{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2022,4,3]],"date-time":"2022-04-03T21:11:37Z","timestamp":1649020297574},"reference-count":11,"publisher":"BMJ","issue":"4","content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["Journal of Family Planning and Reproductive Health Care"],"published-print":{"date-parts":[[2005,10,1]]},"DOI":"10.1783\/jfp.31.2.335c","type":"journal-article","created":{"date-parts":[[2011,3,31]],"date-time":"2011-03-31T13:31:24Z","timestamp":1301578284000},"page":"335-335","source":"Crossref","is-referenced-by-count":0,"title":["Confusion surrounding liver enzyme-inducing drugs"],"prefix":"10.1783","volume":"31","author":[{"given":"G.","family":"Davies","sequence":"first","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]}],"member":"239","reference":[{"key":"ref_1","first-page":"144","article-title":"Faculty of Family Planning and Reproductive Health Care Clinical Effectiveness Unit","volume":"31","year":"2005","unstructured":"Faculty of Family Planning and Reproductive Health Care Clinical Effectiveness Unit. FFPRHC Guidance (April 2005). Drug interactions with hormonal contraception. J Fam Plann Reprod Health Care 2005, 31: 144.","journal-title":"Drug interactions with hormonal contraception; J Fam Plann Reprod Health Care"},{"key":"ref_2","first-page":"235","article-title":"Faculty of Family Planning and Reproductive Health Care Clinical Effectiveness Unit FFPRHC Guidance (July 2995). The use of contraception outside the terms of the product licence","volume":"31","year":"2005","unstructured":"Faculty of Family Planning and Reproductive Health Care Clinical Effectiveness Unit FFPRHC Guidance (July 2995). The use of contraception outside the terms of the product licence. J Fam Plann Reprod Health Care 2005; 31: 235.","journal-title":"J Fam Plann Reprod Health Care"},{"key":"ref_3","article-title":"The CEU are unable to sustain \u2018living guidance\u2019, which would be actively updated as new information became available. All CEU Guidance documents are developed with the intention of being updated every 3 years. We are grateful to all journal readers and Faculty members who identify errors or inconsistencies, which we will ensure are addressed and rectified where necessary during the process of updating CEU Guidance","unstructured":"The CEU are unable to sustain \u2018living guidance\u2019, which would be actively updated as new information became available. All CEU Guidance documents are developed with the intention of being updated every 3 years. We are grateful to all journal readers and Faculty members who identify errors or inconsistencies, which we will ensure are addressed and rectified where necessary during the process of updating CEU Guidance."},{"key":"ref_4","article-title":"Two CEU Guidance documents \u2013 those on \u2018Emergency contraception\u20194 and \u2018First prescription of combined oral contraceptive pill\u20195 \u2013 are due to be updated in 2006. We have requested feedback from Faculty members on these Guidance documents","unstructured":"Two CEU Guidance documents \u2013 those on \u2018Emergency contraception\u20194 and \u2018First prescription of combined oral contraceptive pill\u20195 \u2013 are due to be updated in 2006. We have requested feedback from Faculty members on these Guidance documents."},{"key":"ref_5","first-page":"139","article-title":"Clinical Effectiveness Unit","volume":"31","year":"2005","unstructured":"Clinical Effectiveness Unit. FFPRHC Guidance (April 2005). Drug interactions with hormonal contraception. J Fam Plann Reprod Health Care 2005, 31: 139\u2013150.","journal-title":"Drug interactions with hormonal contraception; J Fam Plann Reprod Health Care"},{"key":"ref_6","first-page":"225","article-title":"Faculty of Family Planning and Reproductive Health Care Clinical Effectiveness Unit","volume":"31","year":"2005","unstructured":"Faculty of Family Planning and Reproductive Health Care Clinical Effectiveness Unit. FFPRHC Guidance (July 2005). The use of