1.Niraparib in Japanese patients with heavily pretreated, homologous recombination-deficient ovarian cancer: final results of a multicenter phase 2 study
Daisuke AOKI ; Tsutomu TABATA ; Satoshi YANAGIDA ; Toshiaki NAKAMURA ; Eiji KONDO ; Junzo HAMANISHI ; Kenichi HARANO ; Kosei HASEGAWA ; Takeshi HIRASAWA ; Kensuke HORI ; Shinichi KOMIYAMA ; Motoki MATSUURA ; Hidekatsu NAKAI ; Hiroko NAKAMURA ; Jun SAKATA ; Kazuhiro TAKEHARA ; Munetaka TAKEKUMA ; Yoshihito YOKOYAMA ; Yoichi KASE ; Shuuji SUMINO ; Junpei SOEDA ; Ai KATO ; Ajit SURI ; Aikou OKAMOTO ; Toru SUGIYAMA
Journal of Gynecologic Oncology 2024;35(5):e114-
Objective:
To evaluate the long-term efficacy and safety of niraparib in Japanese women with heavily pretreated ovarian cancer.
Methods:
This was the follow-up analysis of a phase 2, multicenter, open-label, single-arm study in Japanese women with homologous recombination-deficient, platinum-sensitive, relapsed, high-grade serous epithelial ovarian, fallopian tube, or primary peritoneal cancer who had completed 3–4 lines of chemotherapy and were poly(ADP-ribose) polymerase inhibitor naïve. Participants received niraparib (starting dose, 300 mg) once daily in continuous 28-day cycles until objective disease progression, unacceptable toxicity, or consent withdrawal. The primary endpoint was confirmed objective response rate (ORR), as assessed using Response Evaluation Criteria in Solid Tumors version 1.1. Safety evaluations included treatment-emergent adverse events (TEAEs).
Results:
20 patients were enrolled in the study and included in both efficacy and safety analyses. Median total study duration was 759.5 days. Median dose intensity was 201.3 mg/ day. Confirmed ORR was 60.0% (90% confidence interval [CI]=39.4–78.3); 2 patients had complete response and 10 patients had partial response. Median duration of response was 9.9 months (95% CI=3.9–26.9) and the disease control rate was 90.0% (95% CI=68.3–98.8).The most common TEAEs were anemia (n=15), nausea (n=12), and decreased platelet count (n=11). TEAEs leading to study drug dose reduction, interruption, or discontinuation were reported in 16 (80.0%), 15 (75.0%), and 2 patients (10.0%), respectively.
Conclusion
The long-term efficacy and safety profile of niraparib was consistent with previous findings in the equivalent population in non-Japanese patients. No new safety signals were identified.
2.Niraparib in Japanese patients with heavily pretreated, homologous recombination-deficient ovarian cancer: final results of a multicenter phase 2 study
Daisuke AOKI ; Tsutomu TABATA ; Satoshi YANAGIDA ; Toshiaki NAKAMURA ; Eiji KONDO ; Junzo HAMANISHI ; Kenichi HARANO ; Kosei HASEGAWA ; Takeshi HIRASAWA ; Kensuke HORI ; Shinichi KOMIYAMA ; Motoki MATSUURA ; Hidekatsu NAKAI ; Hiroko NAKAMURA ; Jun SAKATA ; Kazuhiro TAKEHARA ; Munetaka TAKEKUMA ; Yoshihito YOKOYAMA ; Yoichi KASE ; Shuuji SUMINO ; Junpei SOEDA ; Ai KATO ; Ajit SURI ; Aikou OKAMOTO ; Toru SUGIYAMA
Journal of Gynecologic Oncology 2024;35(5):e114-
Objective:
To evaluate the long-term efficacy and safety of niraparib in Japanese women with heavily pretreated ovarian cancer.
