scholarly journals Evaluation of Prescription Adaptation Following Changes to A Provincial Drug Insurance Formulary

Pharmacy ◽  
2019 ◽  
Vol 7 (1) ◽  
pp. 6
Author(s):  
Robert T. Pammett

On 1 December 2016, British Columbia’s (BC) provincial drug insurance program changed which medications in certain classes would benefit under the insurance program in an attempt to reduce expenditure. As part of the modernization, HMG-CoA reductase inhibitors (Statins), Angiotensin converting enzyme inhibitors (ACEI), angiotensin receptor blockers (ARB), and dihydropyridine calcium channel blockers (CCB) were affected. Prescribers and pharmacists had six months to discuss the changes with patients, and change medications if deemed necessary. Purpose: To quantify the changes made to prescriptions and to adjust to the Modernized Reference Drug Program. Methods: A retrospective chart review was conducted at two clinics in Prince George, BC. Charts for patients that were prescribed any drugs in the affected classes were reviewed to determine if, and when, they had been changed, and by which health care professional. In December 2016, a clinical pharmacist, integrated within the study clinics, informed prescribers of the changes, and made patient-specific clinical notes within the charts. The notes described the changes and recommended alternative agents and appropriate dosing in order to assist the prescriber to have a conversation with the patient regarding the switch. Results: Out of 429 unique patients, 233 patients were prescribed a Statin, 229 patients an ACEI, 110 an ARB and, 83 a CCB. Sixty-five drug changes were indicated to reflect the modernization, and with guidance from a clinical pharmacist, nurse practitioners (NPs), and family physicians (FPs), 65% of these identified drugs were switched to reflect the modernization. Community pharmacists made no drug changes in the study sample, despite the prescriptive authority and compensation available to do so. Province-wide, approximately 21% to 33% of affected drugs were switched during the same time-frame. Direct collaboration between a clinical pharmacist, working alongside NPs and FPs, was more successful in optimizing these medications when compared to standard practice, or community pharmacists alone.

2021 ◽  
Vol 10 (4) ◽  
pp. 771
Author(s):  
In-Jeong Cho ◽  
Jeong-Hun Shin ◽  
Mi-Hyang Jung ◽  
Chae Young Kang ◽  
Jinseub Hwang ◽  
...  

We sought to assess the association between common antihypertensive drugs and the risk of incident cancer in treated hypertensive patients. Using the Korean National Health Insurance Service database, the risk of cancer incidence was analyzed in patients with hypertension who were initially free of cancer and used the following antihypertensive drug classes: Angiotensin-converting enzyme inhibitors (ACEIs); angiotensin receptor blockers (ARBs); beta blockers (BBs); calcium channel blockers (CCBs); and diuretics. During a median follow-up of 8.6 years, there were 4513 (6.4%) overall cancer incidences from an initial 70,549 individuals taking antihypertensive drugs. ARB use was associated with a decreased risk for overall cancer in a crude model (hazard ratio (HR): 0.744, 95% confidence interval (CI): 0.696–0.794) and a fully adjusted model (HR: 0.833, 95% CI: 0.775–0.896) compared with individuals not taking ARBs. Other antihypertensive drugs, including ACEIs, CCBs, BBs, and diuretics, did not show significant associations with incident cancer overall. The long-term use of ARBs was significantly associated with a reduced risk of incident cancer over time. The users of common antihypertensive medications were not associated with an increased risk of cancer overall compared to users of other classes of antihypertensive drugs. ARB use was independently associated with a decreased risk of cancer overall compared to other antihypertensive drugs.


Hypertension ◽  
2021 ◽  
Vol 78 (Suppl_1) ◽  
Author(s):  
Aaron Douen ◽  
Jeremy Oh ◽  
Wesley Romney ◽  
Ryan Panetti ◽  
Prakash Ramdass ◽  
...  

