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DISKETS Dispersible Tablets contain methadone, an opioid agonist indicated for the:

Detoxification treatment of opioid addiction (heroin or other morphine-like drugs).
Maintenance treatment of opioid addiction (heroin or other morphine-like drugs), in conjunction with appropriate social and medical services.

Conditions For Distribution And Use Of Methadone Products For The Treatment Of Opioid Addiction

Code of Federal Regulations, Title 42, Sec 8.

Methadone products when used for the treatment of opioid addiction in detoxification or maintenance programs, shall be dispensed only by opioid treatment programs (and agencies, practitioners or institutions by formal agreement with the program sponsor) certified by the Substance Abuse and Mental Health Services Administration and approved by the designated state authority. Certified treatment programs shall dispense and use methadone in oral form only and according to the treatment requirements stipulated in the Federal Opioid Treatment Standards (42 CFR 8.12). See below for important regulatory exceptions to the general requirement for certification to provide opioid agonist treatment.

Failure to abide by the requirements in these regulations may result in criminal prosecution, seizure of the drug supply, revocation of the program approval, and injunction precluding operation of the program.

Regulatory Exceptions To The General Requirement For Certification To Provide Opioid Agonist Treatment: During inpatient care, when the patient was admitted for any condition other than concurrent opioid addiction (pursuant to 21CFR 1306.07(c)), to facilitate the treatment of the primary admitting diagnosis.

During an emergency period of no longer than 3 days while definitive care for the addiction is being sought in an appropriately licensed facility (pursuant to 21CFR 1306.07(b)).


There is currently no drug history available for this drug.

Other Information

Methadone hydrochloride is chemically described as 6-(dimethylamino)-4,4-diphenyl-3-heptanone hydrochloride. Methadone hydrochloride is a white, essentially odorless, bitter-tasting crystalline powder. It is very soluble in water, soluble in isopropranol and in chloroform, and practically insoluble in ether and in glycerine. It is present in DISKETS Dispersible Tablets as the racemic mixture. Methadone hydrochloride has a melting point of 235°C, a pKa of 8.25 in water at 20°C, a solution (1 part per 100) pH between 4.5 and 6.5, a partition coefficient of 117 at pH 7.4 in octanol/water and a molecular weight of 345.91. Its molecular formula is C21H27NO•HCl and its structural formula is:

structural formula

Each DISKETS Dispersible Tablet contains 40 mg of methadone hydrochloride, USP and the following inactive ingredients: colloidal silicon dioxide, magnesium stearate, microcrystalline cellulose, orange lake color, orange-pineapple flavor, potassium phosphate monobasic, pregelatinized starch, and stearic acid.

DISKETS Dispersible Tablets are cross-scored, allowing for flexible dosage adjustment. Each tablet may be broken or cut in half to yield two 20 mg doses, or in quarters to yield four 10 mg doses.

DISKETS Dispersible Tablets (Methadone Hydrochloride Tablets for Oral Suspension, USP), are for oral administration following dispersion in a liquid.

DISKETS Dispersible Tablets contain insoluble excipients and must not be injected.

Diskets Manufacturers

  • Roxane Laboratories, Inc
    Diskets (Methadone Hydrochloride) Tablet [Roxane Laboratories, Inc]

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