Methods:
This was the follow-up analysis of a phase 2, multicenter, open-label, single-arm study in Japanese women with homologous recombination-deficient, platinum-sensitive, relapsed, high-grade serous epithelial ovarian, fallopian tube, or primary peritoneal cancer who had completed 3–4 lines of chemotherapy and were poly(ADP-ribose) polymerase inhibitor naïve. Participants received niraparib (starting dose, 300 mg) once daily in continuous 28-day cycles until objective disease progression, unacceptable toxicity, or consent withdrawal. The primary endpoint was confirmed objective response rate (ORR), as assessed using Response Evaluation Criteria in Solid Tumors version 1.1. Safety evaluations included treatment-emergent adverse events (TEAEs).
Results:
20 patients were enrolled in the study and included in both efficacy and safety analyses. Median total study duration was 759.5 days. Median dose intensity was 201.3 mg/ day. Confirmed ORR was 60.0% (90% confidence interval [CI]=39.4–78.3); 2 patients had complete response and 10 patients had partial response. Median duration of response was 9.9 months (95% CI=3.9–26.9) and the disease control rate was 90.0% (95% CI=68.3–98.8).The most common TEAEs were anemia (n=15), nausea (n=12), and decreased platelet count (n=11). TEAEs leading to study drug dose reduction, interruption, or discontinuation were reported in 16 (80.0%), 15 (75.0%), and 2 patients (10.0%), respectively.
Conclusion
The long-term efficacy and safety profile of niraparib was consistent with previous findings in the equivalent population in non-Japanese patients. No new safety signals were identified.
3.Niraparib in Japanese patients with heavily pretreated, homologous recombination-deficient ovarian cancer: final results of a multicenter phase 2 study
Daisuke AOKI ; Tsutomu TABATA ; Satoshi YANAGIDA ; Toshiaki NAKAMURA ; Eiji KONDO ; Junzo HAMANISHI ; Kenichi HARANO ; Kosei HASEGAWA ; Takeshi HIRASAWA ; Kensuke HORI ; Shinichi KOMIYAMA ; Motoki MATSUURA ; Hidekatsu NAKAI ; Hiroko NAKAMURA ; Jun SAKATA ; Kazuhiro TAKEHARA ; Munetaka TAKEKUMA ; Yoshihito YOKOYAMA ; Yoichi KASE ; Shuuji SUMINO ; Junpei SOEDA ; Ai KATO ; Ajit SURI ; Aikou OKAMOTO ; Toru SUGIYAMA
Journal of Gynecologic Oncology 2024;35(5):e114-
Objective:
To evaluate the long-term efficacy and safety of niraparib in Japanese women with heavily pretreated ovarian cancer.
Methods:
This was the follow-up analysis of a phase 2, multicenter, open-label, single-arm study in Japanese women with homologous recombination-deficient, platinum-sensitive, relapsed, high-grade serous epithelial ovarian, fallopian tube, or primary peritoneal cancer who had completed 3–4 lines of chemotherapy and were poly(ADP-ribose) polymerase inhibitor naïve. Participants received niraparib (starting dose, 300 mg) once daily in continuous 28-day cycles until objective disease progression, unacceptable toxicity, or consent withdrawal. The primary endpoint was confirmed objective response rate (ORR), as assessed using Response Evaluation Criteria in Solid Tumors version 1.1. Safety evaluations included treatment-emergent adverse events (TEAEs).
Results:
20 patients were enrolled in the study and included in both efficacy and safety analyses. Median total study duration was 759.5 days. Median dose intensity was 201.3 mg/ day. Confirmed ORR was 60.0% (90% confidence interval [CI]=39.4–78.3); 2 patients had complete response and 10 patients had partial response. Median duration of response was 9.9 months (95% CI=3.9–26.9) and the disease control rate was 90.0% (95% CI=68.3–98.8).The most common TEAEs were anemia (n=15), nausea (n=12), and decreased platelet count (n=11). TEAEs leading to study drug dose reduction, interruption, or discontinuation were reported in 16 (80.0%), 15 (75.0%), and 2 patients (10.0%), respectively.
Conclusion
The long-term efficacy and safety profile of niraparib was consistent with previous findings in the equivalent population in non-Japanese patients. No new safety signals were identified.
