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370 result(s) for "Vaginosis, Bacterial - drug therapy"
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Male-Partner Treatment to Prevent Recurrence of Bacterial Vaginosis
The addition of combined oral and topical antimicrobial therapy for male partners to treatment of women for bacterial vaginosis resulted in a lower rate of recurrence within 12 weeks than treatment of the woman alone.
Identification of novel microbes associated with pelvic inflammatory disease and infertility
ObjectivesAs pelvic inflammatory disease (PID) aetiology is not completely understood, we examined the relationship between select novel bacteria, PID and long-term sequelae.MethodsFastidious bacterial vaginosis (BV)-associated bacteria (Sneathia (Leptotrichia) sanguinegens, Sneathia amnionii, Atopobium vaginae and BV-associated bacteria 1 (BVAB1)), as well as Ureaplasma urealyticum and Ureaplasma parvum were identified in cervical and endometrial specimens using organism-specific PCR assays among 545 women enrolled in the PID Evaluation and Clinical Health study. Risk ratios and 95% CIs were constructed to determine associations between bacteria, histologically confirmed endometritis, recurrent PID and infertility, adjusting for age, race, gonorrhoea and chlamydia. Infertility models were additionally adjusted for baseline infertility.ResultsPersistent detection of BV-associated bacteria was common (range 58% for A. vaginae to 82% for BVAB1) and elevated the risk for persistent endometritis (RRadj 8.5, 95% CI 1.6 to 44.6) 30 days post-cefoxitin/doxycycline treatment, independent of gonorrhoea and chlamydia. In models adjusted for gonorrhoea and chlamydia, endometrial BV-associated bacteria were associated with recurrent PID (RRadj 4.7, 95% CI 1.7 to 12.8), and women who tested positive in the cervix and/or endometrium were more likely to develop infertility (RRadj 3.4, 95% CI 1.1 to 10.4). Associations between ureaplasmas and PID sequelae were modest.ConclusionsTo our knowledge, this is the first prospective study to demonstrate that S. sanguinegens, S. amnionii, BVAB1 and A. vaginae are associated with PID, failure of the Centers for Disease Control and Prevention-recommended treatment to eliminate short-term endometritis, recurrent PID and infertility. Optimal antibiotic regimens for PID may require coverage of novel BV-associated microbes.
A Prospective, Open-Label Pilot Study of Concurrent Male Partner Treatment for Bacterial Vaginosis
Recurrence of BV following standard treatment is unacceptably high. Posttreatment recurrence is distressing for women, and it imposes a considerable burden on the health care system. Up to 50% of women receiving first-line antibiotics for bacterial vaginosis (BV) experience recurrence within 12 weeks. Evidence suggests that reinfection from an untreated regular sexual partner contributes to recurrence. We conducted a pilot study of 34 heterosexual couples to describe the impact of concurrent partner treatment on the composition of the genital microbiota over a 12-week period. We also determined the acceptability and tolerability of concurrent partner treatment and obtained preliminary estimates of the efficacy of the intervention to inform a randomized controlled trial (RCT). Women received first-line antibiotic treatment for BV (i.e., oral metronidazole or intravaginal clindamycin), and their male partner received oral metronidazole, 400 mg, and 2% clindamycin cream applied topically to penile skin, both twice daily for 7 days. The genital microbiota was characterized at three anatomical sites (women, vaginal; men, cutaneous penile and first-pass urine [representing the urethra]) using 16S rRNA gene sequencing. Immediately posttreatment, concurrent partner treatment significantly reduced the abundance of BV-associated bacteria (false-discovery rate [FDR] corrected P value < 0.05) and altered the overall microbiota composition of all three anatomical sites ( P  = 0.001). Suppression of BV-associated bacteria was sustained in the majority (81%) of women over the 12-week period (FDR P value < 0.05), despite BV-associated bacteria reemerging at both genital sites in men. In this cohort of women at high risk for recurrence, five recurred within 12 weeks of treatment (17%; 95% confidence interval [CI], 6 to 34%). Importantly, men tolerated and adhered to combination therapy. Our findings provide support for an RCT of combined oral and topical male partner treatment for BV. IMPORTANCE Recurrence of BV following standard treatment is unacceptably high. Posttreatment recurrence is distressing for women, and it imposes a considerable burden on the health care system. Recurrences result in multiple presentations to clinical services and repeated antibiotic use, and the associated obstetric and gynecological sequelae are significant. New treatments to improve long-term BV cure are urgently needed. Here, we used 16S rRNA gene sequencing to investigate changes in the microbiota composition at three genital sites (vagina, penile skin, and male urethra) of heterosexual couples undergoing concurrent partner treatment for bacterial vaginosis (BV). We found that concurrent partner treatment immediately and significantly altered the composition of the genital microbiota of both partners, with a reduction in BV-associated bacteria seen at all three sites. BV cure at 12 weeks posttreatment was higher than expected. These microbiological data provide evidence for continued investigation of partner treatment as a strategy to improve BV cure.
A clinical trial of curcumin effect in comparison to metronidazole on the treatment of bacterial vaginosis
Bacterial vaginosis (BV) is the prevailing infection. With the growing resistance of vaginal infections to routinely prescribed antibiotics, herbal medicine can be helpful. Researchers have conducted to compare the efficacy of curcumin and metronidazole in the treatment of BV as natural product. This study was a double-blind randomized clinical trial that involving 100 married women aged 18–49 who were not pregnant that sought treatment at two private outpatient clinics from January to September 2021 recruited in study. Individuals who met Amsel’s clinical and paraclinical criteria for BV were randomly allocated to the intervention or control groups. Both groups were instructed to take their respective medications every 12 h for seven days. Subsequently, two weeks following the treatment, the efficacy of the treatment was assessed utilizing Amsel’s clinical and paraclinical criteria. The data was analyzed using SPSS 26. The data was analyzed using the intention-to-treat (ITT) approach. The clinical (discharge (RD: 0.21; CI 95% : 0.17–0.90; P  = 0.01), whiff test (RD: 0.31; CI 95% : 0.19–0.98; P  = 0.03), and pH (RD: 0.18; CI 95% : 0.19–1.04; P  = 0.03)) and paraclinical variables of Amsel criteria (clue cells (RD: 0.19; CI 95% : 0.13–1.03; P  = 0.02) showed significant differences between groups. The curcumin consumer group exhibited a complete improvement rate of 82%, in contrast to the metronidazole group which had a rate of 42% two weeks after intervention. This study found curcumin have comparable efficacy to metronidazole in treating BV while demonstrating superior effectiveness and fewer adverse effects in alleviating symptoms.
Probiotics reduce the recurrence of asymptomatic bacterial vaginosis in Chinese women
Asymptomatic Bacterial Vaginosis(aBV)increases the risk of acquiring multiple sexually transmitted diseases, HPV, gynecologic complications and adverse reproductive outcomes, and is speculated to affect 10 ~ 35% of women. Without intervention, a significant proportion of aBV would progress. Metronidazole is the most widely used treatment for aBV, yet the main challenge has always been the high rate of recurrence. Probiotics may increase the cure rate and reduce the recurrence rate of symptomatic bacterial vaginosis (sBV), while no study has compared the efficacy of probiotics and metronidazole on treating aBV. This study aims to fill the gap in understanding the difference in efficacy of probiotics and metronidazole in treating aBV by a multicenter, randomized, controlled trial. Participants received either a 10-day intravaginal probiotic capsules or a 7-day oral metronidazole. Follow-up were performed at the end of the 1st, 2nd, and 4th week after completing therapy. Women cured by either method were followed up with three additional visits. The primary outcome was the difference of cure rates between the two groups. The secondary outcome was to evaluate the recurrence rates among patients who were successfully cured using either method. 358 participants received probiotics and another 358 participants received metronidazole. The cumulative cure rates at the end of the 1st, 2nd, and 4th week were higher in probiotics group compared to metronidazole group (OR 1.063, P  = 0.715; OR 1.324, P  = 0.083; OR 1.338, P  = 0.071), while the differences were not statistically significant. Women cured (144 in probiotics and 123 in metronidazole) were followed up. The difference of cumulative recurrence rates between the two groups were statistically significant at the end of the 2nd, 3rd, and 4th month (OR 0.212, P  = 0.000; OR 0.160, P  = 0.000; OR 0.119, P  = 0.000). Adverse events were similar in the two groups (8.3%, 9.6% OR 0.858; P  = 0.584). No life-threatening or severe adverse events were reported. Probiotics emerge as a superior therapeutic option for aBV due to their comparable cure rates, lower recurrence rates, and minimal side effects. Chinese Clinical Trial Registry (ChiCTR1800019436, 11/11/2018 ).
