Pentocyl D Eye Drop

Pentocyl D Eye Drop is a combination of two medicines. It is used to enlarge (dilate) the pupil of the eye before an eye examination. It relaxes certain muscles in the eyes and may also relieve pain in certain eye conditions.

Pentocyl D Eye Drop is for topical use only. It is generally administered 15-20 minutes prior to an eye examination. Do not self-administer this medicine at home. Check the label thoroughly for directions before using the medicine.

The use of this medicine may cause temporary blurring of eyes, stinging sensation, or increased sensitivity to light in some people. However, these are temporary and usually resolve on their own. Let your doctor know if they do not go away or bother you. Do not use the medicine if you have a known allergy to any components of this preparation.

Pentocyl D Eye Drop is contraindicated in people with primary glaucoma or a tendency toward glaucoma (e.g., narrow anterior chamber angle). Let your doctor know if you have any such conditions. It is not known whether this medicine is safe for pregnant and breastfeeding women. Let your doctor know if you are pregnant or breastfeeding to make sure it is safe for you and the developing baby.

• Eye examination

Eye examination
Pentocyl D Eye Drop is a medicine that helps to increase the size of the pupil of the eye so that eye examinations can be carried out thoroughly. Pentocyl D Eye Drop also gives relief from eye pain by relaxing the eye muscles. This medication starts to work in minutes, and its effect usually lasts 24 hours or sometimes longer. It is advisable to inform your doctor if you continue to have blurred vision, sensitivity to light, or dilated (increase in size) pupils several days after your examination.

Most side effects do not require any medical attention and disappear as your body adjusts to the medicine. Consult your doctor if they persist or if you’re worried about them

Common side effects of Cyclodex

• Blurred vision
• Stinging sensation
• Increased sensitivity to light

This medicine is for external use only. Use it in the dose and duration as advised by your doctor. Check the label for directions before use. Hold the dropper close to the eye without touching it. Gently squeeze the dropper and place the medicine inside the lower eyelid. Wipe off the extra liquid.

Pentocyl D Eye Drop is a combination of two medicines: Cyclopentolate and Dexamethasone which relieve eye pain. Cyclopentolate is used to dilate or enlarge the pupil of the eye so that the doctor can examine the back of the eyeball. It may also be used to reduce pain in certain eye conditions. Dexamethasone belongs to a group of medicines called corticosteroids. It prevents late phase allergic reactions by preventing release of chemicals responsible for allergy.

• Pentocyl D Eye Drop allows your doctor to examine your eye more easily.
• It will cause blurred vision which may last for some time. Make sure you can see clearly again before you drive and before you use tools or machines.
• If you wear eye lens, avoid wearing them immediately after using Pentocyl D Eye Drop. You may wear spectacles instead. You doctor will be able to advise you on this.

Drugs.com. Cyclopentolate. [Accessed 15 Apr. 2019] (online) Available from:

MedlinePlus. Dexamethasone. [Accessed 15 Apr. 2019] (online) Available from:

Cyclopentolate. Maidenhead, Berkshire: Intrapharm Laboratories Limited; 2001 [revised 28 Mar. 2018]. [Accessed 15 Apr. 2019] (online) Available from:

Drugs.com. Dexamethasone. [Accessed 15 Apr. 2019] (online) Available from: