Side effects of commonly prescribed medications
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Common Side Effects of Antidepressants and Psychotropic Medications
Antidepressants, especially selective serotonin reuptake inhibitors (SSRIs) and tricyclic antidepressants, are widely prescribed. Common side effects include nausea, diarrhea, headache, dizziness, sexual dysfunction, weight gain, and tension or inner unrest. Sexual side effects and weight gain are particularly notable with long-term use. Dry mouth, drowsiness, blurred vision, and increased appetite are also frequently reported, especially with tricyclic antidepressants like amitriptyline. The risk of side effects is higher when multiple antidepressants are used together. Oral health issues such as xerostomia (dry mouth) and dysgeusia (altered taste) are also common, and some psychotropic drugs can cause tardive dyskinesia or increased salivation. Ocular side effects, including dry eye, diplopia (double vision), and mydriasis (dilated pupils), have also been observed with these medications1568+1 MORE.
Neurologic and Cardiovascular Side Effects of Common Medications
Many commonly prescribed medications can cause neurologic side effects, which may be difficult to recognize but can lead to significant impairment if not addressed. These include confusion, dizziness, and headaches. Cardiovascular side effects are also important, especially for medications like anti-arrhythmics, stimulants, and antidepressants, which can cause tachycardia (fast heart rate) and may have more pronounced effects in physically active individuals23.
Statins and Their Adverse Effects
Statins, used to lower cholesterol, are among the most commonly prescribed medications worldwide. The most frequent side effect is myalgia (muscle pain), affecting 1-10% of users. Rare but serious side effects include rhabdomyolysis (muscle breakdown). Statins can also cause mild liver enzyme elevations and, in some cases, increase the risk of diabetes, especially at higher doses. However, they have not been shown to increase the risk of cancer, dementia, or acute kidney injury. Drug interactions, particularly with medications metabolized by the cytochrome p450 system, are also a concern47.
Oral and Dermatological Side Effects of Frequently Prescribed Drugs
Oral side effects are common across many drug classes. Xerostomia (dry mouth) is the most frequently reported, followed by dysgeusia and stomatitis (mouth inflammation). Dermatological reactions, such as rash, pruritus (itching), and photosensitivity, are also common. Rare but serious skin reactions like angioedema and Stevens-Johnson syndrome can occur and should be considered, especially in patients with pre-existing skin conditions689.
Special Considerations for Older Adults
Older adults are particularly susceptible to side effects and drug-drug interactions due to polypharmacy and age-related changes in drug metabolism. Statins, proton pump inhibitors, antibiotics, sleep aids, NSAIDs, and SSRIs are commonly implicated. Careful monitoring and minimizing unnecessary medications are essential to reduce adverse effects in this population.
Conclusion
Commonly prescribed medications can cause a wide range of side effects, including gastrointestinal, neurologic, cardiovascular, oral, ocular, and dermatological reactions. The risk of side effects increases with polypharmacy and in vulnerable populations such as the elderly. Awareness and early recognition of these adverse effects are crucial for safe and effective medication management1234+6 MORE.
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Most relevant research papers on this topic
Cardiovascular Side Effects of Commonly Prescribed Medications and Performance Enhancing Drugs and Special Considerations for the Athlete
Commonly prescribed medications and performance-enhancing drugs can have significant cardiovascular side effects on athletes, with potential implications for their cardiovascular health and performance.
DOI
Oral side-effects of the most frequently prescribed drugs.
The three most common oral side-effects of the 200 most frequently prescribed drugs in 1992 were xerostomia (80.5%), dysgeusia (47.5%), and stomatitis (33.9%).
DOI