All Medications Have Side Effects — Even Allergy Medications

Weighing Benefits and Risks: What You Need to Know

A recent FDA warning reminds us that even medications we consider "safe," like common allergy pills, can have unexpected side effects. The agency has alerted patients that stopping long-term use of cetirizine (Zyrtec) or levocetirizine (Xyzal) can lead to rare but severe itching. These medications, available both over-the-counter and by prescription, seem harmless — but like all drugs, they carry risks.

This isn't about creating fear. It's about understanding that all medications — not just psychiatric medications — have side effects. Whether you're taking an antihistamine for allergies, an antibiotic for an infection, or an antidepressant for mental health, there is no medication that’s completely free of risk.

Why Doctors Weigh Every Prescription Carefully

When we prescribe a medication, it’s never done lightly. Our responsibility is not to pharmaceutical companies — it’s to you, the patient. Part of our job is to weigh:

  • The benefits: What positive outcomes can we expect from this treatment?

  • The risks: What are the potential side effects or complications?

  • The alternatives: Are there non-medication options or different medications with fewer risks?

This careful balancing act applies to every prescription, whether it’s for blood pressure, diabetes, depression, or even seasonal allergies.

The Myth of “Safe” vs. “Dangerous” Medications

It’s a common misconception that some medications are inherently "safe" and others "dangerous." In reality, safety depends on:

  • The individual: Genetics, other health conditions, and personal sensitivities matter.

  • The dosage and duration: Higher doses or long-term use can introduce new risks.

  • Interactions: Medications can interact in unpredictable ways when combined.

For example, while cetirizine is widely used and effective, we now know that stopping it abruptly after long-term use can cause intense itching for some people — a side effect most wouldn’t expect from an everyday allergy pill.

Trust the Process — It’s Built Around You

Prescribing medication isn't about trial and error — it's about carefully considering the evidence, your medical history, and your unique needs. We don't work for the drug companies. We work for you.

The next time you are prescribed a medication — or have concerns about one — know that your provider has thought through these risks and benefits carefully. And if you ever have questions or experience side effects, don’t hesitate to reach out. Medicine should always be a partnership.

Curious about how medications are chosen or concerned about side effects? Book a consultation to discuss your treatment options and make informed decisions for your health.

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