Allopurinol is the generic equivalent of the brand-name drug ALLOPURINOL. Licensed pharmacies, clinics, doctor's offices, and veterinary practices can source wholesale Allopurinol through Premier Pharma with same-day fulfillment on in-stock SKUs.
FDA Drug Information
Indications & Usage
1 INDICATIONS AND USAGE Allopurinol tablets are indicated for: The management of adults with signs and symptoms of primary or secondary gout (acute attacks, tophi, joint destruction, uric acid lithiasis, and/or nephropathy) The management of adult and pediatric patients with leukemia, lymphoma and solid tumor malignancies who are receiving cancer therapy which causes elevations of serum and urinary uric acid levels The management of adult patients with recurrent calcium oxalate calculi whose daily uric acid excretion exceeds 800 mg/day in male patients and 750 mg/day in female patients, despite lifestyle changes (such as reduction of dietary sodium, non-dairy animal protein, oxylate rich foo…
Adverse Reactions
6 ADVERSE REACTIONS The following clinically significant adverse reactions are described elsewhere in the labeling: Skin Rash and Hypersensitivity [ see Warnings and Precautions (5.1) ] Nephrotoxicity [ see Warnings and Precautions (5.3) ] Hepatoxicity [ see Warnings and Precautions (5.4) ] Myelosuppression [ see Warnings and Precautions (5.5) ] Potential Effect on Driving and Use of Machinery [ see Warnings and Precautions (5.6) ] The following adverse reactions associated with the use of allop…
Drug Interactions
7 DRUG INTERACTIONS The following drugs may increase the risk of serious skin reactions: bendamustine, thiazide diuretics, ampicillin and amoxicillin. ( 7.1 ) Capecitabine: Avoid concomitant use. ( 7.2 ) Mercaptopurine or Azathioprine: Reduce mercaptopurine or azathioprine dose as recommended in the respective prescribing information. ( 7.2 ) Pegloticase: Discontinue and refrain from initiating treatment with allopurinol tablets. ( 7.2 ) See FPI for complete list of significant drug interactions…
Dosage & Administration
2 DOSAGE AND ADMINISTRATION Gout : Prior to initiating treatment assess serum uric acid level, complete blood count, chemistry panel, liver and kidney function tests. Prophylactic treatment for gout flares is recommended. ( 2.1 , 2.2 ) Patients with normal kidney function: Initial dosage is 100 mg orally daily. Increase by 100 mg weekly increments until serum uric acid of 6 mg/dl or less is reached (maximum 800 mg daily). ( 2.3 ) Patients with impaired kidney function: The initial dosage is 50 m…
Patient Counseling Information
17 PATIENT COUNSELING INFORMATION Administration Advise patients to take allopurinol tablets after meals to minimize gastric irritation. If a single dose of allopurinol tablet is occasionally forgotten, there is no need to double the dose at the next scheduled time. Skin Rash and Hypersensitivity Inform patients that allopurinol tablets may increase the risk of serious and sometimes fatal dermatologic reactions. Instruct patients to discontinue allopurinol tablets and to seek medical attention immediately, at the first sign of a skin rash, blisters, fever, painful urination, blood in the urine…
Source: FDA. For professional use only. Not a substitute for prescribing information.
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