistamines
  • Drugs used to treat various psychiatric disorders, such as schizophrenia, and to stop people feeling and being sick (phenothiazines and butyrophenones)
  • Drugs used for depression called tricyclic antidepressants
  • A drug called amantadine that is used to treat viral infections and Parkinson's disease

This information does not contain all possible interactions. Therefore, before using cyclopentolate, tell your doctor or pharmacist of all the products you use.

CYCLOPENTOLATE OVERDOSE

The effects of overdose with topical use of cyclopentolate may include the following: flushing, dryness of the skin, a rash in children, blurred vision, a rapid and irregular pulse, fever, bloated stomach in infants, convulsions, hallucinations, giddiness and staggering when trying to walk.

People who have swallowed cyclopentolate, should seek immediate medical help.

If you think you, or someone you care for, might have accidentally taken more than the recommended dose of cyclopentolate or intentional overdose is suspected, contact your local hospital, GP or if in England call 111 or NHS Direct. In Scotland call NHS 24. In Wales, call NHS Direct Wales. In the case of medical emergencies, always dial 999.

MISSED DOSE

If you miss a dose, take it as soon as you remember. If it is near the time of the next dose, skip the missed dose and resume your usual dosing schedule. Do not double the dose to catch up.

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Source: Selected from data included with permission and copyrighted by Boots UK Limited or TicTac Communications Ltd. This copyrighted material is sourced from a licensed data provider and is not for distribution, except as may be authorised by the applicable terms of use.
CONDITIONS OF USE: The information in this database is intended to supplement, not substitute for, the expertise and judgement of healthcare professionals. The information is not intended to cover all possible uses, directions, precautions, drug interactions or adverse events, nor should it be construed to indicate that use of a particular medicine is safe, appropriate or effective for you or anyone else. A healthcare professional should be consulted before taking any medicine, changing any diet, or discontinuing any course of treatment.

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