Displaying publications 1 - 20 of 150 in total

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  1. Yang SC, Mustafar R, Kamaruzaman L, Wei Yen K, Mohd R, Cader R
    Acta Med Indones, 2019 Oct;51(4):338-343.
    PMID: 32041918
    A 59-year-old lady with underlying hypothyroidism presented with acute contact dermatitis progressed to cellulitis with superimposed bacterial infection and acute kidney injury. She responded to initial management with antibiotics, but a week later, she had cutaneous and systemic vasculitis. Her skin biopsy consistent with immune-mediated leuko-cytoclastic vasculitis and her blood test was positive for cytoplasmic-anti-neutrophil cytoplasmic antibody (c-ANCA). A diagnosis of ANCA-associated vasculitis was made and she was treated with immunosuppressant with plasmapheresis and hemodialysis support for her kidney failure. Despite aggressive measures, the patient succumbed to her illness. This case report demonstrates that soft tissue infection could trigger the development of ANCA-associated vasculitis whilst a background of hypothyroidism serves as a predisposing factor as both condition were reported separately in a couple of case studies before.
    Matched MeSH terms: Immunosuppressive Agents
  2. Kherad B, Waliszewski M, Leschke M, Kader MA, Bang LH, Ruiz-Poveda FL, et al.
    J Interv Cardiol, 2018 Jun;31(3):338-344.
    PMID: 29205492 DOI: 10.1111/joic.12472
    OBJECTIVES: To evaluate the 9-month safety and efficacy of polymer-free sirolimus eluting drug eluting stents in septuagenarians and octogenarians.

    METHODS: An all-comer, worldwide single armed trial (ClinicalTrials.gov Identifier NCT02629575) was conducted to demonstrate the safety and efficacy of an ultra-thin strut, polymer-free sirolimus eluting stent (PF-SES). The primary endpoint was the 9-month target revascularization rate (TLR). Secondary endpoints included the rates of major adverse cardiac events (MACE), stent thrombosis (ST) and bleeding (BARC) in septuagenarians (≥70 years, <80 years), and in octogenarians (≥80 years) to be compared to the younger patient group (<70 years).

    RESULTS: A total of 1607 patients were treated with PF-SES in the sub-70-year-old age group, 694 in septuagenarians, and 371 in the octogenarian patient group. At 9 months, the MACE rates were 7.2% in octogenarians, 5.3% in septuagenarians, and 3.0% in the younger patient group (P = 0.001). These were mostly driven by all-cause mortality (4.4% vs 1.9% vs 0.6%, P 

    Matched MeSH terms: Immunosuppressive Agents/therapeutic use*
  3. Ong TL, Goh KJ, Shahrizaila N, Wong KT, Tan CY
    Neurol India, 2019 12 21;67(6):1532-1535.
    PMID: 31857554 DOI: 10.4103/0028-3886.273621
    Distal acquired demyelinating symmetric neuropathy (DADS) is a variant of chronic inflammatory demyelinating polyneuropathy (CIDP) characterized by symmetrical, distal, sensory or sensorimotor involvement. DADS with M-protein (DADS-M) is less responsive to immunotherapy compared to those without M-protein (DADS-I). We report a case of DADS-I with severe clinical presentation viz. early hand involvement with marked wasting, inexcitable peripheral nerves on neurophysiology and poor response to immunotherapy. Despite the unusual presentation, ancillary tests including cerebrospinal fluid analysis, nerve biopsy and nerve ultrasound were supportive of an inflammatory demyelinating polyneuropathy. This case demonstrated the heterogeneity of the disorder and expands the clinical spectrum of DADS neuropathy.
    Matched MeSH terms: Immunosuppressive Agents/therapeutic use
  4. Wong KW
    Saudi J Kidney Dis Transpl, 2014 Nov;25(6):1308-11.
    PMID: 25394457
    Matched MeSH terms: Immunosuppressive Agents/therapeutic use
  5. Letchumanan P, Ng HJ, Lee LH, Thumboo J
    Rheumatology (Oxford), 2009 Apr;48(4):399-403.
    PMID: 19202160 DOI: 10.1093/rheumatology/ken510
    To compare the clinical presentation, response to therapy and outcome of thrombotic thrombocytopenic purpura (TTP) in an inception cohort of patients with and without SLE.
    Matched MeSH terms: Immunosuppressive Agents/therapeutic use
  6. Deng D, Zhang P, Guo Y, Lim TO
    Ann Rheum Dis, 2017 Aug;76(8):1436-1439.
    PMID: 28478399 DOI: 10.1136/annrheumdis-2017-211073
    OBJECTIVE: We evaluate the efficacy of human umbilical cord-derived mesenchymal stem cell (hUC-MSC) for the treatment of lupus nephritis (LN). Previous reports showed hUC-MSC could have dramatic treatment effect.