contraception outside the terms of the product licence. J Fam Plann Reprod Health Care 2005; 31: 225\u2013242.","journal-title":"J Fam Plann Reprod Health Care; The use of contraception outside the terms of the product licence"},{"key":"ref_7","doi-asserted-by":"crossref","first-page":"71","DOI":"10.1016\/0010-7824(96)00137-0","article-title":"Shorter pill-free interval in combined oral contraceptives decreases follicular development","volume":"54","author":"Spona, J.; Elstein, M.; Feichtinger, W.; Sullivan, H.; Ludicke, F.; Muller, U.","year":"1996","unstructured":"Spona J, Elstein M, Feichtinger W, Sullivan H, Ludicke F, Muller U, et al. Shorter pill-free interval in combined oral contraceptives decreases follicular development. Contraception 1996; 54: 71\u201377.","journal-title":"Contraception"},{"issue":"2","key":"ref_8","first-page":"9","article-title":"Faculty of Family Planning and Reproductive Health Care Clinical Effectiveness Unit","volume":"29","year":"2003","unstructured":"Faculty of Family Planning and Reproductive Health Care Clinical Effectiveness Unit. FFPRHC Guidance (April 2003). Emergency contraception. J Fam Plann Reprod Health Care 2003; 29(2): 9\u201316.","journal-title":"Emergency contraception; J Fam Plann Reprod Health Care"},{"issue":"4","key":"ref_9","first-page":"209","article-title":"Faculty of Family Planning and Reproductive Health Care Clinical Effectiveness Unit","volume":"29","year":"2003","unstructured":"Faculty of Family Planning and Reproductive Health Care Clinical Effectiveness Unit. FFPRHC Guidance (October 2003). First prescription of combined oral contraception. J Fam Plann Reprod Health Care 2003; 29(4): 209\u2013222.","journal-title":"First prescription of combined oral contraception; J Fam Plann Reprod Health Care"},{"key":"ref_10","article-title":"Whenever there is reduced ovarian inhibition due to enzyme induction, how could standard \u2018tricycling\u2019 as recommended4 and practised for more than 20 years in the UK \u2013 by the elimination of usually three PFIs and the shortening of the fourth (since 1999, to the 4 days evaluated by Sullivan et al.5) \u2013 not be advantageous? Pending a definitive randomised controlled trial comparing ovulation rates in EID users on 50 \u03bcg COCs with and without tricycling, the biological plausibility that tricycling increases COC efficacy is overwhelming","unstructured":"Whenever there is reduced ovarian inhibition due to enzyme induction, how could standard \u2018tricycling\u2019 as recommended4 and practised for more than 20 years in the UK \u2013 by the elimination of usually three PFIs and the shortening of the fourth (since 1999, to the 4 days evaluated by Sullivan et al.5) \u2013 not be advantageous? Pending a definitive randomised controlled trial comparing ovulation rates in EID users on 50 \u03bcg COCs with and without tricycling, the biological plausibility that tricycling increases COC efficacy is overwhelming."},{"issue":"4","key":"ref_11","article-title":"Plann Reprod","volume":"31","author":"Fam, J.","year":"2005","unstructured":"J Fam Plann Reprod Health Care 2005: 31(4)","journal-title":"Health Care"}],"container-title":["Journal of Family Planning and Reproductive Health Care"],"original-title":[],"language":"en","link":[{"URL":"https:\/\/syndication.highwire.org\/content\/doi\/10.1783\/jfp.31.2.335c","content-type":"unspecified","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2019,2,9]],"date-time":"2019-02-09T13:35:40Z","timestamp":1549719340000},"score":1,"resource":{"primary":{"URL":"http:\/\/jfprhc.bmj.com\/lookup\/doi\/10.1783\/jfp.31.2.335c"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2005,10,1]]},"references-count":11,"journal-issue":{"issue":"4","published-print":{"date-parts":[[2005,10,1]]}},"URL":"https:\/\/doi.org\/10.1783\/jfp.31.2.335c","relation":{},"ISSN":["1471-1893","2045-2098"],"issn-type":[{"value":"1471-1893","type":"print"},{"value":"2045-2098","type":"electronic"}],"subject":[],"published":{"date-parts":[[2005,10,1]]}}}