Minoxidil-containing preparations
OwnerKoji Imamura, Rumi Ochiai +3inventors
InventorsKoji Imamura, Rumi Ochiai, Takako Okajima, Susumu Morioka, Taro Horie
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Abstract
The present invention provides a minoxidil-containing composition which can be prevented from coloring for a long period of time. The composition, which comprises an anti-oxidant such as dibutylhydroxytoluene, butylhydroxyanisole or erythorbic acid, and has a pH of from 5.5 to 7.0.
Claims13
(Amended) A minoxidil-containing composition which comprises one or two members selected from the group consisting of dibutylhydroxytoluene and butylhydroxyanisole, has a minoxidil concentration of from 3 to 6% by mass, and has a pH of from 5.5 to 7.0.
(Amended) A minoxidil-containing composition which comprises one or two members selected from the group consisting of dibutylhydroxytoluene and butylhydroxyanisole, has a minoxidil concentration of from 3 to 6% by mass, and has a pH of from 5.7 to 6.3.
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(Amended) A method for preventing a minoxidil-containing composition from coloring, which comprises incorporating one or two members selected from the group consisting of dibutylhydroxytoluene and butylhydroxyanisole in the composition and adjusting the composition to a pH of from 5.5 to 7.0.
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Dependencies are inferred from the claim text.