Safety and Efficacy of a Novel Vaginal Anti-infective, TOL-463, in the Treatment of Bacterial Vaginosis and Vulvovaginal Candidiasis
Abstract Background Bacterial vaginosis (BV) and vulvovaginal candidiasis (VVC) present serious reproductive health risks and management challenges, with poor control attributed to survival of treatment-resistant biofilm communities. Boric acid is used in various regimens for non-albicans VVC and recurrent BV. We investigated safety and efficacy of a novel boric acid–based vaginal anti-infective with enhanced antibiofilm activity (TOL-463) in treating BV and VVC. Methods In this phase 2 randomized, investigator-blinded trial conducted at 2 sexual health clinics, women with BV or VVC were randomly assigned (1:1) to 7 nights of TOL-463 vaginal gel or insert. The primary test of cure (TOC) was clinical cure at day 9–12; safety was assessed at TOC and day 21–30. Results One hundred six participants (53 with BV, 36 VVC, 17 both) were enrolled; most were African American (69%). Clinical cure rate of BV at TOC was 59% (95% confidence interval [CI], 41%–75%) for TOL-463 insert and 50% (95% CI, 31%–69%) for TOL-463 gel, and for VVC, 92% (95% CI, 67%–99%) for TOL-463 insert and 81% (95% CI, 57%–93%) for TOL-463 gel. Both products were safe and well tolerated with no secondary cases of VVC; vulvovaginal burning was the most common adverse event (9.6%). Conclusions TOL-463, especially in vaginal insert form, is effective and safe in treating BV and VVC. Future studies should assess the potential role of TOL-463 as a biofilm disrupter in enhancing likelihood of cure relative to approved therapies, reducing recurrence rates, and combined with traditional antimicrobials. Clinical Trials Registration NCT02866227. TOL-463 vaginal gel or insert, a boric acid–based anti-infective with enhanced antibiofilm activity, was effective and safe in treating Bacterial Vaginosis and Vulvovaginal Candidiasis, with the vaginal insert demonstrating higher efficacy for both conditions.
Recurrence of Bacterial Vaginosis Is Significantly Associated With Posttreatment Sexual Activities and Hormonal Contraceptive Use
Background. Bacterial vaginosis (BV) recurrence posttreatment is common. Our aim was to determine if behaviors were associated with BV recurrence in women in a randomized controlled trial (RCT). Methods. Symptomatic 18- to 50-year-old females with BV (≥3 Amsel criteria and Nugent score [NS] = 4–10) were enrolled in a 3-arm randomized double-blind RCT Melbourne Sexual Health Centre, Australia, in 2009–2010. All 450 participants received oral metronidazole (7 days) and were equally randomized to vaginal clindamycin, lactobacillus-vaginal probiotic or vaginal placebo. At 1, 2, 3, and 6 months, participants self-collected vaginal smears and completed questionnaires. Primary endpoint was NS = 7–10. Cox regression was used to estimate hazard ratios (HRs) for risk of BV recurrence associated with baseline and longitudinal characteristics. Results. Four hundred four (90%) women with postrandomization data contributed to analyses. Cumulative 6-month BV recurrence was 28% (95% confidence interval [CI], 24%–33%) and not associated with treatment. After stratifying for treatment and adjusting for age and sex frequency, recurrence was associated with having the same pre-/posttreatment sexual partner (adjusted HR [AHR] = 1.9; 95% CI, 1.2–3.0), inconsistent condom use (AHR = 1.9; 95% CI, 1.0–3.3), and being non-Australian (AHR = 1.5; 95% CI, 1.0–2.1), and halved with use of an estrogen-containing contraceptive (AHR = 0.5; 95% CI, .3–.8). Conclusions. Risk of BV recurrence was increased with the same pre-/posttreatment sexual partner and inconsistent condom use, and halved with use of estrogen-containing contraceptives. Behavioral and contraceptive practices may modify the effectiveness of BV treatment. Clinical Trials Registration. ACTRN12607000350426.
Acceptability of and treatment preferences for recurrent bacterial vaginosis—Topical lactic acid gel or oral metronidazole antibiotic: Qualitative findings from the VITA trial
Bacterial vaginosis (BV) is associated with an elevated vaginal pH and the presence of abnormal offensive discharge. It is common, often recurrent, and the most effective treatment regimen is unknown. 'Metronidazole Versus lactic acId for Treating bacterial vAginosis' (VITA) is a UK-based randomised controlled trial assessing clinical and cost-effectiveness of topical lactic acid gel compared to oral metronidazole antibiotic for treating second and subsequent BV episodes. Few BV trials report on women's preferences for treatment in the context of their own experiences. This qualitative study investigated the acceptability and tolerability of the two treatments. During the trial, semi-structured telephone interviews were undertaken between January-May 2018. A total of 33 women diagnosed with BV were consecutively sampled then interviewed from six sites across England. Thematic analysis was guided by the acceptability of health interventions framework. Potential causes of BV and its impact on women's lives were explored in addition to women's treatment preference and perceived treatment effectiveness. Although women felt antibiotics treat BV effectively, and were associated with longer time periods between episodes, they generally preferred using the lactic acid gel because of ease of use, once daily application and less side-effects. Women would recommend the lactic acid gel to others for mild cases of BV but to take antibiotics when more severe. The risk of antibiotic drug resistance was a common concern. Self-help medicating or self-decision to not treat was also evident due to prior experience of poor outcomes from treatment. Triggers of BV were attributed to personal hygiene habits-soaps used to wash the vagina and sexual practices such as unprotected sex. Acceptability and preference for topical lactic acid gel or oral metronidazole tablets in the treatment of recurrent BV was affected by personal choice relating to affective attitude, burden, ethicality, intervention coherence, opportunity costs, and self-efficacy. These differed depending on ease of use, tolerability and past experiences, but not necessarily based on perceived drug effectiveness. Knowledge of a patient preference for topical lactic acid gel therapy despite lower perceived effectiveness may be useful for clinicians when making treatment decisions.
