Cosopt PF


Cosopt PF Side Effects

Temporary blurred vision, temporary burning/stinging/itching/redness of the eye, watery eyes, dry eyes, feeling as if something is in the eye, sensitivity of eyes to light, strange taste in the mouth, or headache may occur. If any of these effects persist or worsen, notify your doctor or pharmacist promptly.

Remember that your doctor has prescribed this medication because he or she has judged that the benefit to you is greater than the risk of side effects. Many people using this medication do not have serious side effects.

Tell your doctor right away if you have any serious side effects, including: dizziness, slow/irregular heartbeat, muscle weakness, mental/mood changes, coldness/numbness/pain in the hands or feet, vision changes, signs of a kidney stone (e.g., pain in the back/side/abdomen, nausea/vomiting, blood in the urine), yellowing eyes or skin, dark urine, unusual tiredness/weakness, easy bruising/bleeding, signs of infection (e.g., fever, chills, persistent sore throat).

Get medical help right away if you have any very serious side effects, including: persistent eye redness or discharge, eye or eyelid swelling, eye pain, sudden unexplained weight gain, chest pain, weakness on one side of the body, slurred speech, confusion, persistent dizziness, fainting.

A very serious allergic reaction to this drug is rare. However, get medical help right away if you notice any symptoms of a serious allergic reaction, including: rash, itching/swelling (especially of the face/tongue/throat), severe dizziness, trouble breathing.

This is not a complete list of possible side effects. If you notice other effects not listed above, contact your doctor or pharmacist.

In the US -

Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088 or at

In Canada - Call your doctor for medical advice about side effects. You may report side effects to Health Canada at 1-866-234-2345.
  • aplastic anemia
  • agranulocytosis
  • neutropenic disorder
  • Iridocyclitis
  • myopia
  • photophobia
  • blurred vision
  • punctate keratitis
  • conjunctivitis
  • dry eye
  • eye tearing
  • ocular pain
  • ocular redness
  • ocular irritation
  • eyelid crusting
  • ocular itching
  • sore throat
  • bronchospastic pulmonary disease
  • xerostomia
  • hepatic necrosis
  • contact dermatitis
  • toxic epidermal necrolysis
  • Stevens-Johnson syndrome
  • dizziness
  • dysgeusia
  • skin rash
  • headache disorder
  • epistaxis
  • dyspnea
  • nausea
  • angioedema
  • paresthesia
  • urolithiasis
  • general weakness
  • choroidal detachment
  • acute confusion
  • nightmares
  • depression
  • behavioral disorders
  • cystoid macular edema
  • diplopia
  • blurred vision
  • visual changes
  • keratitis
  • decreased corneal sensitivity
  • conjunctivitis
  • blepharitis
  • blepharoptosis
  • dry eye
  • eye tearing
  • ocular pain
  • ocular redness
  • ocular discharge
  • ocular irritation
  • ocular itching
  • tinnitus
  • hypertension
  • acute myocardial infarction
  • angina
  • heart block
  • bradycardia
  • cardiac arrhythmia
  • heart failure
  • cerebrovascular accident
  • Raynaud's phenomenon
  • hypotension
  • upper respiratory infection
  • nasal congestion
  • acute respiratory insufficiency
  • bronchospastic pulmonary disease
  • xerostomia
  • dyspepsia
  • erectile dysfunction
  • psoriasiform eruption
  • pruritus of skin
  • alopecia
  • urticaria
  • skin pigmentation enhancement
  • systemic lupus erythematosus
  • drowsy
  • delirium
  • memory impairment
  • hallucinations
  • vertigo
  • dizziness
  • insomnia
  • fatigue
  • skin rash
  • anorexia
  • headache disorder
  • palpitations
  • dyspnea
  • cough
  • chest pain
  • nausea
  • vomiting
  • diarrhea
  • dysuria
  • nervousness
  • anaphylaxis

Drug Interactions

Drug interactions may change how your medications work or increase your risk for serious side effects. This document does not contain all possible drug interactions. Keep a list of all the products you use (including prescription/nonprescription drugs and herbal products) and share it with your doctor and pharmacist. Do not start, stop, or change the dosage of any medicines without your doctor's approval.

Some products that may interact with this drug include: high doses of aspirin or related salicylates, oral beta-blockers (e.g., propranolol), oral carbonic anhydrase inhibitors (e.g., acetazolamide, methazolamide), clonidine, certain antidepressants (including SSRIs such as fluoxetine), digoxin, epinephrine, fingolimod, methyldopa, quinidine.

Low-dose aspirin, as prescribed by your doctor for specific medical reasons such as heart attack or stroke prevention (usually these dosages are 81-325 milligrams per day), should be continued. Consult your doctor or pharmacist for more details.