Journal of Pharmacovigilance

Aspirin and Lisinopril: A Comprehensive Look at Adverse Reactions and Health Implications

Rachel Thompson^* Department of Clinical Pharmacology, Meridian University, Dublin, Ireland
^*Correspondence: Rachel Thompson, Department of Clinical Pharmacology, Meridian University, Dublin, Ireland, Email:

Received: 19-Aug-2025, Manuscript No. JP-25-30686; Editor assigned: 21-Aug-2025, Pre QC No. JP-25-30686; Reviewed: 04-Sep-2025, QC No. JP-25-30686; Revised: 11-Sep-2025, Manuscript No. JP-25-30686; Published: 18-Sep-2025, DOI: 10.35248/2329-6887.25.13.524

Description

Medications such as aspirin and lisinopril are commonly prescribed around the world for different health conditions aspirin primarily for pain relief and clot prevention, and lisinopril for managing elevated blood pressure and heart conditions. Despite their frequent use, both drugs carry the potential for unintended and sometimes serious reactions. Awareness of these effects is important for anyone taking these medications, whether short term or long term, and for healthcare providers who oversee their use.

Lisinopril belongs to a group of drugs called Angiotensin Converting Enzyme (ACE) inhibitors, which help relax blood vessels and reduce blood pressure. A well-recognized consequence with this drug is a persistent cough a dry, nonproductive cough that often begins within weeks to months of starting treatment and may continue until the drug is discontinued. This reaction is linked to increased levels of certain peptides, such as bradykinin, that accumulate when the enzyme is inhibited. Many patients find this cough troublesome enough to discontinue therapy, and it tends to resolve within a few weeks after stopping the drug.

Dizziness and episodes of lightheadedness are frequently observed among individuals taking lisinopril, especially when they first start treatment or when the dose is increased. Because the drug lowers blood pressure, some people experience significant drops in pressure upon standing, known medically as orthostatic hypotension, which can produce faintness and balance difficulties. Regular monitoring of blood pressure helps clinicians adjust doses to reduce the likelihood of these reactions.

Another reaction linked to lisinopril is elevated potassium levels in the bloodstream, often referred to as hyperkalemia. This can be particularly concerning for people with compromised kidney function or those taking other medications that increase potassium. High potassium may lead to abnormal heart rhythms if not identified and managed with routine blood tests.

Rare but serious reactions have also been identified. Angioedema, a sudden swelling of deeper layers of the skin and mucous membranes, may affect the face, lips, tongue, throat, or even the intestines. This reaction can impede breathing and requires urgent medical intervention. People with a prior history of similar reactions to ACE inhibitors are at higher risk and should be monitored closely.

Lisinopril can influence renal function, leading to increases in serum creatinine and changes in kidney blood flow, particularly in individuals with underlying kidney disease. Careful monitoring of kidney parameters, including routine blood tests, is recommended in patients on long term systemic therapy, so any decline in kidney function can be detected promptly.

Adverse reactions may also extend to effects on the nervous system, with headaches, fatigue, mood alterations, and even rare hematological changes such as anemia being reported. While these reactions are less frequent, they remind both patients and clinicians that the drug’s impacts are far from limited to blood pressure control and can influence multiple body systems.

Conclusion

Aspirin can also cause systemic effects such as tinnitus (ringing in the ears), dizziness, elevated liver enzymes, and electrolyte changes, particularly at higher or chronic doses. While many people tolerate short term use without significant issues, ongoing or high dose therapy calls for regular medical oversight to detect any emerging complications. Recognizing and reporting unexpected symptoms early allows for adjustments in therapy or supportive care. Patients should maintain open dialogue with healthcare providers, adhere to recommended monitoring protocols, and seek guidance if unusual reactions occur, ensuring both safe and effective use of these common medications. Hypersensitivity reactions to aspirin are another concern. Some individuals, especially those with asthma or chronic nasal inflammation, may experience respiratory reactions including bronchospasm, wheezing, or worsening of breathing symptoms.