Details for Patent: 4,031,894
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Summary for Patent: 4,031,894
| Title: | Bandage for transdermally administering scopolamine to prevent nausea |
| Abstract: | Method and therapeutic system in the form of a bandage that administer scopolamine base transdermally in an initial pulse of 10 to 200 .mu.g/cm.sup.2 of skin that quickly brings the concentration of scopolamine in the plasma to a level at which emesis and nausea are inhibited without intolerable side effects, followed by a substantially constant dosage in the range of 0.3 to 15 .mu.g/hr that holds said level. The bandage is a four-layer laminate of, from the top: a protective backing; a gelled, mineral oil-polyisobutene-scopolamine reservoir lamina that is the source of the constant dosage; a microporous membrane that controls the constant dosage rate; and a gelled, mineral oil-polyisobutene-scopolamine adhesive layer that is the source of the pulse dose and the means by which the bandage is attached to the skin. |
| Inventor(s): | Urquhart; John (Palo Alto, CA), Chandrasekaran; Santosh Kumar (Palo Alto, CA), Shaw; Jane Elizabeth (Atherton, CA) |
| Assignee: | Alza Corporation (Palo Alto, CA) |
| Application Number: | 05/721,602 |
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Patent Claim Types: see list of patent claims |
Drugs Protected by US Patent 4,031,894
| Applicant | Tradename | Generic Name | Dosage | NDA | Approval Date | TE | Type | RLD | RS | Patent No. | Patent Expiration | Product | Substance | Delist Req. | Patented / Exclusive Use | Submissiondate |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| >Applicant | >Tradename | >Generic Name | >Dosage | >NDA | >Approval Date | >TE | >Type | >RLD | >RS | >Patent No. | >Patent Expiration | >Product | >Substance | >Delist Req. | >Patented / Exclusive Use | >Submissiondate |
