Contraception - Lebanese Society of Family Medicine
Transcription
Contraception - Lebanese Society of Family Medicine
Contraception Lebanese Society of Family Medicine 6th Annual Meeting November 2007 Objectives ¾ List the most commonly utilized methods of contraception in Lebanon ¾ Counsel patients about the appropriate use of each of these methods ¾ Educate patients regarding the use of emergency contraception What is the most commonly used d method th d off contraception t ti iin Lebanon? Natural Sterilization Intrauterine Barrier Hormonal Prevalence of contraceptive method currently used by ever ever--married women aged 15 - 49 ________________________________________ Data Source Beirut 84 Beirut 94 PAP Child 96 Bekaa 98 N = 1104 N = 626 N = 1730 N = 364 Method % % % % _____________________________________________ OCP 26 19 16 19 IUD 20 26 28 29 FAM 24 22 16 4 Withdrawal 16 17 19 21 Other 15 17 20 27 Total 100 100 100 100 _______________________________________________ C. Myntti et al. Challenging the stereotypes: men, withdrawal, and reproductive health in Lebanon. Contraception 65 65((2002 2002): ): 165 – 170 170.. Current use of contraception Any Method ¾ T Tunisia i i 62.6 62. ¾ Syria 46 46..6 ¾ Algeria 57 57..0 ¾ Djibouti 9.0 ¾ Yemen 23 23..1 ¾ L b Lebanon 58.0 58. ¾ Morocco 63. 63.0 http://www.papfam.org/papfam/summery.htm Modern Method •Tunisia T i i 53 1 53.1 •Syria 35.1 •Algeria 51.8 Djibouti 58 5.8 •Djibouti •Yemen 13.4 •Lebanon L b 34 0 34.0 •Morocco 54.8 Coitus interruptus “Withdrawal” ¾ Perceived as natural, healthier and safer ¾ Dislike side effects of other methods ¾ Fear of future infertility C Myntti et al C. al. Challenging the stereotypes: men men, withdrawal withdrawal, and reproductive health in Lebanon Lebanon. Contraception 65( 65(2002 2002): ): 165 – 170 170.. Factors affecting choice of contraception M it l St Marital Status t Culture Age Components of contraceptive success Access Compliance Continuation Counseling Prevalence of contraceptive method currently used by ever ever--married women aged 15 - 49 ________________________________________ Data Source Beirut 84 Beirut 94 PAP Child 96 Bekaa 98 N = 1104 N = 626 N = 1730 N = 364 Method % % % % _____________________________________________ OCP 26 19 16 19 IUD 20 26 28 29 FAM 24 22 16 4 Withdrawal 16 17 19 21 Other 15 17 20 27 Total 100 100 100 100 _______________________________________________ C. Myntti et al. Challenging the stereotypes: men, withdrawal, and reproductive health in Lebanon. Contraception 65 65((2002 2002): ): 165 – 170 170.. Selected Practice Recommendations for Contraceptive Use; Second edition,World Health Organization, Geneva, 2004 Withdrawal ¾ ¾ ¾ ¾ ¾ Only 4% failure if practiced correctly Must urinate first Pre--ejaculate rarely has sperm and these are Pre usually dead Cheap Has worked for centuries Rogow D, Horowitz S. Withdrawal: a review of the literature and an agenda for research. Stud Fam Plan 1995; 1995;26: 26:140140-53 53.. Fertility Awareness Method (FAM) ¾ Up to 98 98% % effective ¾ Life of oocyte ((24 24 hours) ¾ Life of sperm ((2 2 - 5 days) ¾ Standard days method ¾ Two day method Standard Days Method QuickTime™ and a TIFF (Uncompressed) decompressor are needed to see this picture. plannedparenthood.org Two Day Method ¾ “Did I notice any secretions today?” ¾ “Did I notice any secretions yesterday?” ¾ Must distinguish between cervical secretions and d semen Selected Practice Recommendations for Contraceptive Use; Second edition,World Health Organization, Geneva, 2004 Emergency contraception “Morning After Pill” ¾ ¾ ¾ Within 120 hours COP ((75 75%) %)) POP ((89 89%) %) z ¾ Norlevo (16 (16, 16,000 LL) Copper IUD insertion (94 - 99 99% % effective) Emergency Contraception Mechanism of action ¾ ¾ ¾ ¾ ¾ ¾ Blunt LH surge I hibit ffollicle Inhibit lli l rupture t Interfere with corpus luteum function Trap sperm in cervical mucus Inhibit fertilization Interfere with sperm, egg or embryo transport Brunton J and Beal M. Current inssues in emergency contraception: an overview for providers. J Midwifery Womens Health 2006; 2006;51 51((6): ):457 457--63 63.. Lactation ¾ ¾ ¾ ¾ ¾ ¾ 98 98--99 99% % effective breast--feeding breast g exclusively feedings no more than 4 hrs apart baby < 6 months No menses 25% 25 % ovulate before 1st menses OCPs Mode of action OC’s OC’ Progest g Suppress LH Decidualize End Estrogen g Hostile