JP6461496B2 - 解熱鎮痛製剤 - Google Patents
解熱鎮痛製剤 Download PDFInfo
- Publication number
- JP6461496B2 JP6461496B2 JP2014128927A JP2014128927A JP6461496B2 JP 6461496 B2 JP6461496 B2 JP 6461496B2 JP 2014128927 A JP2014128927 A JP 2014128927A JP 2014128927 A JP2014128927 A JP 2014128927A JP 6461496 B2 JP6461496 B2 JP 6461496B2
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- JP
- Japan
- Prior art keywords
- ibuprofen
- caffeine
- tablet
- preparation
- allylisopropylacetylurea
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- HEFNNWSXXWATRW-UHFFFAOYSA-N Ibuprofen Chemical compound CC(C)CC1=CC=C(C(C)C(O)=O)C=C1 HEFNNWSXXWATRW-UHFFFAOYSA-N 0.000 claims description 44
- 229960001680 ibuprofen Drugs 0.000 claims description 43
- 229960001948 caffeine Drugs 0.000 claims description 39
- 238000002360 preparation method Methods 0.000 claims description 36
- LPHGQDQBBGAPDZ-UHFFFAOYSA-N Isocaffeine Natural products CN1C(=O)N(C)C(=O)C2=C1N(C)C=N2 LPHGQDQBBGAPDZ-UHFFFAOYSA-N 0.000 claims description 30
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- KSUUMAWCGDNLFK-UHFFFAOYSA-N apronal Chemical compound C=CCC(C(C)C)C(=O)NC(N)=O KSUUMAWCGDNLFK-UHFFFAOYSA-N 0.000 claims description 27
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Landscapes
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
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- Medicines That Contain Protein Lipid Enzymes And Other Medicines (AREA)
Description
フィルムコーティング錠の製造:
(1)イブプロフェン300g、アリルイソプロピルアセチル尿素90g、無水カフェイン120g、トウモロコシデンプン60g、結晶セルロース255g、軽質無水ケイ酸30g、低置換度ヒドロキシプロピルセルロース150gおよびタルク63gを秤量し、高速攪拌造粒機で、精製水を添加して、湿式造粒を行った。整粒後、流動層で乾燥したのち、24メッシュの篩を通過させ、これにタルク12gを混合し打錠用顆粒を製した。常法により、1錠あたり360mgになるようにロータリー打錠機で圧縮成型し、素錠を得た。この素錠にヒプロメロース、酸化チタン、マクロゴール及び水(7:2.5:0.5:90)からなるフィルムコーティング剤を通気式コーティング装置にて噴霧し、直径約9mm、365mg/錠のフィルムコーティング錠として発明品1を得た。
上記実施例1(1)において、使用イブプロフェンを225gに変更し、素錠質量を335mg及びフィルムコーティング錠質量を340mgと変更する以外は同様にしてフィルムコーティング錠を得た。これを比較品1とした。
保存試験:
上記発明品1〜2及び比較品1〜2をそれぞれ1シート10錠のPTP包装にて1錠ごとに密閉包装し、2シートを紙箱に入れた。それらを、40℃で8時間加熱送風後、室温(23℃)で16時間送風することを1サイクルとして、これを6カ月間繰り返して保管した。保管後のPTP包装の透明部分の曇りを下記の評価基準に従って評価した。結果を表2に示す。
(評 価) (内 容)
−: 曇りを全く認めない
±: 曇りをほとんど認めない
+: 曇りを認める
++: 強く曇りを認める
+++: 著しく強く曇りを認める
臭いの発生試験:
上記発明品1〜2及び比較品1〜2をそれぞれ50錠無色透明ガラス瓶に入れて密閉し、50℃で10日保管した。ガラス瓶の蓋を開けた直後の臭いを下記の評価基準に従って評価した。結果を表3に示す。
(評 価) (内容)
−: 不快な臭いが全くない
±: 不快な臭いがほとんどない
+: 不快な臭いがある
++: 強く不快な臭いがある
錠剤の製造:
イブプロフェン400g、アリルイソプロピルアセチル尿素120g、無水カフェイン160g、結晶セルロース160g、軽質無水ケイ酸40g、低置換度ヒドロキシプロピルセルロース120gおよびタルク50gを秤量し、高速攪拌造粒機で、精製水を添加して、湿式造粒を行った。整粒後、流動層で乾燥したのち、24メッシュの篩を通過させ、これにタルク10gを混合し打錠用顆粒を製した。常法により、1錠あたり530mgになるようにロータリー打錠機で圧縮成型して発明品3を得た。
上記実施例2において、使用イブプロフェン量を300gに変更し、また1錠あたりの質量を480mgと変更とする以外は、同様にして錠剤を得た。これを比較品3とした。
保存試験及び臭いの発生試験:
発明品3と比較品3をそれぞれ1シート10錠のPTP包装にて1錠ごとに密閉包装し、2シートを紙箱に入れ、試験例1と同様に保存し、上記保存試験と同様の評価基準で、曇りを評価した。また、発明品3と比較品3をそれぞれ50錠無色透明ガラス瓶に入れて密閉し、試験例2と同様に保存し、上記臭いの発生試験と同様の評価基準で、臭いを評価した。結果を表5に示す。
Claims (2)
- イブプロフェン、アリルイソプロピルアセチル尿素及びカフェインをそれぞれ質量比で10:3:4の割合で、混合状態で含有することを特徴とする解熱鎮痛製剤。
- さらに制酸剤、ビタミン類、生薬から選ばれる1種以上を含有する請求項1記載の解熱鎮痛製剤。
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