Compare dorzolamide timolol vs. Xalatan

Head-to-head comparisons of medication uses, side effects, ratings, and more.

Cosopt
(Dorzolamide / Timolol)

Xalatan
(Latanoprost)

lowers eye pressure An effective two medicine combination that is used when one medication is not effective, and you are looking for ease of using both medications in one drop. Lowering eye pressure can prevent the onset of glaucoma.Lowers eye pressure. Xalatan (Latanoprost) lowers high pressure in the eye well and helps prevent glaucoma.
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Reviews & ratings
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Side effects
dorzolamide timololXalatan

We haven’t found good data for dorzolamide timolol side effects.

FDA side effect reports for dorzolamide timolol »

We haven’t found good data for Xalatan side effects.

FDA side effect reports for Xalatan »
How it works
dorzolamide timololXalatan
[name_common decreases the production of fluids within the eye, and increases the flow of fluids out of the eye.Xalatan (Latanoprost) reduces high pressure inside the eye. If not treated, the pressure can cause glaucoma and eventual blindness.
Type of medication
dorzolamide timololXalatan
Coming soon.
Anti-glaucoma
Prostaglandin agonist
Prescription only
Available as
dorzolamide timololXalatan
  • Eye drops
  • Eye drops
Used for (click to learn more)
dorzolamide timololXalatan
  • Ocular hypertension
Risk factors for serious side effects
dorzolamide timololXalatan
Coming soon.
  • Replacing contact lenses to soon
  • Long term use
Detailed Xalatan (Latanoprost) risks & warnings »
Pregnancy category
dorzolamide timololXalatan
CFDA pregnancy category (Weigh risks vs. benefits)

Research studies with animals found harmful effects on unborn babies. It hasn’t been properly studied in humans. The benefits might outweigh the risks even if you’re pregnant. Talk with your doctor.

See the FDA package insert
CFDA pregnancy category (Weigh risks vs. benefits)

Research studies with animals found harmful effects on unborn babies. It hasn’t been properly studied in humans. The benefits might outweigh the risks even if you’re pregnant. Talk with your doctor.

See the FDA package insert
Alcohol
No specific alcohol-related info.No specific alcohol-related info.
Food
No specific food-related info.No specific food-related info.
Kidneys and liver
No specific kidneys and liver-related info.No specific kidneys and liver-related info.
Sex
No specific sex-related info.No specific sex-related info.
Sleep
No specific sleep-related info.No specific sleep-related info.
Weight
No specific weight-related info.No specific weight-related info.
Upsides and benefits
dorzolamide timololXalatan
  • Easier to use with two medications in one drop.
  • May add another medication when needed..
  • May be more effective than using only one medication.
  • It's easy to use and you only need to give yourself one drop each day in the evening.
  • Can be used along with other eye drops, if needed for better results.
  • Xalatan (Latanoprost) is available generically.
  • Xalatan (Latanoprost) can increase the length, thickness, and number of your eyelashes.
Downsides and risks
dorzolamide timololXalatan
  • May cause carbonated beverages to taste metallic.
  • You must wait 5 minutes before using another eye drop.
  • Not used in children under 2 years of age.
  • dorzolamide/timolol is not used if you have lung disease or heart conditions relating to a low heart rate or low blood pressure.
  • May cause blurred vision.
  • Xalatan (Latanoprost) can turn the colored part of your eye and your eyelashes brown.
Tips from our pharmacists for people taking the medication
dorzolamide timololXalatan
  • Wash hands before putting drops in eyes.
  • Do not touch the dropper tip to your eye or hands.
  • If you wear contacts remove them and wait 15 minutes, after putting the drop in eye, to replace them.
  • After instilling drops in the eye, press one finger to the inner corner of eye, by the nose, and press lightly for 1 minute.
  • Wash your hands before putting drops in your eyes.
  • Don't touch the dropper tip to your eye or with your hands.
  • If you wear contacts, remove them and wait 15 minutes after putting the drop in your eye, to put your contacts back in.
  • After putting drops in the eye, press one finger to the inner corner of eye, by the nose, and press lightly for 1 minute.
  • If using this with another eyedrop medication, wait five minutes between using them.
Learn more
More about dorzolamide timololSide effectsAlternativesFDA package insert
More about XalatanSide effectsReviews & ratingsAlternativesFDA package insert