<!-- Pharmacokinetic data -->
| bioavailability = 5–60%<ref name="pmid2836152">{{cite journal |last1=Gonzalez |first1=JP |last2=Brogden |first2=RN |title=Naltrexone. A review of its pharmacodynamic and pharmacokinetic properties and therapeutic efficacy in the management of opioid dependence. |journal=Drugs |date=Maret 1988 |volume=35 |issue=3 |pages=192-213 |doi=10.2165/00003495-198835030-00002 |pmid=2836152}}</ref><ref name="pmid19537999">{{cite journal |last1=Lee |first1=MW |last2=Fujioka |first2=K |title=Naltrexone for the treatment of obesity: review and update. |journal=Expert opinion on pharmacotherapy |date=Agustus 2009 |volume=10 |issue=11 |pages=1841-5 |doi=10.1517/14656560903048959 |pmid=19537999}}</ref>
| bioavailability = 5–60%<ref name="pmid2836152" /><ref name="pmid19537999" />
| protein_bound = 20%<ref name="pmid2836152" /><ref name="ReviaLabel" />
| metabolism = [[Liver]] (non-[[cytochrome P450|CYP450]])<ref name="SevarinoKosten2009">{{cite book | veditors = Dean RL, Bilsky EJ, Negus SS | title = Opiate Receptors and Antagonists | vauthors = Sevarino KA, Kosten TR | chapter = Naltrexone for Initiation and Maintenance of Opiate Abstinence | date = 2009 | pages = 227–245[https://archive.org/details/opiatereceptorsa0000unse/page/227 227]–245 | publisher = Humana Press | doi = 10.1007/978-1-59745-197-0_12 | isbn = 978-1-58829-881-2| url = https://archive.org/details/opiatereceptorsa0000unse}}</ref>
| metabolites = [[6β-Naltrexol]], others<ref name="pmid2836152" />
| onset = 30 minutes<ref name=AHFS2017/>
}}
'''Naltrexone''' adalah [[Medikasi|obat]] yang digunakan untuk mengatasi individu yang mengalami ketergantungan alkohol ataupun opioid . <ref name="AHFS2017"><cite class="citation web cs1"><span class="cx-segment" data-segmentid="252">[https://www.drugs.com/monograph/naltrexone.html "Naltrexone Monograph for Professionals - Drugs.com"]. </span><span class="cx-segment" data-segmentid="253">''Drugs.com''. </span><span class="cx-segment" data-segmentid="254">American Society of Health-System Pharmacists. </span><span class="cx-segment" data-segmentid="255">[https://web.archive.org/web/20171109134845/https://www.drugs.com/monograph/naltrexone.html Archived] from the original on 9 November 2017<span class="reference-accessdate">. </span></span><span class="cx-segment" data-segmentid="256"><span class="reference-accessdate">Retrieved <span class="nowrap">9 November</span> 2017</span>.</span></cite></ref> Untuk penggunaan obat ini pada individu ketergantungan obat golongan opioid direkomendasikan untuk melakukan detoksifikasi. <ref name="AHFS2017">{{cite web|title=Naltrexone Monograph for Professionals - Drugs.com|url=https://www.drugs.com/monograph/naltrexone.html|website=Drugs.com|publisher=American Society of Health-System Pharmacists|access-date=9 November 2017|url-status=live|archive-url=https://web.archive.org/web/20171109134845/https://www.drugs.com/monograph/naltrexone.html|archive-date=9 November 2017}}</ref> Rute pemberian obat ini melalui oral dan melalui [[penyuntikan intraotot]] . <ref name="AHFS2017">{{cite web|title=Naltrexone Monograph for Professionals - Drugs.com|url=https://www.drugs.com/monograph/naltrexone.html|website=Drugs.com|publisher=American Society of Health-System Pharmacists|access-date=9 November 2017|url-status=live|archive-url=https://web.archive.org/web/20171109134845/https://www.drugs.com/monograph/naltrexone.html|archive-date=9 November 2017}}</ref> Efek terapi membutuhkan waktu 30 menit. <ref name="AHFS2017">{{cite web|title=Naltrexone Monograph for Professionals - Drugs.com|url=https://www.drugs.com/monograph/naltrexone.html|website=Drugs.com|publisher=American Society of Health-System Pharmacists|access-date=9 November 2017|url-status=live|archive-url=https://web.archive.org/web/20171109134845/https://www.drugs.com/monograph/naltrexone.html|archive-date=9 November 2017}}</ref>
