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Zaroxolyn (Metolazone) - Side Effects and Adverse Reactions

 
 



ADVERSE REACTIONS

ZAROXOLYN is usually well tolerated, and most reported adverse reactions have been mild and transient. Many ZAROXOLYN related adverse reactions represent extensions of its expected pharmacologic activity and can be attributed to either its antihypertensive action or its renal/metabolic actions. The following adverse reactions have been reported. Several are single or comparably rare occurrences. Adverse reactions are listed in decreasing order of severity within body systems.

Cardiovascular

Chest pain/discomfort, orthostatic hypotension, excessive volume depletion, hemoconcentration, venous thrombosis, palpitations.

Central And Peripheral Nervous System

Syncope, neuropathy, vertigo, paresthesias, psychotic depression, impotence, dizziness/lightheadedness, drowsiness, fatigue, weakness, restlessness (sometimes resulting in insomnia), headache.

Dermatologic/Hypersensitivity

Toxic epidermal necrolysis (TEN), Stevens-Johnson Syndrome, necrotizing angiitis (cutaneous vasculitis), skin necrosis, purpura, petechiae, dermatitis (photosensitivity), urticaria, pruritus, skin rashes.

Gastrointestinal

Hepatitis, intrahepatic cholestatic jaundice, pancreatitis, vomiting, nausea, epigastric distress, diarrhea, constipation, anorexia, abdominal bloating, abdominal pain.

Hematologic

Aplastic/hypoplastic anemia, agranulocytosis, leukopenia, thrombocytopenia.

Metabolic

Hypokalemia, hyponatremia, hyperuricemia, hypochloremia, hypochloremic alkalosis, hyperglycemia, glycosuria, increase in serum urea nitrogen (BUN) or creatinine, hypophosphatemia, hypomagnesemia, hypercalcemia.

Musculoskeletal

Joint pain, acute gouty attacks, muscle cramps or spasm.

Other

Transient blurred vision, chills, dry mouth.

In addition, adverse reactions reported with similar antihypertensive-diuretics, but which have not been reported to date for ZAROXOLYN include: bitter taste, sialadenitis, xanthopsia, respiratory distress (including pneumonitis), and anaphylactic reactions. These reactions should be considered as possible occurrences with clinical usage of ZAROXOLYN.

Whenever adverse reactions are moderate or severe, ZAROXOLYN dosage should be reduced or therapy withdrawn.



REPORTS OF SUSPECTED ZAROXOLYN SIDE EFFECTS / ADVERSE REACTIONS

Below is a sample of reports where side effects / adverse reactions may be related to Zaroxolyn. The information is not vetted and should not be considered as verified clinical evidence.

Possible Zaroxolyn side effects / adverse reactions in 76 year old female

Reported by a physician from Israel on 2011-10-18

Patient: 76 year old female

Reactions: Hyponatraemia, Bronchitis

Adverse event resulted in: hospitalization

Suspect drug(s):
Apidra
    Dosage: 14 iu
    Indication: Type 2 Diabetes Mellitus

Lantus
    Dosage: 21 iu
    Indication: Type 2 Diabetes Mellitus

Saxagliptin/placebo
    Indication: Type 2 Diabetes Mellitus
    Start date: 2010-08-12
    End date: 2011-03-10

Zaroxolyn
    Start date: 2010-12-01

Other drugs received by patient: Calcium Antagonist; Hypertension Agent; Statin; Clopidogrel Bisulfate; Diuretics; Angiotensin Receptor Blocker; Aspirin



Possible Zaroxolyn side effects / adverse reactions in 76 year old female

Reported by a physician from Israel on 2011-12-15

Patient: 76 year old female

Reactions: Confusional State, Hyponatraemia, Bronchitis

Adverse event resulted in: hospitalization

Suspect drug(s):
Apidra
    Dosage: 14 iu
    Indication: Type 2 Diabetes Mellitus

Lantus
    Dosage: 21 iu
    Indication: Type 2 Diabetes Mellitus

Saxagliptin/placebo
    Indication: Type 2 Diabetes Mellitus
    Start date: 2010-08-12
    End date: 2011-03-10

Zaroxolyn
    Start date: 2010-12-01

Other drugs received by patient: Statin; Enoxaparin Sodium; Prilosec; Calcium Antagonist; Proscar; Bondormin; Aldactone; Aspirin; Diuretics; Clopidogrel Bisulfate; Angiotensin Receptor Blocker; Hypertension Agent; Cadex; Coumadin; Vaben



Possible Zaroxolyn side effects / adverse reactions in 76 year old female

Reported by a physician from Israel on 2011-12-22

Patient: 76 year old female

Reactions: Confusional State, Hyponatraemia, Bronchitis

Adverse event resulted in: hospitalization

Suspect drug(s):
Apidra
    Dosage: 14 iu
    Indication: Type 2 Diabetes Mellitus

Lantus
    Dosage: 21 iu
    Indication: Type 2 Diabetes Mellitus

Saxagliptin/placebo
    Indication: Type 2 Diabetes Mellitus
    Start date: 2010-08-12
    End date: 2011-03-10

Zaroxolyn
    Start date: 2010-12-01

Other drugs received by patient: Hypertension Agent; Clopidogrel Bisulfate; Bondormin; Calcium Antagonist; Prilosec; Proscar; Cadex; Coumadin; Vaben; Diuretics; Statin; Aldactone; Angiotensin Receptor Blocker; Aspirin; Enoxaparin Sodium



See index of all Zaroxolyn side effect reports >>

Drug label data at the top of this Page last updated: 2008-01-30

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