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(echothiophate iodide) for Ophthalmic Solution
Chemical name: (2-mercaptoethyl) trimethylammonium iodide O,O-diethyl phosphorothioate
C9H23INO3PS M.W 383.23
Echothiophate iodide for ophthalmic solution occurs as a white, crystalline, water-soluble, hygroscopic solid having a slight mercaptan-like odor. When freeze-dried in the presence of potassium acetate, the mixture appears as a white amorphous deposit on the walls of the bottle.
Each package contains materials for dispensing 5 mL of eyedrops: (1) bottle containing sterile echothiophate iodide for ophthalmic solution in one of four potencies [1.5 mg (0.03%), 3 mg (0.06%), 6.25 mg (0.125%), or 12.5 mg (0.25%)] as indicated on the label, with 40 mg potassium acetate in each case. Sodium hydroxide or acetic acid may have been incorporated to adjust pH during manufacturing. (2) a 5 mL bottle of sterile diluent containing chlorobutanol (chloral derivative), 0.55%; mannitol, 1.2%; boric acid, 0.06%; and sodium phosphate, 0.026%. (3) sterilized dropper.
What are the possible side effects of echothiophate iodide ophthalmic (Phospholine Iodide)?
Contact your doctor immediately if you notice any decrease in vision or an increase in "floaters" in your visual field. Rarely, echothiophate iodide ophthalmic may cause retinal detachment. Retinal detachment can lead to blind spots, floaters in your visual field, and even blindness. Your doctor will want to check your retina before you use this medicine to determine if you have an increased risk of retinal detachment.
If you experience any of the following serious side effects, stop using echothiophate iodide ophthalmic and seek emergency medical...
What are the precautions when taking echothiophate iodide for ophthalmic solution (Phospholine Iodide)?
Before using echothiophate, tell your doctor or pharmacist if you are allergic to it; or if you have any other allergies. This product may contain inactive ingredients, which can cause allergic reactions or other problems. Talk to your pharmacist for more details.
Before using this medication, tell your doctor or pharmacist your medical history, especially of: asthma, epilepsy, other eye problems (e.g., iritis, uveitis, detached retina), heart disease (e.g., heart failure, recent heart attack), low or high blood pressure, myasthenia gravis, overactive thyroid (hyperthyroidism), Parkinsonism, stomach/intestinal problems (e.g., ulcers, spasms), certain urinary problems (e.g., blockage).
After you apply echothiophate, your vision may become temporarily blurred or unstable....
Last reviewed on RxList: 12/9/2008
This monograph has been modified to include the generic and brand name in many instances.
Additional Phospholine Iodide Information
Report Problems to the Food and Drug Administration
You are encouraged to report negative side effects of prescription drugs to the FDA. Visit the FDA MedWatch website or call 1-800-FDA-1088.
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