Kejadian efek samping yang mungkin bisa muncul yakni[[insomnia]], [[kegelisahan]], [[Mual|rasa mual]], dan juga [[sakit kepala]] . <ref name="AHFS2017"><cite class="citation web cs1"><span class="cx-segment" data-segmentid="252">[https://www.drugs.com/monograph/naltrexone.html "Naltrexone Monograph for Professionals - Drugs.com"]. </span><span class="cx-segment" data-segmentid="253">''Drugs.com''. </span><span class="cx-segment" data-segmentid="254">American Society of Health-System Pharmacists. </span><span class="cx-segment" data-segmentid="255">[https://web.archive.org/web/20171109134845/https://www.drugs.com/monograph/naltrexone.html Archived] from the original on 9 November 2017<span class="reference-accessdate">. </span></span><span class="cx-segment" data-segmentid="256"><span class="reference-accessdate">Retrieved <span class="nowrap">9 November</span> 2017</span>.</span></cite></ref> Pada individu yang masih menggunakan obat-obatan opioid, bisa mengalami sindrom penghentian opioid. <ref name="AHFS2017">{{cite web|title=Naltrexone Monograph for Professionals - Drugs.com|url=https://www.drugs.com/monograph/naltrexone.html|website=Drugs.com|publisher=American Society of Health-System Pharmacists|access-date=9 November 2017|url-status=live|archive-url=https://web.archive.org/web/20171109134845/https://www.drugs.com/monograph/naltrexone.html|archive-date=9 November 2017}}</ref> Untuk penderita gagal hati tidak direkomendasikan untuk menggunakan obat ini. <ref name="AHFS2017">{{cite web|title=Naltrexone Monograph for Professionals - Drugs.com|url=https://www.drugs.com/monograph/naltrexone.html|website=Drugs.com|publisher=American Society of Health-System Pharmacists|access-date=9 November 2017|url-status=live|archive-url=https://web.archive.org/web/20171109134845/https://www.drugs.com/monograph/naltrexone.html|archive-date=9 November 2017}}</ref> Penggunaan untuk ibu [[Kehamilan|hamil]] masih belum diketahui tingkat keamanannya. <ref name="AHFS2017">{{cite web|title=Naltrexone Monograph for Professionals - Drugs.com|url=https://www.drugs.com/monograph/naltrexone.html|website=Drugs.com|publisher=American Society of Health-System Pharmacists|access-date=9 November 2017|url-status=live|archive-url=https://web.archive.org/web/20171109134845/https://www.drugs.com/monograph/naltrexone.html|archive-date=9 November 2017}}</ref> <ref>{{Cite journal|date=July 2017|title=Methadone, Buprenorphine, and Naltrexone for the Treatment of Opioid Use Disorder in Pregnant Women|journal=Pharmacotherapy|volume=37|issue=7|pages=824–839|doi=10.1002/phar.1958|pmid=28543191|vauthors=Tran TH, Griffin BL, Stone RH, Vest KM, Todd TJ}}</ref> Naltrexone merupakan golongan antagonis opioid dan memiliki mekanisme kerja dengan cara memblokir efek opioid, baik yang [[Endorfin|berasal dari dalam]] maupun luar tubuh. <ref name="AHFS2017">{{cite web|title=Naltrexone Monograph for Professionals - Drugs.com|url=https://www.drugs.com/monograph/naltrexone.html|website=Drugs.com|publisher=American Society of Health-System Pharmacists|access-date=9 November 2017|url-status=live|archive-url=https://web.archive.org/web/20171109134845/https://www.drugs.com/monograph/naltrexone.html|archive-date=9 November 2017}}</ref>
Obat ini pertama kali dibuat di tahun 1965 dan disetujui untuk penggunaannya secara medis di Amerika Serikat di tahun 1984. <ref name="AHFS2017"><cite class="citation web cs1"><span class="cx-segment" data-segmentid="252">[https://www.drugs.com/monograph/naltrexone.html "Naltrexone Monograph for Professionals - Drugs.com"]. </span><span class="cx-segment" data-segmentid="253">''Drugs.com''. </span><span class="cx-segment" data-segmentid="254">American Society of Health-System Pharmacists. </span><span class="cx-segment" data-segmentid="255">[https://web.archive.org/web/20171109134845/https://www.drugs.com/monograph/naltrexone.html Archived] from the original on 9 November 2017<span class="reference-accessdate">. </span></span><span class="cx-segment" data-segmentid="256"><span class="reference-accessdate">Retrieved <span class="nowrap">9 November</span> 2017</span>.</span></cite></ref> <ref name="Sad2012">{{Cite book|last=Sadock|first=Benjamin J.|last2=Sadock|first2=Virginia A.|last3=Sussman|first3=Norman|date=2012|url=https://books.google.ca/books?id=qp-H3UruKvIC&pg=PT265|title=Kaplan & Sadock's Pocket Handbook of Psychiatric Drug Treatment|publisher=Lippincott Williams & Wilkins|isbn=9781451154467|page=265|language=en|archive-url=https://web.archive.org/web/20171205042100/https://books.google.ca/books?id=qp-H3UruKvIC&pg=PT265|archive-date=2017-12-05|url-status=live}}</ref> Obat ini masuk ke dalam [[Daftar Obat Esensial Organisasi Kesehatan Dunia]] .
== Referensi ==
[[Kategori:Obat Esensial Organisasi Kesehatan Dunia]]
[[Kategori:ObatSiklopropana]]
[[Kategori:FarmasiAntagonis reseptor delta-opioid]]
[[Kategori:Hepatotoksin]]
[[Kategori:4,5-Epoksimorfinan]]
[[Kategori:Keton]]
[[Kategori:Antagonis reseptor mu-opioid]]
[[Kategori:Fenol]]
<references />{{Farmasi-stub}}
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