COSOPT Eye drops, solution Ref.[50805] Active ingredients: Dorzolamide Timolol

Source: Health Products Regulatory Authority (IE)  Revision Year: 2022  Publisher: Santen OY, Niittyhaankatu 20, FI-33720 Tampere, Finland

Product name and form

COSOPT 20 mg/ml + 5 mg/ml eye drops, solution.

Pharmaceutical Form

Eye drops, solution.

Clear, colourless to nearly colourless, slightly viscous solution with a pH between 5.5 and 5.8 and an osmolarity of 242‒323 mOsM.

Qualitative and quantitative composition

Each ml contains 22.26 mg of dorzolamide hydrochloride corresponding to 20 mg dorzolamide and 6.83 mg of timolol maleate corresponding to 5 mg timolol.

Excipient with known effect: One ml of eye drops solution contains 0.075 mg benzalkonium chloride and one drop contains about 0.002 mg of benzalkonium chloride.

For the full list of excipients, see section 6.1.

Active Ingredient Description
Dorzolamide

Dorzolamide is a potent inhibitor of human carbonic anhydrase II. Following topical ocular administration, dorzolamide reduces elevated intra-ocular pressure, whether or not associated with glaucoma.

Timolol

Timolol is a non-selective beta-adrenergic receptor blocking agent that does not have significant intrinsic sympathomimetic, direct myocardial depressant, or local anaesthetic activity. Timolol reduces intra-ocular pressure, whether or not this is associated with glaucoma.

List of Excipients

Benzalkonium chloride
Hydroxyethylcellulose
Mannitol (E421)
Sodium citrate (E331)
Sodium hydroxide (E524) for pH adjustment
Water for injections

Pack sizes and marketing

COSOPT containers contain 5 ml of solution. Two alternate containers may be marketed.

White translucent low-density polyethylene container, a transparent dropper tip and a white cap

or

OCUMETER Plus Ophthalmic Dispenser consisting of a translucent, high-density polyethylene container with a sealed dropper tip, a flexible fluted side area which is depressed to dispense the drops, and a 2-piece cap assembly. The 2-piece cap mechanism punctures the sealed dropper tip upon initial use, then locks together to provide a single cap during the usage period. Tamper evidence is provided by a safety strip on the container label.

COSOPT is available in the following packaging configurations:

1 × 5 ml (single 5 ml container)
3 × 5 ml (three 5 ml containers)
6 × 5 ml (six 5 ml containers)

Not all pack sizes may be marketed

Marketing authorization holder

Santen OY, Niittyhaankatu 20, FI-33720 Tampere, Finland

Marketing authorization dates and numbers

PA0879/005/001

Date of first authorisation: 14 August 1998.
Date of last renewal: 06 March 2008

Drugs

Drug Countries
COSOPT Austria, Australia, Brazil, Canada, Cyprus, Germany, Ecuador, Estonia, Spain, Finland, France, Hong Kong, Croatia, Ireland, Israel, Italy, Japan, Lithuania, Malta, Mexico, Netherlands, Poland, Romania, Singapore, Tunisia, United Kingdom, United States, South Africa

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