Generated: May 25, 2017
|Title:||Modified release formulations of a bupropion salt|
|Abstract:||The present invention relates to pharmaceutical compositions, formulations and medicaments comprising a bupropion salt, in particular, modified-release tablets comprising an effective amount of bupropion hydrobromide, and the use of the bupropion salt to prepare a medicament to treat a condition.|
|Inventor(s):||Oberegger; Werner (Mississauga, CA), Maes; Paul (Toronto, CA), Jackson; Graham (Co. Kildare, IE), Saleh; Mohammad Ashty (Oakville, CA)|
|Assignee:||Biovail Laboratories International S.R.L. (St. Michael, BB)|
1. A controlled release composition comprising: a core comprising a therapeutically effective amount of bupropion hydrobromide; and a controlled release polymeric coat comprising a
water-insoluble polymer and a water-soluble polymer.
2. A controlled release composition comprising: a therapeutically effective amount of bupropion hydrobromide; and a controlled release polymeric coat comprising a water-insoluble polymer, a water-soluble polymer, and a plasticizer.
3. The controlled release composition of claim 2, wherein the ratio of water-insoluble polymer:plasticizer:water-soluble polymer is from about 3:1:4 to about 5:1:2.
4. The controlled release composition of claim 2, wherein the water-insoluble polymer is ethylcellulose; the water-soluble polymer is selected from the group consisting of polyvinylpyrrolidone, hydroxypropyl methylcellulose, hydroxypropyl cellulose, and mixtures thereof; and the plasticizer is selected from the group consisting of dibutyl sebacate, polyethylene glycol 4000, and mixtures thereof.
5. A controlled release composition comprising: a core comprising a therapeutically effective amount of bupropion hydrobromide; and a controlled release polymeric coat.
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