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Cystaran®

Cysteamine Hydrochloride 0.44%
ophthalmic solution
Misc.
[ Cystine-Depleting Agent]
Indication

Indication

Treatment of corneal cystine crystal accumulation in patients with cystinosis
Mechanism of Action

Mechanism of Action

Acts as a cystine-depleting agent by converting cystine to cysteine and cysteine-cysteamine mixed disulfides, reducing corneal cystine crystal accumulation.
Common quantities available

Available Quantities

15 ml bottle
Dosage

Dosage/Instructions

Instill 1 drop in each eye every waking hour. Do not touch dropper tip to any surface to avoid contamination. Discard after 1 week of use.
Pregnancy & Nursing Data

Pregnancy & Nursing

No adequate and well-controlled studies in pregnant women. Oral administration in animals was teratogenic at doses 86 to 345 times the recommended human ophthalmic dose.
Pediatric Use

Pediatric Use

All ages
Warnings Tab

Contraindications, side effects, etc.

Common Side Effects: Include eye pain, redness, itching or irritation, vision problems, headache, and increased sensitivity to light. More serious side effects could include blurred vision, changes in vision, swelling around the eye, and increased pressure inside the skull, such as severe headaches, ringing in the ears, dizziness, nausea, and pain behind the eyes.