Neptazane Side Effects

Generic Name: methazolamide

Please note - some side effects for Neptazane may not be reported. Always consult your doctor or healthcare specialist for medical advice. You may also report side effects to the FDA.

Neptazane Side Effects - for the Professional

Neptazane

Adverse reactions, occurring most often early in therapy, include paresthesias, particularly a “tingling” feeling in the extremities; hearing dysfunction or tinnitus; fatigue; malaise; loss of appetite; taste alteration; gastrointestinal disturbances such as nausea, vomiting, and diarrhea; polyuria; and occasional instances of drowsiness and confusion.

Metabolic acidosis and electrolyte imbalance may occur.

Transient myopia has been reported. This condition invariably subsides upon diminution or discontinuance of the medication.

Other occasional adverse reactions include urticaria, melena, hematuria, glycosuria, hepatic insufficiency, flaccid paralysis, photosensitivity, convulsions, and, rarely, crystalluria and renal calculi. Also see PRECAUTIONS: Information for patients for possible reactions common to sulfonamide derivatives. Fatalities have occurred, although rarely, due to severe reactions to sulfonamides including Stevens-Johnson syndrome, toxic epidermal necrolysis, fulminant hepatic necrosis, agranulocytosis, aplastic anemia, and other blood dyscrasias.

Side Effects by Body System - for Healthcare Professionals

Nervous system

Nervous system side effects have included paresthesias (most often a tingling in the extremities), hearing dysfunction, tinnitus, taste alteration, drowsiness, and confusion. Flaccid paralysis and convulsions have also been reported.

Gastrointestinal

Gastrointestinal side effects have included loss of appetite, nausea, vomiting, and diarrhea.

Genitourinary

Genitourinary side effects have included polyuria, hematuria, and glycosuria. Crystalluria and renal calculi have been reported rarely.

Hypersensitivity

Hypersensitivity reactions have included rare reports of toxic epidermal necrolysis, Stevens-Johnson syndrome, fulminant hepatic necrosis, agranulocytosis, aplastic anemia, and other blood dyscrasias. Photosensitivity has been reported occasionally.

Dermatologic

Dermatologic side effects have included urticaria.

Metabolic

Metabolic side effects have included metabolic acidosis and electrolyte disturbances.

General

General side effects have included fatigue and malaise.

Ocular

Ocular side effects have included transient myopia. This can usually be resolved with a reduction in dose or discontinuation of therapy.

Hepatic

Hepatic side effects have included hepatic insufficiency.

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