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Cyclomydril
  • Treatments
  • Pupillary Dilation

Cyclomydril

Generic name:cyclopentolate and phenylephrine ophthalmicSYE-kloe-PEN-toe-late-and-FEN-il-EFF-rin-off-THAL-mik ]
Drug class:Mydriatics

Medically reviewed by Drugs.com on Jun 13, 2022. Written by Cerner Multum.

What is Cyclomydril?

Cyclopentolate ophthalmic relaxes muscles in your eye to dilate (widen) your pupil.

Phenylephrine is a vasoconstrictor that shrinks blood vessels.

Cyclomydril (for the eyes) is a combination medicine used to dilate your pupils in preparation for an eye exam.

Cyclopentolate and phenylephrine may also be used for purposes not listed in this medication guide.

Warnings

You should not receive Cyclomydril if you have untreated narrow-angle glaucoma.

Before taking this medicine

You should not receive this medicine if you are allergic to cyclopentolate or phenylephrine (phenylephrine is also a decongestant found in many cold and sinus medicines), or if you have:

  • untreated or uncontrolled narrow angle glaucoma.

To make sure cyclopentolate and phenylephrine is safe for you, tell your doctor if you have:

FDA pregnancy category C. It is not known whether cyclopentolate and phenylephrine will harm an unborn baby. Tell your doctor if you are pregnant.

It is not known whether cyclopentolate and phenylephrine passes into breast milk or if it could harm a nursing baby. Tell your doctor if you are breast-feeding a baby.

How is Cyclomydril given?

Cyclomydril is given as an eye drop placed into one or both eyes. A healthcare provider will place the drops in your eye.

Tell your doctor at once if you have severe burning, stinging, or irritation in your eyes.

After the drops are placed in your eye, gently press your finger to the inside corner of the eye for 2 to 3 minutes, to keep the liquid from draining into your tear duct. This will help prevent your body from absorbing too much of this medicine. Do not rub the eye.

If a child has been treated with this medicine, avoid allowing the child to rub or wipe the eyes. Closely watch the child for at least 30 minutes after the drops were placed in the eyes. This is to make sure the medicine does not cause any serious side effects by being absorbed thr...