    METHODS: Eighteen patients with WHO class III or IV LN were randomly assigned to hUC-MSC (dose 2×108 cells) or placebo. All patients received standard immunosuppressive treatment, which consisted of intravenous methylprednisolone and cyclophosphamide, followed by maintenance oral prednisolone and mycophenolate mofetil.

    RESULTS: Remission occurred in 9 of 12 patients (75%) in the hUC-MSC group and 5 of 6 patients (83%) in the placebo group. Remission was defined as stabilisation or improvement in renal function, reduction in urinary red cells and protein. A similar proportion of patients on hUC-MSC and placebo achieved complete remission. Improvements in serum albumin, complement, renal function, Systemic Lupus Erythematosus Disease Activity Index and British Isles Lupus Assessment Group scores were similar in both groups. One patient on placebo had a stroke and another had ascites. One patient on hUC-MSC had leucopenia, pneumonia and subcutaneous abscess and another died of severe pneumonia. The trial was abandoned after 18 patients were enrolled when it had become obvious it would not demonstrate a positive treatment effect.

    CONCLUSION: hUC-MSC has no apparent additional effect over and above standard immunosuppression.

    TRIAL REGISTRATION NUMBER: NCT01539902; Results.
    Matched MeSH terms: Immunosuppressive Agents/therapeutic use*
  7. Loo CS, Morad Z, Lim TO, Fan KS, Suleiman AB
    Transplant Proc, 1996 Jun;28(3):1328-9.
    PMID: 8658680
    Matched MeSH terms: Immunosuppressive Agents/administration & dosage; Immunosuppressive Agents/adverse effects; Immunosuppressive Agents/therapeutic use*
  8. Chin WK, Lee SWH
    Int J Clin Pharm, 2018 Oct;40(5):963-976.
    PMID: 29777328 DOI: 10.1007/s11096-018-0655-3
    Background Atopic dermatitis (AD) is the most common form of eczema. As leukotriene mediators are involved in the inflammatory phase of atopic dermatitis, montelukast has been suggested as a possible therapy. Aim of the review To evaluate the safety and efficacy of montelukast off-label use for the treatment atopic dermatitis. Method A search was performed from database inception until March 2018 in six electronic databases for randomized-controlled-trials examining the use of montelukast for AD. Results Among 301 articles screened, 11 studies met the inclusion criteria and were included in the review. The study populations consist of paediatric and adult subjects with moderate-to-severe AD. Montelukast use was shown to improve symptoms such as pruritus in four studies. Another 2 studies reported that montelukast could improve symptoms similar to the standard regimen of topical steroid and oral antihistamine. However, five studies reported that montelukast had no effects in symptoms alleviation. The use of montelukast was associated with a similar safety profile to placebo and well-tolerated with minimal adverse effects. Conclusion There is limited evidence to suggest that the off-label use of montelukast is effective in treating moderate-to-severe AD. Further research with larger study populations employing standardized endpoint measuring instrument is warranted to further investigate the off-label use of montelukast in AD treatment. Until then, the use of conventional treatments including optimal daily skin hydration should remain the mainstay in the management of atopic dermatitis. In fact, for moderate-to-severe condition, steroid sparing immune-suppressants should still be used clinically until more effective and safer alternative is discovered.
    Matched MeSH terms: Immunosuppressive Agents/therapeutic use
  9. Lau G, Yu ML, Wong G, Thompson A, Ghazinian H, Hou JL, et al.
    Hepatol Int, 2021 Oct;15(5):1031-1048.
    PMID: 34427860 DOI: 10.1007/s12072-021-10239-x
    BACKGROUND & AIM: Hepatitis B reactivation related to the use of immunosuppressive therapy remains a major cause of liver-related morbidity and mortality in hepatitis B endemic Asia-Pacific region. This clinical practice guidelines aim to assist clinicians in all disciplines involved in the use of immunosuppressive therapy to effectively prevent and manage hepatitis B reactivation.

