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Efficacy of methylprednisolone and urokinase pulse therapy combined with or without cyclophosphamide in severe Henoch-Schoenlein nephritis: a clinical and histopathological study.

BACKGROUND: There have been few controlled studies of combined therapy with multiple drugs, including immunosuppressives, for severe Henoch-Schoenlein nephritis (HSPN). We evaluated the efficacy of methylprednisolone and urokinase pulse therapy combined with cyclophosphamide for patients with HSPN of at least grade IVb. METHODS: We studied 37 patients who had been diagnosed with HSPN of at least grade IVb. Of them, 20 (Group A) were treated with methylprednisolone and urokinase pulse therapy, and 17 (Group B) were treated with methylprednisolone and urokinase pulse therapy combined with cyclophophamide. We analysed the clinical features, laboratory and pathological findings of the two groups retrospectively. RESULTS: After 6 months of treatment, mean urinary protein excretion in Group B had significantly decreased compared with Group A, and the activity index of both groups at the second biopsy was lower than that at the first. Furthermore, at the second biopsy, the chronicity index of Group B was lower than that of Group A. Four patients of Group A but none of Group B had persistent nephropathy (P<0.05). CONCLUSIONS: Our study suggests that methylprednisolone and urokinase pulse therapy combined with cyclophosphamide is useful for patients with severe HSPN.

Biopsy↗

Inhibition of human immunodeficiency virus type 1 replication in cytokine-stimulated monocytes/macrophages by combination therapy.

Combination regimens against human immunodeficiency virus type 1 (HIV-1) were studied in granulocyte-macrophage colony-stimulating factor (GM-CSF)-stimulated monocyte/macrophage cultures. Regimens included those that inhibited the same target (reverse transcriptase) or multiple targets. Treatment conditions assessed efficacy during prophylaxis and ongoing infection. Drugs included zidovudine, didanosine, nevirapine, foscarnet, pyridinone, the protease inhibitor RO31-8959 (also known as saquinavir), interferon-alpha A, the Tat inhibitor RO24-7429, and N-butyl-deoxynojirimycin. Two-, three-, and four-drug combinations were tested. Drugs were tested at individually inhibitory concentrations of IC99, IC95, IC75, and IC50. All prophylactic regimens prevented HIV-1 replication at IC99. As drug concentrations were reduced, differences among the regimens became apparent. Regimens that acted at both single and multiple targets were effective in prophylactic settings and less so in acute infection. In ongoing infections, only modest reductions in viral replication were seen, even at IC99.

Antiviral Agents↗

Arterial infusion of combination therapy using dibutyryl adenosine 3',5'-monophosphate and mitomycin C for hepatocellular carcinoma occluding main portal vein: case studies.

Intraarterial infusion therapy combining dibutyryl adenosine 3',5'-monophosphate and mitomycin C was administered to 8 patients with hepatocellular carcinoma occluding the main portal vein. Three patients survived more than nine months, including 1 who has been well for forty-eight months with technical imaging showing complete regression. A decreased level of serum alpha-fetoprotein of more than 90% was obtained in 38% of patients. Causes of death included hepatic failure, rupture of esophageal varices, acute gastric ulcer, and cerebral hemorrhage. It is concluded that the combination therapy may be useful for HCC.

Adult↗

[Three cases of recurrent gastric cancer responding to TS-1 therapy following combination therapy with 5-fluorouracil, mitomycin C and cisplatin].

We report three patients with recurrent gastric cancer responding to TS-1 therapy after combination chemotherapy with 5-fluorouracil, mitomycin C and cisplatin. All 3 cases had undergone total gastrectomy with lymphadenectomy for advanced gastric cancer. Postoperative follow-up computed tomography (CT) showed liver metastases (cases 1 and 3), peritoneal dissemination (case 2) and enlargement of paraaortic lymph nodes (case 1) due to cancer recurrence. After 2 to 4 courses of combined treatment with 5-fluorouracil (500-750 mg/body/day, days 1-5, civ), mitomycin C (6-8 mg/body, day 6) and cisplatin (60-80 mg/body, day 7), CT revealed considerable reduction of the metastatic tumors. Subsequently oral administration of TS-1 (80-100 mg/body/day) for 4 weeks was performed. All 3 patients are well without any signs of increase in tumor size.

