Dorzolamide and Timolol (Ophthalmic Route)

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Before Using

In deciding to use a medicine, the risks of taking the medicine must be weighed against the good it will do. This is a decision you and your doctor will make. For this medicine, the following should be considered:

Allergies

Tell your doctor if you have ever had any unusual or allergic reaction to this medicine or any other medicines. Also tell your health care professional if you have any other types of allergies, such as to foods, dyes, preservatives, or animals. For non-prescription products, read the label or package ingredients carefully.

Pediatric

This medicine has been tested in children 2 years of age and older and, in effective doses, has not been shown to cause different side effects or problems than it does in adults.

Geriatric

Many medicines have not been studied specifically in older people. Therefore, it may not be known whether they work exactly the same way they do in younger adults or if they cause different side effects or problems in older people. There is no specific information comparing use of this medicine in the elderly with use in other age groups.

Pregnancy

Pregnancy CategoryExplanation
All TrimestersCAnimal studies have shown an adverse effect and there are no adequate studies in pregnant women OR no animal studies have been conducted and there are no adequate studies in pregnant women.

Breastfeeding

There are no adequate studies in women for determining infant risk when using this medication during breastfeeding. Weigh the potential benefits against the potential risks before taking this medication while breastfeeding.

Drug Interactions

Using this medicine with any of the following medicines is usually not recommended, but may be required in some cases. If both medicines are prescribed together, your doctor may change the dose or how often you use one or both of the medicines.

  • Albuterol
  • Amiodarone
  • Arformoterol
  • Bambuterol
  • Bitolterol
  • Broxaterol
  • Clenbuterol
  • Clonidine
  • Colterol
  • Diltiazem
  • Dronedarone
  • Epinephrine
  • Fenoldopam
  • Fenoterol
  • Fentanyl
  • Formoterol
  • Hexoprenaline
  • Isoetharine
  • Levalbuterol
  • Metaproterenol
  • Pirbuterol
  • Procaterol
  • Reproterol
  • Rimiterol
  • Ritodrine
  • Salmeterol
  • Terbutaline
  • Tretoquinol
  • Tulobuterol
  • Verapamil

Using this medicine with any of the following medicines may cause an increased risk of certain side effects, but using both drugs may be the best treatment for you. If both medicines are prescribed together, your doctor may change the dose or how often you use one or both of the medicines.

  • Acarbose
  • Acetohexamide
  • Alfuzosin
  • Amlodipine
  • Arbutamine
  • Benfluorex
  • Bunazosin
  • Chlorpropamide
  • Cimetidine
  • Digoxin
  • Doxazosin
  • Felodipine
  • Gliclazide
  • Glimepiride
  • Glipizide
  • Gliquidone
  • Glyburide
  • Guar Gum
  • Insulin
  • Insulin Aspart, Recombinant
  • Insulin Glulisine
  • Insulin Lispro, Recombinant
  • Lacidipine
  • Lercanidipine
  • Manidipine
  • Metformin
  • Methyldopa
  • Mibefradil
  • Miglitol
  • Moxisylyte
  • Nicardipine
  • Nifedipine
  • Nilvadipine
  • Nimodipine
  • Nisoldipine
  • Nitrendipine
  • Phenoxybenzamine
  • Phentolamine
  • Pranidipine
  • Prazosin
  • Quinidine
  • Repaglinide
  • St John's Wort
  • Tamsulosin
  • Terazosin
  • Tolazamide
  • Tolbutamide
  • Trimazosin
  • Troglitazone
  • Urapidil

Other Interactions

Certain medicines should not be used at or around the time of eating food or eating certain types of food since interactions may occur. Using alcohol or tobacco with certain medicines may also cause interactions to occur. Discuss with your healthcare professional the use of your medicine with food, alcohol, or tobacco.

Other Medical Problems

The presence of other medical problems may affect the use of this medicine. Make sure you tell your doctor if you have any other medical problems, especially:

  • Allergy, history of—Severity and duration of allergic reactions to other substances may be increased
  • Asthma or
  • Bronchitis or
  • Emphysema or
  • Lung problems, other—This medicine can increase trouble in breathing
  • Bradycardia (unusually slow heartbeat) or
  • Heart problems, other—There is a risk of further decreased heart function
  • Diabetes mellitus (sugar diabetes) or
  • Hypoglycemia—If your blood sugar becomes too low, this medicine may cover up some of the symptoms
  • Kidney disease, severe—Effects of this medicine may be increased because of its slower removal from the body
  • Myasthenia gravis—This medicine may make this condition worse
  • Overactive thyroid—This medicine may cover up fast heartbeat, which is a sign of overactive thyroid
Proper Use Brand Names and Description

DR600119

Portions of this document last updated:

Nov. 1, 2009

Source: Drug Information provided by: Micromedex

Copyright © 2009 Thomson Healthcare Inc. All rights reserved. Information is for End User's use only and may not be sold, redistributed or otherwise used for commercial purposes.


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