    METHODS: All publications related to hepatitis B reactivation with the use of immunosuppressive therapy since 1975 were reviewed. Advice from key opinion leaders in member countries/administrative regions of Asian-Pacific Association for the study of the liver was collected and synchronized. Immunosuppressive therapy was risk-stratified according to its reported rate of hepatitis B reactivation.

    RECOMMENDATIONS: We recommend the necessity to screen all patients for hepatitis B prior to the initiation of immunosuppressive therapy and to administer pre-emptive nucleos(t)ide analogues to those patients with a substantial risk of hepatitis and acute-on-chronic liver failure due to hepatitis B reactivation.

    Matched MeSH terms: Immunosuppressive Agents/adverse effects
  10. Stephen SE, Loong JLX, Hoong CK, Lim SM, Botross NP
    Am J Case Rep, 2018 Jul 23;19:858-863.
    PMID: 30033442 DOI: 10.12659/AJCR.909228
    BACKGROUND Acquired hemophilia is a rare but potentially dangerous bleeding disorder caused by autoantibodies against coagulation factors. It affects 1 to 1.5 per 1 million people each year. While 50% of cases could be idiopathic, other causes include malignancies, diabetes, pregnancy, infection, and autoimmune disorders. CASE REPORT We report a case of a 90-year-old male who developed a spontaneous hematoma on the dorsum of his right hand, with no prior history of trauma or any other mucosal bleeding. His activated partial thromboplastin time (aPTT) was found to be prolonged (>180 seconds) with a very low level of factor VIII (0.1%). CONCLUSIONS As workups did not identify the source, including malignancy and autoimmune diseases, of his acquired hemophilia, it is believed to be idiopathic. He was started on intravenous recombinant factor VIIa (NovoSeven) to control the bleeding in combination with an immunosuppressive therapy of cyclophosphamide and prednisolone. In approximately 10% of patients with acquired hemophilia, underlying malignancy, such as squamous cell cancer, chronic lymphocytic leukemia, non-Hodgkin lymphoma, and multiple myeloma can present and commonly develop in elderly patients. Therefore, patients diagnosed with idiopathic acquired hemophilia should be given long-term follow up.
    Matched MeSH terms: Immunosuppressive Agents/therapeutic use
  11. Abdul Ghani R, Zainudin S, Kamaruddin NA, Kong NC
    Singapore Med J, 2009 Jan;50(1):e32-4.
    PMID: 19224067
    Drug-induced acute interstitial nephritis is a well-recognised and important reversible cause of acute renal failure. Peroxisome-proliferator activated receptor-gamma agonists, such as rosiglitazone, have been proven to be safe in chronic kidney disease patients. We describe a 65-year-old man with long-standing diabetes mellitus and hypertension, presenting with a five-day history of fluid overload and uraemic symptoms. There was no ingestion of analgesics, alternative medicine and other nephrotoxic drugs, the only new prescription being rosiglitazone, which was commenced during his last clinic follow-up two weeks prior to presentation. He required haemodialysis with minimal improvement in renal profile, despite cessation of the offending drug. Renal biopsy revealed findings consistent with acute interstitial nephritis. An episode of upper gastrointestinal bleeding with bleeding duodenal ulcer limited the use of steroids. He was treated with a course of mycophenolate mofetil which showed good gradual response and he remained stable with residual renal impairment.
    Matched MeSH terms: Immunosuppressive Agents/therapeutic use
  12. Kirubakaran R, Uster DW, Hennig S, Carland JE, Day RO, Wicha SG, et al.
    Br J Clin Pharmacol, 2023 Mar;89(3):1162-1175.
    PMID: 36239542 DOI: 10.1111/bcp.15566
    AIM: Existing tacrolimus population pharmacokinetic models are unsuitable for guiding tacrolimus dosing in heart transplant recipients. This study aimed to develop and evaluate a population pharmacokinetic model for tacrolimus in heart transplant recipients that considers the tacrolimus-azole antifungal interaction.