Administration, Oral↗

[Efficacy of anti-thymocyte globulin and cyclosporin A combined therapy in aplastic anemia complicated with limited cutaneous systemic sclerosis].

We reported here on a case of limited cutaneous systemic sclerosis (lcSSc) with aplastic anemia treated by anti-thymocyte globulin and cyclosporin A. The use of this therapy resulted not only in marrow recovery but also in resolution of the skin sclerosis. A 68 year-old woman was diagnosed as lcSSc accompanied by Hashimoto's thyroiditis and primary biliary cirrhosis. Treatment by D-penicillamine was started. After 11 months, She complained of nasal bleeding and subcutaneous bleeding. Her laboratory data revealed pancytopenia. White blood cell count, hemoglobin concentration and platelet count were decreased at 2300/microl, 8.2 g/dl, and 3000/microl respectively. Bone marrow was severely hypoplastic, suggesting aplastic anemia. The etiology of hypopastic marrow was considered to be D-penicillamine which had been frequently reported to cause hematopoietic cell suppression. We immediately started methylprednisolone pulse therapy combined with G-CSF and cyclosporin A, which showed little effectiveness. Next we tried the anti-thymocyte globulin therapy combined with G-CSF and cyclosporin A. Her blood cell counts gradually improved. After 4 months, she did not need the blood transfusion anymore. Furthermore, the sclerosis of her skin began to improve gradually, and the titer of anti-centromere antibody also decreased. Thus, anti-thymocyte globulin and cyclosporin A combined therapy can be considered among the therapies of systemic sclerosis.

Aged↗

[Arterial infusion of combination therapy using dibutyryl adenosine 3',5'-monophosphate and mitomycin C for nodular type of hepatocellular carcinoma non-occluding the main portal vein--in comparison with transcatheter arterial embolization].

Seventy five patients with nodular type of hepatocellular carcinoma (HCC) non-occluding the main portal vein were divided into the following groups and were compared for the prognosis: (I) administered intraarterial infusion therapy combining dibutyryl adenosine 3',5'-monophosphate (DBcAMP) and mitomycin C (MMC) (n = 13); (II) treated with transcatheter arterial embolization (TAE) (n = 62). No marked difference was observed between two groups before treatment concerning the tumor size and the underlying clinical state confirmed by Child's method. Fifty % survival disclosed to be 21 months in both groups, whereas viewed from the tumor type of being single or multi-nodular, the median survival was as follows: 14 months (n = 6) and 21 months (n = 7) in group I, and 30 months (n = 25) and 20 months (n = 37) in group II, respectively. However, combination therapy exerted a reduced frequency of patients succumbing within one year after treatment: 1 (7.7%) as compared to 16 (25.8%) in group II. It is concluded that combination therapy with DBcAMP and MMC has an almost same salutary effect as TAE on HCC non-occluding the main portal vein.

Aged↗

Adherence to oral antidiabetic therapy in a managed care organization: a comparison of monotherapy, combination therapy, and fixed-dose combination therapy.

BACKGROUND: Although medication adherence is one of the most important aspects of the management of diabetes mellitus, low rates of adherence have been documented. OBJECTIVE: This study sought to examine medication adherence among patients with diabetes mellitus in a managed care organization who were receiving antidiabetic monotherapy (metformin or glyburide), combination therapy (metformin and glyburide), or fixed-dose combination therapy (glyburide/metformin). METHODS: Medication adherence was evaluated through a retrospective database analysis of pharmacy claims. The adherence rate was defined as the sum of the days' supply of oral antidiabetic medication obtained by the patient during the follow-up period divided by the total number of days in the designated follow-up period (180 days). Health plan members were included in the analysis if they had an index pharmacy claim for an oral antidiabetic medication between August 1 and December 31, 2000, were continuously enrolled in the health plan, and were aged > or =18 years. A 6-month pre-index period was used to classify patients as newly treated or previously treated. Patients were grouped according to their medication-use patterns. RESULTS: After adjustment for potential confounding factors, including overall medication burden at index, there were no significant differences in adherence rates among 6502 newly treated patients receiving monotherapy, combination therapy, or fixed-dose combination therapy. Among the 1815 previously treated patients receiving glyburide or metformin monotherapy who required the addition of the alternative agent, resulting in combination therapy, adherence rates were significantly lower (54.0%; 95% CI, 0.52-0.55) than in the 105 patients receiving monotherapy who were switched to fixed-dose combination therapy (77.0%; 95% CI, 0.72-0.82). The 59 previously treated patients receiving combination therapy who were switched to fixed-dose combination therapy had a significant improvement in adherence after the switch (71.0% vs 87.0%; P < 0.001). CONCLUSIONS: In a managed care organization, previously treated patients receiving monotherapy with an oral antidiabetic medication who required additional therapy exhibited significantly greater adherence when they were switched to fixed-dose combination therapy compared with combination therapy. Patients receiving combination therapy who were switched to fixed-dose combination therapy exhibited significantly greater adherence after the switch.

