Medicines That Raise Fall Risk

review, never stop

The medicines-and-falls map

Any medicine that causes dizziness, drowsiness, or a blood-pressure drop can raise fall risk, especially in the first weeks. The fix is a pharmacist review that finds safer timing or alternatives, never a cold stop.

1. The mechanismThree ways medicines cause fallsDizziness or lightheadedness, drowsiness or slowed reactions, and orthostatic hypotension, the blood-pressure drop when standing up too fast. The risk climbs when several of these combine.
2. The classesWorth reviewing, not stoppingBlood pressure medicines (especially after a dose change), sleep and sedatives, mood and anxiety medicines, pain medicines, sedating allergy and cold products, and diabetes medicines when low sugar causes shakiness.
3. The reviewOne pharmacy, one questionBring every bottle to one pharmacy, including OTC and supplements, and ask directly: "Which of these could cause dizziness, drowsiness, or falls?" Then ask about timing and what to watch in the first two weeks.
4. After a fallA signal, not bad luckA fall after a medicine change deserves the clinician and pharmacist conversation, and the standing test (blood pressure lying, sitting, standing) catches the drop before it causes a fall.

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Why medicines cause falls

Medicines affect fall risk through three common mechanisms: dizziness or lightheadedness, drowsiness or slowed reactions, and orthostatic hypotension, the blood-pressure drop that happens when standing up too fast. Older bodies are more sensitive to all three, and the risk climbs when several medicines with these effects are combined. The National Institute on Aging's falls guidance lists medicines among the leading contributors to fall risk, and its medication guidance emphasizes reviewing every medicine with a pharmacist.

The classes worth reviewing (not stopping)

• Blood pressure medicines, especially when the dose changes or a new one starts.
• Sleep medicines and sedatives, which can leave next-morning drowsiness.
• Mood and anxiety medicines, including many common antidepressants and tranquilizers.
• Pain medicines, especially opioids and some nerve-pain drugs.
• Allergy and cold medicines with sedating antihistamines, including some that are sold over the counter.
• Diabetes medicines, when low blood sugar causes shakiness or fainting.

Notice the instruction: review, never stop. Stopping a medicine cold can cause its own crisis, and the decision to change belongs to the clinician and pharmacist.

The pharmacist review that finds it

1. Bring every bottle to one pharmacy, including over-the-counter and supplements. One pharmacy means one person sees the whole picture.
2. Ask the direct question: "Which of these could cause dizziness, drowsiness, or falls?"
3. Ask about timing. Taking a sedating medicine at night instead of morning, or coordinating blood pressure medicine with meals, can reduce the risk without changing the drug.
4. Ask what to watch for in the first two weeks after any dose change. New side effects most often appear early.
5. Ask about the standing test. The pharmacist or clinician can check blood pressure lying, sitting, and standing to catch the drop before it causes a fall.

When a fall has already happened

A fall after a medicine change is a signal, not bad luck. Tell the clinician and the pharmacist about the fall and the timing. If the parent takes a new or changed medicine and then falls, the review starts there, and the National Institute on Aging's guidance on falls and fractures is explicit that falls are not a normal part of aging and deserve a medical conversation.

Related

• Fall-proofing the house: the physical fixes.
• Strength and balance: the exercise side of prevention.
• Medication management: the one-page list and annual review.
• Your parent fell: the first-hour response.

Sources

• National Institute on Aging: Medicines and medication management (retrieved August 2026)
• National Institute on Aging: Falls and falls prevention (retrieved August 2026)

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