4.Changes in SARS-CoV-2 antibody titers 6 months after the booster dose of BNT162b2 COVID-19 vaccine among health care workers
Takeshi MOCHIZUKI ; Takaki HORI ; Koichiro YANO ; Katsunori IKARI ; Ken OKAZAKI
Clinical and Experimental Vaccine Research 2023;12(2):116-120
Purpose:
In Japan, the data on severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) antibody titers after the booster dose of the coronavirus disease 2019 (COVID-19) vaccine are insufficient. The aim of this study is to evaluate changes in SARS-CoV-2 antibody titers before, 1, 3, and 6 months after the booster dose of the BNT162b2 COVID-19 vaccine among health care workers.
Materials and Methods:
A total of 268 participants who received the booster dose of the BNT162b2 vaccine were analyzed. SARS-CoV-2 antibody titers were measured before (baseline) and at 1, 3, and 6 months after the booster dose. Factors associated with changes in SARS-CoV-2 antibody titers at 1, 3, and 6 months were analyzed. Cutoff values at baseline were calculated to prevent infection of the omicron variant of COVID-19.
Results:
The SARS-CoV-2 antibody titers at baseline, and 1, 3, and 6 months were 1,018.3 AU/mL, 21,396.5 AU/mL, 13,704.6 AU/mL, and 8,155.6 AU/mL, respectively. Factors associated with changes in SARS-CoV-2 antibody titers at 1 month were age and SARS-CoV-2 antibody titers at baseline, whereas changes in SARS-CoV-2 antibody titers at 3 and 6 months were associated with the SARS-CoV-2 antibody titers at 1 month. The cutoff values of the SARS-CoV-2 antibody titers at baseline were 515.4 AU/mL and 13,602.7 AU/mL at baseline and 1 month after the booster dose, respectively.
Conclusion
This study showed that SARS-CoV-2 antibody titers increase rapidly at 1 month after the booster dose of the BNT162b2 vaccine and begin to decrease from 1 to 6 months. Hence, another booster may be needed as soon as possible to prevent infection.
5.Approach for Advanced Cancer Patients with Bone Metastases by the Bone Metastasis Board: A Single-institution Retrospective Study
Masahiro KAWAHIRA ; Fumihiko NAKAMURA ; Hirofumi SHIMADA ; Mariko NISHI ; Takahiro IWATSUBO ; Takako SHIOMITSU ; Hiroshi MAEDA ; Ayaka OSAKO ; Kunihiro MIYAZAKI ; Yusuke KUSUMI ; Akitoshi MURATA ; Hiroko OSAKO ; Takeshi HORI
Palliative Care Research 2023;18(1):61-66
Prevention, early diagnosis, and early treatment of skeletal-related events (SREs) are important in the treatment of potential or current cases of bone metastasis. In August 2020, our hospital established the bone metastasis team and the bone metastasis board (BMB) started actively engaging in activities aimed at improving the outcome of bone metastasis. We retrospectively examined whether a combined modality therapy started in the diagnosis of bone metastases could prevent the onset of SREs and whether it could prolong survival and improve activities of daily living. The 75 advanced cancer patients who underwent BMB at our hospital from August 1, 2020 to July 31, 2022 were divided into two groups according to when BMB performed before and after SREs for comparative analysis. Numerical Rating Scale improved, however Performance Status did not improve in both groups, and there was no difference in survival between the both groups (15.3 vs. 9.0 months, HR: 0.74, 95%; CI: 0.42–1.29, p=0.29). In conclusion, patients who suffered from SREs from the time of bone metastasis diagnosis were treated early. However, the incidence of SREs after BMB in our hospital was 22.6%, and it is necessary to actively work to prevent SREs in the future.
