Dorzolamide and Timolol : Before Using

Dorzolamide and Timolol - Ophthalmic

Brand Names

Cosopt Dorzolamide and Timolol *** Before Using *** How to Use *** Fore Safe Use *** Side Effects

Before Using

In deciding to using a medication, the problems of uses this drugs must be weighed against the good it will do. This is a decision you will make. For ophthalmic dorzolamide and timolol, the following must be considered

Allergic reaction

Tell your family doctor if you have any unusual or allergy to carbonic anhydrase inhibitors - either ophthalmic or systemic, such as acetazolamide, brinzolamide, dichlorphenamide, dorzolamide, or methazolamide.

In addition, tell your family doctor if you have any unusual or allergic reaction to any of the beta-adrenergic blocking agents - either ophthalmic or systemic, such as acebutolol, atenolol, betaxolol, bisoprolol, carteolol, labetalol, levobunolol, metipranolol, metoprolol, nadolol, oxprenolol, penbutolol, pindolol, propranolol, sotalol, or timolol.

Always tell your family doctor if you have any unusual or allergy to sulfonamides - sulfa drugs or thiazide diuretics - a type of water pill.

Furthermore, tell your health care professional if you are allergic to any other substances, such as benzalkonium chloride or other preservatives.

Pregnancy care

This drug has not been studied in pregnant women. However, studies in pets given very high doses of this drug by mouth have shown that this drug causes birth defects or other problems. Before using this drug, make sure your family doctor knows if you are pregnant or if you may become pregnant.

Breast-feeding problem

Although it is not known whether dorzolamide passes into the breast milk, timolol has been found to pass into the breast milk and it is possible that it could cause unwanted effects in nursing babies. Mothers who are using this drug and who wish to breast-feed must discuss this with their family doctor.

Use for Children

Studies on this drug have been done only in adult diseaseds and there is no special info comparing use of this drug in child with use in other age groups.

Elderly care

Many medication have not been studied specifically in elderly people. Therefore, it may not be known whether they work exactly the same way they do in adults people or if they cause various side effects or problems in elderly people. There is no special info comparing use of this drug in the elderly with use in other age groups.

Drug interactions

Although certain medication must not be using together at all, in other cases two various medication may be using together even if an interaction might occur. In these cases, your family doctor may want to change the dose, or other precautions may be necessary. When you are using this drug, it is especially important that your health care professional know if you are taking any of the following:

Beta-adrenergic blocking agents you take by mouth - acebutolol " Sectral ", atenolol " Tenormin ", betaxolol " Kerlone ", bisoprolol " Zebeta ", carteolol " Cartrol ", labetalol " Normodyne ", metoprolol " Lopressor ", nadolol " Corgard ", oxprenolol " Trasicor ", penbutolol " Levatol ", pindolol " Visken ", propranolol " Inderal ", sotalol " Sotacor ", timolol " Blocadren " The effects of both the timolol in the ophthalmic dorzolamide and timolol combination and the systemic beta-adrenergic blocking agents may be increased

Calcium channel blocking agents - bepridil "e.g, Vascar ", diltiazem " Cardizem ", felodipine " Plendil ", flunarizine " Sibelium ", isradipine " DynaCirc ", nicardipine " Cardene ", nifedipine " Procardia ", nimodipine " Nimotop ", verapamil " Calan "
Digitalis glycosides - heart drug when using together with calcium channel blocking agents Unwanted effects on the heart may be increased

Carbonic anhydrase inhibitor-type glaucoma drug you take by mouth - for example, acetazolamide " Diamox ", dichlorphenamide " Daranide ", or methazolamide " Neptazane " Effects of these medication on the body may be increased

Quinidine - Cardioquin
Reserpine - Serpasil and other catecholamine-depleting medication Effects of the ophthalmic dorzolamide and timolol combination may be increased, possibly leading to slow heartbeat, low blood pressure and fainting

Other Information for using

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

Allergy, history of Severity and duration of allergys to other substances may be increased

Asthma
Bronchitis
Emphysema
Lung problems, other This drug can increase trouble in breathing

Bradycardia - unusually slow heartbeat
Heart problems, other There is a risk of further decreased heart function

Diabetes mellitus - sugar diabetes
Hypoglycemia If your blood sugar becomes too low, this drug may cover up some of the symptoms

Kidney disease, severe Effects of this drug may be increased because of its slower removal from the body

Myasthenia gravis This drug may make this condition worse

Overactive thyroid This drug may cover up fast heartbeat, which is a sign of overactive thyroid