Acceptability of Single-dose Clindamycin Gel for Bacterial Vaginosis: A Randomized Controlled Trial
The goal of this study was to assess the acceptability of a single-dose bioadhesive 2% clindamycin vaginal gel for bacterial vaginosis (BV). This double-blind, placebo-controlled, randomized study compared a new clindamycin gel with placebo gel (2:1 ratio). The primary objective was efficacy; secondary objectives were safety and acceptability. Subjects were evaluated at screening, days 7 to 14 (Day 7–14), and days 21 to 30 (test-of-cure [TOC]). An acceptability questionnaire with 9 questions was administered at the Day 7–14 visit, and a subset of questions (#7–#9) was asked again at the TOC visit. At Visit 1, subjects were provided with a daily electronic diary (e-Diary) to collect information regarding study drug administration, vaginal discharge, odor, itching, and any other treatments used. Study site staff reviewed e-Diaries at the Day 7–14 and TOC visits. A total of 307 women with BV were randomized to treatment (204 to the clindamycin gel group and 103 to the placebo gel group). Most (88.3%) reported at least one previously diagnosed BV episode, and more than one half (55.4%) had experience with other vaginal treatments for BV. At the TOC visit, almost all (91.1%) of the clindamycin gel subjects described their overall experience with the study drug as “satisfied” or “very satisfied,” 95.8% indicated that they would be “likely” or “very likely” to use the product again if it became available after the study and they had BV again, and 93.7% would be “likely” or “very likely” to recommend their treatment to a friend who had BV. Almost all (90.2%) clindamycin-treated subjects responded that application was “clean” or “fairly clean,” as opposed to “neither clean nor messy,” “fairly messy,” or “messy.” Although 55.4% experienced leakage in the days after application, only 26.9% of those indicated that it was bothersome. Subjects receiving clindamycin gel also reported improvement in both odor and discharge, commencing shortly after dosing and continuing through the assessment period, regardless of whether they met the critical cure criteria. A single dose of a new bioadhesive 2% clindamycin vaginal gel showed rapid resolution of symptoms and was highly acceptable as a treatment for bacterial vaginosis. ClinicalTrials.gov identifier: NCT04370548.
Feasibility, safety and tolerability of estrogen and/or probiotics for improving vaginal health in Canadian African, Caribbean, and Black women: A pilot phase 1 clinical trial
A dysbiotic vaginal microbiome (VMB) is associated with clinical conditions such as bacterial vaginosis (BV) and an increased risk of human immunodeficiency virus (HIV-1) infection. Considering the high prevalence of BV among African, Caribbean and Black (ACB) women, we conducted a prospective, randomized, open-label phase 1 clinical trial to determine the feasibility, safety and tolerability of administering low-dose estrogen, probiotics or both in combination to improve vaginal health and decrease HIV-1 susceptibility. ACB women aged 18-49 from the Greater Toronto Area (GTA) were randomized to one of four study arms: intravaginal estradiol (Estring©; 7.5mg/day); a vaginal probiotic (RepHresh™ Pro-B™) administered twice daily; a combination of Estring© and vaginal RepHresh™ Pro-B™ (twice daily); or the Estring© and oral RepHresh™ Pro-B™ (twice daily), for a duration of 30 days. Feasibility was evaluated through enrolment, retention, and adherence rates, while safety and tolerability were determined by a pre- and post-treatment blood panel and reported adverse events (AEs). Overall, 63 ACB women were screened, 50 were enrolled and received the intervention while 41 completed the study, resulting in 80% enrollment and 82% retention rates. Overall adherence to the study protocol was high at 93%, with an adherence of 92% for RepHresh™ Pro-B™ and 97% for Estring©. A total of 88 AEs were reported by 29 participants which were mild (66/88; 75%) and largely resolved (82/88;93%) by the end of the study, with no serious AEs (SAEs) noted. In addition, a panel of safety blood markers measured pre- and post-intervention confirmed no clinically significant changes in blood chemistry or blood cell count. Overall, the administration of intravaginal estrogen and/or probiotics in pre-menopausal ACB women is feasible, safe, and well tolerated. The trial was registered with Clinicaltrials.gov (NCT03837015) and CIHR HIV Clinical Trials (CTN308).