    METHODS: Data from heart transplant recipients (n = 87) administered the oral immediate-release formulation of tacrolimus (Prograf®) were collected. Routine drug monitoring data, principally trough concentrations, were used for model building (n = 1099). A published tacrolimus model was used to inform the estimation of Ka , V2 /F, Q/F and V3 /F. The effect of concomitant azole antifungal use on tacrolimus CL/F was quantified. Fat-free mass was implemented as a covariate on CL/F, V2 /F, V3 /F and Q/F on an allometry scale. Subsequently, stepwise covariate modelling was performed. Significant covariates influencing tacrolimus CL/F were included in the final model. Robustness of the final model was confirmed using prediction-corrected visual predictive check (pcVPC). The final model was externally evaluated for prediction of tacrolimus concentrations of the fourth dosing occasion (n = 87) from one to three prior dosing occasions.

    RESULTS: Concomitant azole antifungal therapy reduced tacrolimus CL/F by 80%. Haematocrit (∆OFV = -44, P 

    Matched MeSH terms: Immunosuppressive Agents/pharmacokinetics
  13. Razak RNHA, Ismail F, Isa MLM, Wahab AYA, Muhammad H, Ramli R, et al.
    Malays J Med Sci, 2019 Jan;26(1):44-57.
    PMID: 30914892 MyJurnal DOI: 10.21315/mjms2019.26.1.4
    Background: Cyclophosphamide (CP) is a widely used anti-neoplastic and immunosuppressive agent that is associated with adverse side effects including reproductive toxicity. Aquilaria malaccensis (AM) is a traditional medicinal plant which was reported to exhibit high anti-oxidant and free radical scavenging properties. The present study was aimed to evaluate the protective effects of AM leaves extract on sperm quality following toxic exposure to CP.

    Methods: Forty-eight male Sprague Dawley rats were allocated into eight groups of six rats (n = 6): control, CP only (200 mg kg-1), AM only (100 mg kg-1, 300 mg kg-1 and 500 mg kg-1) and CP + AM (100 mg kg-1, 300 mg kg-1 and 500 mg kg-1). Animals were sacrificed after 63 days of treatment and the sperm from the caudal epididymis was taken for sperm analysis.

    Results: The body and the reproductive organs weight, sperm count and motility did not differ between CP and other groups (P > 0.05). A significant increase (P < 0.05) in percentage of the dead and abnormal sperm were seen in the CP alone treated group compared to the control group. Co-administration of AM to the CP exposed rats significantly reduced the (P < 0.05) percentage of abnormal sperm as compared to the CP only group.

    Conclusion: Overall, the present results represent the potential of AM to protect against CP induced reproductive toxicity.

