Uji efektivitas sediaan sirup dari ekstrak etanol daun jambu biji merah (Psidium guajava Linn.) sebagai antipiretik terhadap mencit jantan
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Data OJS dan sumber sitasiTayangan dan unduhan adalah aktivitas yang tercatat di OJS; pemrosesan statistik dapat tertunda. Tanda — berarti angka dari sumber tersebut belum tersedia. Cari di Google Scholar
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Latar belakang: Daun jambu biji (Psidium guajava L.) mengandung metabolit sekunder yang berpotensi memiliki aktivitas antipiretik, tetapi bukti pada sediaan sirup masih terbatas. Tujuan: Mengevaluasi karakteristik fisik dan respons antipiretik ekstrak etanol serta sirup daun jambu biji pada mencit jantan dengan demam terinduksi pepton. Metode: Ekstraksi dilakukan dengan maserasi etanol 96%, kemudian ekstrak diformulasikan menjadi sirup berkadar 15,5%, 23,2%, dan 31%. Karakteristik fisik diamati selama empat minggu. Suhu rektal diukur sebelum induksi, satu jam sesudah induksi, serta setiap 30 menit sampai 120 menit setelah perlakuan pada lima kelompok (n = 5 per kelompok pada setiap kumpulan data ekstrak dan sirup). Hasil: Rendemen ekstrak mencapai 24,57%; pH sirup berkisar 6,04–6,84 dan rerata viskositas formula 29,98–59,26 cP selama pengamatan. Pada menit ke-120, suhu rata-rata kelompok ekstrak dengan dosis nominal 100, 150, dan 200 mg/kg BB berturut-turut 36,20; 36,00; dan 36,30 °C, sedangkan kontrol negatif 37,42 °C. Pada kelompok sirup, suhu akhir berturut-turut 36,62; 36,32; dan 36,26 °C dibandingkan 37,64 °C pada kontrol negatif. Perbedaan antarkelompok pada menit ke-120 bermakna secara statistik (p < 0,001; analisis varians satu arah). Kesimpulan: Ekstrak dan sirup menunjukkan respons antipiretik pada model hewan ini. Kelompok sirup dosis nominal 200 mg/kg BB memperlihatkan penurunan suhu rata-rata terbesar pada menit ke-120. Verifikasi kesetaraan dosis dan evaluasi stabilitas lanjutan masih diperlukan.
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