6.Discrepancy between Clinician-rated and Self-reported Depression Severity is Associated with Adverse Childhood Experience, Autistic-like Traits, and Coping Styles in Mood Disorders
Risa YAMADA ; Takeshi FUJII ; Kotaro HATTORI ; Hiroaki HORI ; Ryo MATSUMURA ; Tomoko KURASHIMO ; Naoko ISHIHARA ; Sumiko YOSHIDA ; Tomiki SUMIYOSHI ; Hiroshi KUNUGI
Clinical Psychopharmacology and Neuroscience 2023;21(2):296-303
Objective:
This study aimed to determine if the discrepancy between depression severity rated by clinicians and that reported by patients depends on key behavioral/psychological features in patients with mood disorders.
Methods:
Participants included 100 patients with mood disorders. First, we examined correlations and regressions between scores on the Hamilton Depression Rating Scale (HAMD) and Beck Depression Inventory (BDI). Second, we divided the participants into those who provided 1) greater ratings for the BDI compared with the HAMD (BDI relative-overrating, BO) group, 2) comparable ratings for the BDI and HAMD (BDI relatively concordant, BC) group, or 3) less ratings for the BDI (BDI relative-underrating, BU) group. Adverse childhood experiences, autistic-like traits, and coping styles were evaluated with a six-item short version of the Childhood Trauma Questionnaire (CTQ-6), the Social Responsiveness Scale for Adults (SRS-A), and the Ways of Coping Checklist (WCCL), respectively.
Results:
A significant correlation was found between HAMD and BDI scores. Total and emotional abuse subscale scores from the CTQ-6, and the self-blame subscale scores from the WCCL were significantly higher for the BO group compared with the BU group. The BO group also elicited significantly higher SRS-A total scores than did the other groups.
Conclusion
These findings suggest that patients with adverse emotional experiences, autistic-like traits, and self-blame coping styles perceive greater distress than that evaluated objectively by clinicians. The results indicate the need for inclusion of subjective assessments to effectively evaluate depressive symptoms in patients deemed to have these psycho-behavioral concerns.
7.A Case Report of a Successful Use of Chukenchuto for the Treatment of Functional Gastrointestinal Disorders : Functional Dyspepsia and Irritable Bowel Syndrome
Masafumi MURAI ; Takeshi HORI ; Yukihiko HOMMA
Kampo Medicine 2021;72(1):9-12
A 28-year-old man had been experiencing occasional stomach upset and heartburn for 14 years. The symptoms started after he suffered from vomiting and diarrhea in the winter when he was fourteen. He had always suffered from loss of appetite during the last couple of years, and his symptoms got worse whatever he ate. In a terrible time, he had a palpitation and grew cold his limbs. He defecated once in one or two days with painful diarrhea. These symptoms were considered as functional gastrointestinal disorders with functional dyspepsia and irritable bowel syndrome. First, saishakurikkunshito was tried but it had no effect. Shokenchuto was prescribed next and had some effect. Chukenchuto, a combination of shokenchuto and daikenchuto, showed better effectiveness. The results of this case suggest that saishakurikkunshito was ineffective because qi deficiency was not the main cause, and that chukenchuto was effective because of qi depression.
8.Phase 2 single-arm study on the efficacy and safety of niraparib in Japanese patients with heavily pretreated, homologous recombination-deficient ovarian cancer
Aikou OKAMOTO ; Eiji KONDO ; Toshiaki NAKAMURA ; Satoshi YANAGIDA ; Junzo HAMANISHI ; Kenichi HARANO ; Kosei HASEGAWA ; Takeshi HIRASAWA ; Kensuke HORI ; Shinichi KOMIYAMA ; Motoki MATSUURA ; Hidekatsu NAKAI ; Hiroko NAKAMURA ; Jun SAKATA ; Tsutomu TABATA ; Kazuhiro TAKEHARA ; Munetaka TAKEKUMA ; Yoshihito YOKOYAMA ; Yoichi KASE ; Shuuji SUMINO ; Junpei SOEDA ; Ajit SURI ; Daisuke AOKI ; Toru SUGIYAMA
Journal of Gynecologic Oncology 2021;32(2):e16-
Objective:
To evaluate the efficacy and safety of niraparib in Japanese women with heavily pretreated ovarian cancer.