    Matched MeSH terms: Immunosuppressive Agents
  14. Taib, H., Ali, T.B.T., Kamin, S.
    MyJurnal
    Gingival overgrowth is frequently observed in patients taking certain drugs such as calcium channel blockers, anticonvulsants and immunosuppressant. This can have a significant effect on the quality of life as well as increasing the oral bacterial load by generating plaque retention sites. Amlodipine, a third generation calcium channel blockers has been shown to promote gingival overgrowth although in very limited cases reported. The management of gingival overgrowth seems to be directed at controlling gingival inflammation through a good oral hygiene regimen. However in severe cases, surgical excision is the most preferred method of treatment, followed by rigorous oral hygiene procedures. This case report describes the management of gingival overgrowth in a hypertensive patient taking amlodipine. Combination of surgical gingivectomy and CO2 laser treatment was used to remove the gingival overgrowth. CO2 laser surgery produced good hemostasis and less pain during the procedure and post operatively. This case report has also shown that periodontal treatment alone without a change in associated drug can yield satisfactory clinical response.
    Matched MeSH terms: Immunosuppressive Agents
  15. Loke YK, Tan MH
    Med J Malaysia, 1998 Mar;53(1):107-9.
    PMID: 10968148
    A 35-year-old Malay man underwent treatment for uveitis of the right eye in 1992 but developed marked visual impairment in the affected eye after he failed to attend follow-up. Two years later, he complained of difficulty swallowing and was found to have left sided X and XI cranial nerve palsies. Chest radiograph showed a cavitating lesion in the lower zone of the right lung field. Inflammation and perforation of the nasal septum was found on examination of his upper respiratory tract. Punch biopsies taken from that area showed chronic inflammatory change and necrotizing vasculities. The patient was diagnosed as having Wegener's granulomatosis and made a very good recovery with immunosuppressive therapy.
    Matched MeSH terms: Immunosuppressive Agents/therapeutic use
  16. Vavricka SR, Gubler M, Gantenbein C, Spoerri M, Froehlich F, Seibold F, et al.
    Inflamm Bowel Dis, 2017 07;23(7):1174-1181.
    PMID: 28452862 DOI: 10.1097/MIB.0000000000001109
    BACKGROUND: Extraintestinal manifestations (EIMs) in patients with inflammatory bowel disease (IBD) are frequently observed. Little is known about the efficacy of anti-tumor necrosis factor (TNF) in EIM management. We assessed the effect of 3 anti-TNF agents (infliximab, adalimumab, and certolizumab pegol) on EIM evolution.

    METHODS: Data on 1249 patients from the Swiss IBD Cohort Study (SIBDCS) were analyzed. All EIMs were diagnosed by relevant specialists. Response was classified into improvement, stable disease, and clinical worsening based on the physician's interpretation.

    RESULTS: Of the 366 patients with at least 1 EIM, 213 (58.2%) were ever treated with an anti-TNF. A total of 299 treatments were started for 355 EIMs. Patients with EIM were significantly more often treated with anti-TNF compared with those without EIM (58.2% versus 21.0%, P < 0.001). Infliximab was the most frequently used drug (63.2%). In more than 71.8%, a clinical response of the underlying EIM to anti-TNF therapy was observed. In 92 patients (43.2%), anti-TNF treatments were started for the purpose of treating EIM rather than IBD. Response rates to anti-TNF were generally good and best for psoriasis, aphthous stomatitis, uveitis, and peripheral arthritis. In 11 patients, 14 EIM occurred under anti-TNF treatment.

    CONCLUSIONS: Anti-TNF was frequently used among patients with EIM. In more than 40%, anti-TNF treatments are started to treat EIM rather than IBD. Given the good response rates, anti-TNF seems to be a valuable option in the treatment of EIM, whereas appearance of EIM under anti-TNF does not seem to be a source of considerable concern.