Administration, Oral↗

Topiramate and lamotrigine pharmacokinetics during repetitive monotherapy and combination therapy in epilepsy patients.

PURPOSE: To determine at steady state (in the same group of patients): (a) the pharmacokinetics (PK) of lamotrigine (LTG) with LTG monotherapy, (b) the PK of LTG concomitantly administered with topiramate (TPM) at three escalating TPM doses (100, 200, and 400 mg/day), (c) the PK of TPM at three escalating TPM doses while receiving fixed-dose LTG therapy, and (d) the PK of TPM with TPM monotherapy. METHODS: This was an open-label, sequential, single-group, dose-escalating PK study in which 13 patients with epilepsy not optimally controlled with LTG received stable-dose LTG monotherapy for 2 weeks, followed by stable-dose LTG therapy combined with escalating doses of TPM for </=16 weeks, stable-dose TPM therapy combined with tapered-dose LTG therapy for 4 weeks, and stable-dose TPM monotherapy for 2 weeks. Serial blood and urine samples were collected before and during TPM dosing, and safety data were collected throughout the study. RESULTS: The exposure, or area under the plasma LTG concentration-time curve within a dosing interval at steady state (AUCss), did not change in the presence of TPM, with mean AUCss values ranging at each TPM dose level between 66 and 81 mg x h/L with concomitant LTG/TPM therapy compared with 77 mgxh/L with LTG monotherapy. No significant change was found in the steady-state peak (Cmax) and trough (Cmin) plasma levels of LTG in the presence and absence of TPM. The mean (+/-SD) oral clearance (CL/F) of TPM (400 mg/day) was 2.6 +/- 1.1 L/h when given alone and 2.7 +/- 0.7 L/h when given with LTG. The similarity of CL/F values also was reflected by the similar exposure (AUCss), Cmax, and Cmin values of TPM in the absence, and presence of LTG. CONCLUSIONS: The results of this study show that no PK interaction between TPM and LTGwas observed at the doses used in this study.

Adult↗

[A positive effect of combined therapy (plasmapheresis in combination with pulse therapy) on the course of cryoglobulinemic glomerulonephritis and ulcerative-necrotic vasculitis in patients with Sjögren's disease].

The authors provided evidence of a positive effect of combined therapy (plasmapheresis in combination with pulse-therapy) on a course of cryoglobulinemic glomerulonephritis and ulcerative-necrotic vasculitis in patients with Sjögren's disease (SD). It was shown that plasmapheresis with double plasma filtration considerably decreased the cryoglobulin level in the blood whereas the level of alpha 2-globulins, C-P, RF and CIC did not change 16 hrs after the sessions of plasmapheresis. These indices significantly decreased after pulse-therapy with high doses of 6-methylprednisolone and cyclophosphamide following plasmapheresis. Combined therapy resulted in a complete epithelization of leg ulcers, regression of the symptoms of renal failure. Clinical improvement correlated with a decrease in indices of the inflammatory and immunological activity and with an increase in the cutaneous blood flow. Combined therapy can be an effective therapeutic method of SD complicated by cryoglobulinemic glomerulonephritis and ulcerative-necrotic vasculitis.

Acute Kidney Injury↗

[A case of recurrent medulloblastoma treated by combination therapy with cisplatinum and tetrahydropyranyladriamycin (PP therapy)].

PP therapy, combination therapy with Cis-platinum (CDDP) and tetrahydropyranyladriamycin (THP-ADR), were performed on a case of recurrent medulloblastoma. CDDP and THP-ADR involve agents difficult to pass the blood brain barrier (BBB), but can pass BBB on the metastatic lesion. PP therapy is considered to be one of the most effective agents for the treatment of recurrent malignant brain tumor.

Adult↗