Methods:
This Phase 2 open-label, single-arm study enrolled Japanese women with homologous recombination deficiency-positive relapsed, high-grade serous ovarian, fallopian tube, or primary peritoneal cancer who had completed 3–4 lines of therapy. The starting dose of niraparib was 300 mg administered once daily in continuous 28-day cycles until objective progressive disease, unacceptable toxicity, consent withdrawal or discontinuation. The primary endpoint, objective response rate (ORR), was assessed by the investigator using RECIST version 1.1. Safety evaluations included the incidence of treatment-emergent adverse events (TEAEs), including serious TEAEs.
Results:
Twenty women were enrolled and the confirmed ORR in the full analysis set (FAS) was 35.0% (7/20), consisting of 1 complete response and 6 partial responses. Disease control rate in the FAS was 90.0%. The most frequently reported TEAEs (>50%) were anemia, nausea, and platelet count decreased. One patient (5.0%) had TEAEs leading to discontinuation of niraparib whereas reductions or interruptions were reported in 14 (70.0%) and 15 (75.0%) patients, respectively. The median dose intensity (202.9 mg daily) corresponded to a relative dose intensity of 67.6%.
Conclusion
Efficacy and safety of niraparib in heavily pretreated Japanese women was comparable to that seen in an equivalent population of non-Japanese women. No new safety signals were identified.
9.A Case Report of Fever of Unknown Origin Successfully Treated with Saikatsugekito
Masafumi MURAI ; Takeshi HORI ; Yasuaki MORI ; Katshuhide KOMEICHI ; Nobuo MASAUZI ; Minoru YAEGASHI ; Sumio IMAI ; Yoshinori OHTSUKA ; Yukihiko HOMMA
Kampo Medicine 2020;71(1):24-29
A42-year-old man presented with a history of tidal fever almost every evening to night with 10-year duration. We could not find out the cause of his fever, so we thought he was classified in fever of unknown origin. The patient suffered from an anhydrosis phase during the temperature rose, but his fever broke after perspiration occurred at the end. The lack of perspiration with fever is a typical symptom of excess pattern of tai yang stage, and fever at night is suggestive of shao yang stage. Saikatsugekito was thought to be best suited as it would address both stages. The formula promoted perspiration, and the body temperature remained stable thereafter. It is not unusual to encounter complicated symptoms due to combined or overlapped pattern in clinical setting. This case represented successful outcome by identifying and analyzing the concept of gobyo and heibyo and prescribing a formula accordingly.
10.Two Case Studies of Fibromyalgia Successfully Treated with Kampo Medicine
Masafumi MURAI ; Takeshi HORI ; Yasuaki MORI ; Katshuhide KOMEICHI ; Minoru YAEGASHI ; Sumio IMAI ; Yoshinori OHTSUKA ; Yukihiko HOMMA
Kampo Medicine 2019;70(1):29-34
Case 1 was a 72-year-old man with a generalized pain after 6 months of heavy physical work. Kakkonto was prescribed based on his symptoms of severe shoulder stiffness and pain, and keishibukuryoganryo was added to treatoketsu. It caused dysuria because of ephedra herb, so the dosage was reduced. Atractylodes lancea rhizome and processed aconite root were added to enhance the effect of treatment. And then, his pain was alleviated. Case 2 was a 53-year-old man with a generalized pain. He had a previous history of whiplash and two surgical operations. Daisaikoto was prescribed based on his symptom of bilateral costal arch pain, and keishibukuryoganryo was added because of oketsu. It caused an increased frequency of bowel movement due to crude drug of rhuharb, so the dosage was reduced. Pueraria root was added for the purpose of relieving severe shoulder stiffness. And then, his pain went away. It is often difficult to treat fibromyalgia. The decoction can be effective with increase or decrease and deleting or adding of the dosage of crude drug. Decoctions become handy as it allows dosage adjustment of crude drug to minimize the side effects and improve the efficacy.


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