    Matched MeSH terms: Immunosuppressive Agents/therapeutic use*
  17. Kumar GP, Sanganal JS, Phani AR, Manohara C, Tripathi SM, Raghavendra HL, et al.
    Pharmacol Res, 2015 Oct;100:47-57.
    PMID: 26232590 DOI: 10.1016/j.phrs.2015.07.025
    6-Mercaptopurine is a cytotoxic and immunosuppressant drug. The use of this drug is limited due to its poor bioavailability and short plasma half-life. In order to nullify these drawbacks, 6-mercaptopurine-chitosan nanoparticles (6-MP-CNPs) were prepared and evaluated to study the influence of preparation conditions on the physicochemical properties by using DLS, SEM, XRD and FTIR. The in vitro drug release profile at pH 4.8 and 7.4 revealed sustained release patterns for a period of 2 days. The nanoformulations showed enhanced in vitro anti-cancer activities (MTT assay, apoptosis assay, cell cycle arrest and ROS indices) on HT-1080 and MCF-7 cells. In vivo pharmacokinetics profiles of 6-MP-CNPs showed improved bioavailability. Thus, the results of the present study revealed that, the prepared 6-MP-CNPs have a significant role in increasing anti-cancer efficacy, bioavailability and in vivo pharmacokinetics profiles.
    Matched MeSH terms: Immunosuppressive Agents
  18. Rasool M, Sabina EP
    J Nat Med, 2009 Apr;63(2):169-75.
    PMID: 19093070 DOI: 10.1007/s11418-008-0308-2
    In recent years, Spirulina has gained more and more attention from medical scientists as a nutraceutical and a source of potential pharmaceuticals. The present study was conducted to elucidate the immunomodulatory effect of Spirulina fusiformis (a cyanobacterium of the family Oscillatoriaceae) in vivo and in vitro. The in vivo effect of S. fusiformis (400 or 800 mg/kg body wt.) on humoral immune response, cell-mediated immune response and tumour necrosis factor alpha was investigated in mice. We also evaluated the effect of S. fusiformis (50 or 100 microg/ml) in vitro on mitogen (phytohaemagglutinin)-induced T lymphocyte proliferation in heparinized human peripheral blood. For comparison, dexamethasone was used as a standard. In mice, S. fusiformis (400 or 800 mg/kg body wt.) administration significantly inhibited the humoral immune response, cell-mediated immune response (delayed-type hypersensitivity reaction (DTH)) and tumour necrosis factor alpha in a dose-dependent manner. In vitro, S. fusiformis (50 or 100 microg/ml) decreased the mitogen (phytohaemagglutinin)-induced T lymphocyte proliferation in a concentration-dependent manner when compared with control cells. These observations clearly suggest that S. fusiformis has a remarkable immunosuppressive effect, which provides a scientific validation for the popular use of this drug, and helped us in further work on investigating its complete mechanism of action.
    Matched MeSH terms: Immunosuppressive Agents/administration & dosage; Immunosuppressive Agents/isolation & purification; Immunosuppressive Agents/pharmacology*
  19. Lee YY, Gangireddy V, Khurana S, Rao SS
    Gastroenterology, 2014 Aug;147(2):544.
    PMID: 24976027 DOI: 10.1053/j.gastro.2014.03.053
    Matched MeSH terms: Immunosuppressive Agents/therapeutic use*
  20. Park DI, Hisamatsu T, Chen M, Ng SC, Ooi CJ, Wei SC, et al.
    J Gastroenterol Hepatol, 2018 Jan;33(1):30-36.
    PMID: 29024102 DOI: 10.1111/jgh.14018
    Because anti-tumor necrosis factor (anti-TNF) therapy has become increasingly popular in many Asian countries, the risk of developing active tuberculosis (TB) among anti-TNF users may raise serious health problems in this region. Thus, the Asian Organization for Crohn's and Colitis and the Asia Pacific Association of Gastroenterology have developed a set of consensus statements about risk assessment, detection and prevention of latent TB infection, and management of active TB infection in patients with inflammatory bowel disease (IBD) receiving anti-TNF treatment. Twenty-three consensus statements were initially drafted and then discussed by the committee members. The quality of evidence and the strength of recommendations were assessed by using the Grading of Recommendations Assessment, Development, and Evaluation methodology. Web-based consensus voting was performed by 211 IBD specialists from nine Asian countries concerning each statement. A consensus statement was accepted if at least 75% of the participants agreed. Part 2 of the statements comprised three parts: (3) management of latent TB in preparation for anti-TNF therapy, (4) monitoring during anti-TNF therapy, and (5) management of an active TB infection after anti-TNF therapy. These consensus statements will help clinicians optimize patient outcomes by reducing the morbidity and mortality related to TB infections in patients with IBD receiving anti-TNF treatment.
    Matched MeSH terms: Immunosuppressive Agents/therapeutic use
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