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Protecting older patients with cardiovascular diseases from COVID-19 complications using current medications
Mariana Alves1, Marília Andreia Fernandes2, Gülistan Bahat3
1Faculty of Medicine, Laboratory of Clinical Pharmacology and Therapeutics, Faculdade de Medicina, Serviço de Medicina III, Hospital Pulido Valente, CHULNUniversity of LisbonUniversidade de Lisboa, Lisbon, Portugal.
Insights
Cardiovascular drugs may protect patients with COVID-19, but evidence is limited. Continue most medications safely, considering individual patient factors and ongoing clinical trials for definitive answers.
Area of Science:
- Cardiovascular Medicine
- Infectious Diseases
- Pharmacology
Background:
- Severe COVID-19 involves renin-angiotensin-aldosterone system (RAAS) derangements, vascular dysfunction, inflammation, coagulopathy, and arrhythmias.
- Cardiovascular diseases are common comorbidities in patients with severe COVID-19.
- Existing cardiovascular medications may offer protective benefits.
Purpose of the Study:
- To review the current use and potential benefits of conventional cardiovascular drugs and other commonly used medications in COVID-19 patients with cardiovascular diseases.
- To assess the safety and efficacy of continuing existing drug regimens during COVID-19 infection.
Main Methods:
- A literature review of clinical databases focusing on COVID-19 and cardiovascular drug keywords.
- Analysis of retrospective and observational studies on drug use in COVID-19 patients.
- Consensus-based recommendations from all authors.
Main Results:
- Several cardiovascular drug classes show potential protective effects in COVID-19, though evidence primarily comes from observational studies.
- Ongoing randomized controlled trials (RCTs) are investigating antithrombotics, pulmonary vasodilators, RAAS-related drugs, and colchicine.
- Long-term benefits of therapies like statins may not be fully captured in acute-phase COVID-19 studies.
Conclusions:
- Most cardiovascular medications can be safely continued in COVID-19 patients.
- Certain drug classes may offer protective effects against severe COVID-19 complications.
- Individualized consideration is crucial for older patients due to frailty, comorbidities, and polypharmacy, as age-specific data are limited.
Purpose:
In the pathogenesis of severe COVID-19 complications, derangements of renin-angiotensin-aldosterone system (RAAS), vascular endothelial dysfunction leading to inflammation and coagulopathy, and arrhythmias play an important role. Therefore, it is worth considering the use of currently available drugs to protect COVID-19 patients with cardiovascular diseases.
Methods:
We review the current experience of conventional cardiovascular drugs [angiotensin-converting enzyme (ACE) inhibitors, angiotensin receptor blockers, anticoagulants, acetosalicylic acid, antiarrhythmic drugs, statins] as well as some other drug classes (antidiabetic drugs, vitamin D and NSAIDs) frequently used by older patients with cardiovascular diseases. Data were sought from clinical databases for COVID-19 and appropriate key words. Conclusions and recommendations are based on a consensus among all authors.
Results:
Several cardiovascular drugs have a potential to protect patients with COVID-19, although evidence is largely based on retrospective, observational studies. Despite propensity score adjustments used in many analyses observational studies are not equivalent to randomised controlled trials (RCTs). Ongoing RCTs include treatment with antithrombotics, pulmonary vasodilators, RAAS-related drugs, and colchicine. RCTs in the acute phase of COVID-19 may not, however, recognise the benefits of long term anti-atherogenic therapies, such as statins.
Conclusions:
Most current cardiovascular drugs can be safely continued during COVID-19. Some drug classes may even be protective. Age-specific data are scarce, though, and conditions which are common in older patients (frailty, comorbidities, polypharmacy) must be individually considered for each drug group.
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