Cx Mucus Suppress FSH OCPs Potential side effects Libido Nausea Headaches Acne Weight Gain Depression Mastalgia Bleeding Estrogen side effects ¾ Breast tenderness ¾ Vaginal bleeding or spotting ¾ Enlarge fibroids ¾ Migraine headaches ¾ Abdominal bloating ¾ Nausea ¾ Skin rashes Progestin side effects ¾ Acne A ¾ Hair growth g ¾ Headache ¾ Mastalgia ¾ Nausea ¾ Dizziness ¾ Mood ¾ Libido Progestin potency * Progestin Progestational Activity (relative to 1 mg of norethindrone) Androgenic Activity (relative to 1 mg of norethindrone) norethindrone 1 mg 1.0 1.0 norethrindrone acetate 1 mg 1.2 1.6 ethynodiol th di l di diacetate t t 1 mg 1.4 0.6 levonorgestrel 1 mg 5.3 8.3 dl--norgestrel 1 mg dl 2.6 4.2 norgestimate 1 mg 1.3 1.9 g 1 mg g norelgestromin 1.3 1.9 desogestrel 1 mg 9.0 3.4 drospirenone 1 mg 1.5 0.0 * - From Table 2 in Dickey RP: Individualizing oral contraceptive therapy. OBG Management Supplement October 2000, p 5. Locally available OCPs NAME (Price) ESTROGEN PROGESTIN Marvelon (7 (7,000 000LL) LL) EE 30 mcg Desogestrel 0.15 mg Diane 35 (13, 13,000 LL) EE 35 mcg Cyproterone 2 mg Femovan ((11 11,,000 LL) EE 30 mcg Gestodene 0.075 mg Gracial (13 (13,,000 LL) EE 40 mcg Yasmin Y i (16 (16, 16,000 LL) EE 30 mcg Desogestrel 0.024 mg Levonorgestrel 0.15 mg D Drospirenone i 3 mg Belara (8 (8,000 LL) EE 30 mcg Chlormadinone 2 mg Microgynon (3000 (3000 LL) EE 30 mcg Cerazette (9 (9,000 LL) Desogestrel 75 mcg Side Effect/Problem Acne Principal higher estrogen, lower androgen potency Break-through bleeding higher estrogen, higher progestin potency, lower androgen potency Pill Suggestions Yasmin, Diane 35 ,Microgynon, Marvelon Yasmin, Microgynon, Marvelon, Belara Absent or too light menstrual flow higher estrogen, lower progestin potency Microgynon, Marvelo, Belara Depression lower progestin potency Microgynon, Marvelon Moodiness or irritability lower progestin potency Microgynon, Marvelon Headaches (not menstruall migraines) i i ) lower estrogen, lower progestin potency Microgynon Breast soreness lower estrogen, lower progestin potency Microgynon Weight g g gain lower estrogen, g , lower pprogestin g potency Yasmin,, Microgynon gy , Belara Severe menstrual cramps higher progestin potency Yasmin, Marvelon, Diane 35 Endometriosis or endometriosis prevention lower lo er estrogen, estrogen higher progestin potency, higher androgen potency Yasmin Marvelon, Yasmin, Mar elon Diane 35, 35 Orgametril Adapted from http://www.wdcyber.com/ncontr13.htm Anticipatory Guidance ¾ ¾ ¾ ¾ Individualize counseling Discuss changes g in bleeding, weight and other expected side effects Stress that side effects decrease over time Mention possibility of switching to another brand in case of side effects ff t ¾ ¾ ¾ ¾ ¾ Emphasize non non-contraceptive benefits Cue pill pill--taking to daily activity Demonstrate how to use the actual pill pack Discuss missed pills “Don’t stop p taking g the pills before calling me” Return to fertility “For women who do not like to take or cannot take estrogens” POP •Less ess effective e ect e than t a COCs •Slowing down egg transportation in the tubes •Cervical mucus impenetrability to sperm •Effect maintained up to 27 h after the tablet intake Æ “3 hours missed-pill p window” •Ovulation inhibition incomplete: approximately 50% of cycles • Unpredictable bleeding pattern •Slightly increased risk of ectopic pregnancy Cerazette ¾ Primary Ovulation inhibition in up to 99 99% % of cycles ¾ Secondary Thickening of cervical mucus Korver T et al. Contraception 2005 IUD ¾ ¾ ¾ ¾ ¾ ¾ Copper T380 C T380A A Mirena (Levonorgestrel) Mode of action PID risk Expulsion risk Nulliparous women Peterson and Curtis. LongLong-acting methods of contraception. N Engl J Med 353 (2002 2002): ): 2169 – 75. 75. ACOG Practice Bulletin: Clinical management guidelines for obstetrician--gynecologists Number 59 obstetrician 59,, January 2005.Intrauterine 2005 .Intrauterine Device. Obstet Gynecol 2005 2005;;105 105::223223-232/ 232/ Others ¾ Implanon ¾ Vaginal ring ¾ Injectable (Depo) Progestin Implant ¾ Implanon ¾3 (Etonorgestrel) years ¾ Cost 300 300,,000 LL ($200 ($200)) Conclusions ¾ ¾ ¾ ¾ Natural family planning is commonly practiced in Lebanon and the region Natural family planning can be effective Primary care physicians should educate patients about the availability of emergency contraception Counseling is essential to decrease contraceptive failure