Introduction: Angiotensin converting enzyme inhibitors (ACEIs) and angiotensin II receptor blockers (ARBs) are well known for upregulating ACE2 receptors. SARS-Cov-2 (COVID-19) infection utilizes the ACE2 receptor for proliferation and infection of host cells. Hypothesis: We hypothesize that the use of ACEI/ARBs will lead to a higher mortality and hospitalization rate among COVID-19 infected patients. Methods: The electronic health database at a public hospital in New York City was queried retrospectively for patients 18 years and older with a positive test for COVID-19 between 3/1/2020 - 4/1/2021. We examined baseline characteristics including comorbidities and whether they were prescribed ACEI/ARBs versus other medications including beta-blockers, calcium channel blockers, thiazides, or hydralazine. We categorized patients based on ACEI/ARB. The primary outcomes were all-cause mortality and hospitalization. The secondary outcomes were acute kidney injury, ventricular arrhythmia, myocardial infarction, heart failure, and intubation. We adjusted for comorbidities using multivariate logistic regression. Results: We identified 23,068 patients positive for SARS-CoV-2; 1,385 on ACEI/ARBs and 21,683 not on ACE/ARBs. The mean age in years was 65.90 +- 14.35 (SEM 0.386) and 44.01+-16.76, (SEM 0.114) for ACEI/ARB and non-ACEI/ARB respectively (p<0.001). The incidence of all cause mortality and hospitalization rate were significantly greater in the ACEI/ARB group. However, when adjusted for comorbidities using multivariate logistic regression, OR for mortality was 0.41 (CI 0.32-0.52, p<0.001) and for hospitalization was 4.12 (CI 3.49-4.86 p<0.001). For the secondary outcomes, non-ACEI/ARB patients had significantly increased unadjusted odds of all outcomes (p<0.001), except for ventricular tachycardia (p<0.618) and intubation (p< 0.214). Conclusion: Patients in the ACEI/ARB group demonstrated significantly lower mortality and increased hospitalization rates. Increased hospitalization may be due to more comorbidities. These results highlight the importance of continuing the use of ACEI and ARBs in COVID-19 patients for treatment of comorbidities and cardioprotective effects.


2015 ◽  
Vol 235 (2) ◽  
pp. 87-96
Author(s):  
Jen-Chieh Lin ◽  
Mei-Shu Lai

Objective: To evaluate the association between the development of sight-threatening diabetic retinopathy (STDR) and antihypertensive drugs (AHDs) use among type 2 diabetic patients with concomitant hypertension. Methods: Type 2 diabetic patients aged 20-100 years who had at least one prescription for AHDs between 2000 and 2011 were identified from the Longitudinal Health Insurance Database (LHID) 2005. The incidence rates of STDR were followed and Cox proportional hazard models were used to analyze the risk associated with AHDs. Results: Users of angiotensin-converting enzyme inhibitors (ACEIs) and angiotensin receptor blockers (ARBs) were associated with a significantly higher risk than users of calcium channel blockers (CCBs), independent of baseline characteristics. After adjusting for time-varying use of concomitant medications for propensity score-matched or -unmatched cohorts, the results showed that patients receiving ACEIs/ARBs and CCBs were associated with a significantly greater risk compared with β-blocker users. Conclusions: Our study did not support a superiority of ACEIs/ARBs and CCBs over β-blockers for lowering the progression of diabetic retinopathy.


Open Medicine ◽  
2018 ◽  
Vol 13 (1) ◽  
pp. 304-323 ◽  
Author(s):  
Hernando Vargas-Uricoechea ◽  
Manuel Felipe Cáceres-Acosta

AbstractHigh blood pressure in patients with diabetes mellitus results in a significant increase in the risk of cardiovascular events and mortality. The current evidence regarding the impact of intervention on blood pressure levels (in accordance with a specific threshold) is not particularly robust. Blood pressure control is more difficult to achieve in patients with diabetes than in non-diabetic patients, and requires using combination therapy in most patients. Different management guidelines recommend initiating pharmacological therapy with values >140/90 mm/Hg; however, an optimal cut point for this population has not been established. Based on the available evidence, it appears that blood pressure targets will probably have to be lower than <140/90mmHg, and that values approaching 130/80mmHg should be recommended. Initial treatment of hypertension in diabetes should include drug classes demonstrated to reduce cardiovascular events; i.e., angiotensin converting-enzyme inhibitors, angiotensin receptor blockers, diuretics, or dihydropyridine calcium channel blockers. The start of therapy must be individualized in accordance with the patient's baseline characteristics, and factors such as associated comorbidities, race, and age, inter alia.


