Tag: Antihistamine side effects

In clinical trials with children aged 1 to 5 years, diarrhea was reported in 4% of those taking levocetirizine [1.2.1, 1.2.2]. This raises the question for many users: **Does levocetirizine cause diarrhea?** This article explores the connection between this common antihistamine and gastrointestinal side effects.

While commonly used to relieve allergy symptoms, some antihistamines have been noted to potentially cause muscle pain or aches, a side effect that is typically uncommon but reported with various types of these medications. Understanding the connection between antihistamines and muscle pain is crucial for informed medication use, especially for those who are physically active or have pre-existing muscle conditions.

Hydroxyzine is a widely used antihistamine, with over 15 million prescriptions in the United States in 2023 [1.5.1]. While effective for anxiety and allergies, patients often ask: **is diarrhea a side effect of hydroxyzine?** This article examines its gastrointestinal impact.

According to the Centers for Disease Control and Prevention, more than one in four older adults experience a fall each year, with antihistamine use being a contributing factor. These risks, along with other age-related physiological changes, raise important safety questions about why people over 65 should approach taking Zyrtec with caution.

According to research published in the journal *Obesity*, individuals who regularly use certain antihistamines, including first-generation options like Benadryl, may experience a correlation with increased body mass index (BMI). This article explores the evidence behind the question, "Does Benadryl cause weight gain?", examining the underlying mechanisms and providing practical advice for those concerned about this potential side effect.