2021 ◽  
Author(s):  
Yaa-Hui Dong ◽  
Jo-Hsuan Wu ◽  
Jiun-Ling Wang ◽  
Ho-Min Chen ◽  
James L. Caffrey ◽  
...  

Abstract Purpose Angiotensin converting enzyme inhibitors (ACEIs) and angiotensin receptor blockers (ARBs) may modulate ACE2 level and the risk of viral infections. However, studies of the risk of the severity of influenza associated with ACEIs or ARBs in the real-world settings were limited and the findings are conflicting. Methods This case-control study evaluated the risk of developing severe influenza disease associated with ACEIs and ARBs in hypertension patients hospitalized for influenza from a population-based Taiwanese database. Logistic regression models were conducted to estimate ORs and 95% CIs associated with ACEIs or ARBs within 30 days before hospitalization. Results We included 1,369 cases (severe influenza patients) and 4,107 matched controls (non-severe influenza patients). ORs for any use of ACEIs and ARBs were 1.15 (95% CI, 0.93–1.42) and 0.97 (0.84–1.12) versus nonuse. Similarly, no significant association was observed for monotherapy with ACEIs (1.47; 0.95–2.29) or ARBs (0·76; 0.53–1.10) versus nonuse. Combination therapy between calcium channel blockers (CCBs) and either ACEIs (1.57; 0.91–2.70) or ARBs (1.23; 0·93-1.62) were not significantly different from CCBs alone. Conclusions Our findings did not suggest an association between ACEIs and/or ARBs and the severity of influenza. Stable patients should maintain their anti-hypertensive regimens in the influenza epidemic era.


ESC CardioMed ◽  
2018 ◽  
pp. 180-184
Author(s):  
Stéphane Laurent

Antihypertensive and antianginal agents are differentially able to vasodilate small resistance arteries, large conducting arteries, and epicardial coronary arteries. Angiotensin-converting enzyme inhibitors, angiotensin receptor blockers, and alpha-adrenergic antagonists are not addressed here, since they are discussed in specific chapters. This chapter discusses the pharmacology of calcium channel blockers, nitrovasodilators, and direct-acting vasodilators. Dihydropyridines, such as nifedipine and amlodipine, are compared to the non-dihydropyridine agents verapamil and diltiazem. Organic nitrates, such as nitroglycerine and isosorbide dinitrate, are compared to inorganic nitrates, such as sodium nitroprusside. Molsidomine and nicorandil are also discussed. Finally, the pharmacology of direct-acting vasodilators focuses on minoxidil and hydralazine. Pharmacology of mechanisms of action is detailed to better understand therapeutic indications and side effects.


Author(s):  
NKEIRUKA GRACE OSUAFOR ◽  
CHINWE VERONICA UKWE ◽  
MATTEW JEGBEFUME OKONTA

Objective: The study aimed to describe the prescription pattern of cardiovascular and/or anti-diabetic drugs and adherence to the World Health Organization (WHO) prescribing indicators in Abuja District Hospitals. Methods: This descriptive retrospective study was carried out in Asokoro and Maitama District Hospitals Abuja. One thousand and nine prescriptions that contained a cardiovascular drug (CVD) and/or anti-diabetic drug issued between June 2017 and May 2018 from the Medical Outpatient Department were analyzed. Data were collected from the pharmacy electronic database, prescription pattern and adherence to WHO prescribing indicators were assessed. The analysis was done using descriptive statistics. Results were presented as percentages, means, and standard deviations. Results: The frequency of treatment was higher among women (58.8%) and the age group of 41–60 (54.8%). The average number of drugs prescribed was 3.3±1.6: the percentage of drugs prescribed in generic was (64%) and (78.8%) were from the Essential Drug List (EDL). Calcium Channel Blockers (CCB, 71.7%) and Biguanides (B, 92.4%) were the most prescribed CVD and anti-diabetic drug. The majority of the CVD (74.5%) and diabetes (63.6%) patients were on combination therapy. The most frequent CVD combination was CCB plus Angiotensin-Converting Enzyme Inhibitors/Angiotensin Receptor Blockers (29.7%). Compared to men, the proportion of females taking one or more CVD (61.3%) or antidiabetic (56.4%) was higher. Conclusion: The prescribing indicators are not optimal in Abuja district hospitals. Women received more treatment for cardiovascular and diabetes diseases than men while the age range of 41-60 was more treated than other age groups.


2015 ◽  
Vol 156 (5) ◽  
pp. 179-185 ◽  
Author(s):  
Gergely Fehér ◽  
Gabriella Pusch

The treatment of migraine depends on the frequency, severity and concomitant diseases. There are several specific drugs developed for migraine prevention in addition to the additive antimigraine effects of some other non-specific drugs. The aim of this literature-based review is to summarize the possible antimigraine properties of different antihypertensive agents (beta-blockers, calcium channel blockers, angiotensin converting enzyme inhibitors, angiotensin receptor blockers, etc.) focusing on the possible side effects (avoidance of beta blockers in the absence of heart disease, possible antiparkinson effect of calcium channel blockers, additive effect of drugs modifying the renin-angiotensin system activity, etc.). Current evidence supports the use of angiotensin converting enzyme inhibitors (mainly lisinopril) and angiotensin receptor blockers (mainly candesartan) for long-term migraine prevention and blood pressure control. Long-term beta-blocker treatment should be avoided in the absence of ischemic heart disease due to possible unfavourable cardiovascular effects. Orv. Hetil., 2015, 156(5), 179–185.


2016 ◽  
Vol 41 (5-6) ◽  
pp. 314-323 ◽  
Author(s):  
Fabricio Ferreira de Oliveira ◽  
Elizabeth Suchi Chen ◽  
Marilia Cardoso Smith ◽  
Paulo Henrique Ferreira Bertolucci

Background: Midlife hypertension followed by late life hypotension resulting from neurodegeneration increases amyloidogenesis and tauopathy. Methods: Consecutive outpatients with late-onset Alzheimer's disease (AD) at various stages and their respective caregivers were assessed for score variations in 1 year of tests assessing caregiver burden, functionality and cognition according to blood pressure (BP) variations and APOE haplotypes, while also taking into account differential effects of angiotensin-converting enzyme inhibitors, angiotensin receptor blockers, β-blockers, calcium channel blockers, diuretics, or no antihypertensive medication on score changes. The diagnosis and treatment of arterial hypertension followed the JNC 7 report. Results: Variations in systolic BP (-11.76 ± 17.1 mm Hg), diastolic BP (-4.92 ± 10.3 mm Hg) and pulse pressure (-6.84 ± 12.6 mm Hg) were significant after 1 year (n = 191; ρ < 0.01). For APOE4+ carriers, rises in systolic or diastolic BP improved Clinical Dementia Rating Scale Sum of Boxes scores (ρ < 0.04), with marginally significant improvements in Mini-Mental State Examination scores resulting from risen systolic (ρ = 0.069) or diastolic BP (ρ = 0.079), and in basic independence only regarding risen diastolic BP (ρ = 0.055). APOE4- carriers resisted any functional or cognitive effects of BP variations. No differences were found regarding any antihypertensive class for variations in BP or any test scores, regardless of APOE haplotypes. Conclusions: Targeting mild BP elevations brings better functional and cognitive results for APOE4+ carriers with AD.


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