Nonsteroidal anti-inflammatory drugs (NSAIDs) like ibuprofen or naproxen are the most effective over-the-counter medicines for reducing pain and swelling in a sprained ankle. They work by blocking enzymes that cause inflammation and pain. Always follow dosage instructions and avoid use if you have kidney issues, stomach ulcers, or are on blood thinners.
When ligaments stretch or tear during a sprain, the body releases prostaglandins-chemicals that trigger pain and swelling. NSAIDs inhibit cyclooxygenase (COX) enzymes, which produce prostaglandins. This reduces both swelling and discomfort. Ibuprofen (600 mg every 6-8 hours) and naproxen (220 mg every 12 hours) are proven to reduce pain within 30 minutes of ingestion, according to a 2021 review in the Journal of Orthopaedic & Sports Physical Therapy.
Acetaminophen (Tylenol) relieves pain but does not reduce inflammation. It's less effective for sprains involving significant swelling. For mild pain without swelling, acetaminophen may be sufficient, but it won't address the root issue.
Medicines for a sprained ankle fall into two categories: those targeting pain and swelling, and those supporting recovery. The following table outlines common options:
| Medicine | Primary Effect | Dosage (Adults) | Best For |
|---|---|---|---|
| Ibuprofen (Advil, Motrin) | Pain, swelling, inflammation | 200-600 mg every 6-8 hours | Moderate to severe sprains with swelling |
| Naproxen (Aleve) | Pain, swelling, inflammation | 220 mg every 12 hours | Longer-lasting relief; fewer doses needed |
| Acetaminophen (Tylenol) | Pain only | 500-1000 mg every 6 hours | Mild pain; stomach sensitivity |
Topical NSAID gels (like Voltaren Gel) offer localized relief with lower systemic absorption. A 2020 study in the British Journal of Sports Medicine found topical diclofenac reduced ankle pain by 40% over 7 days, with fewer gastrointestinal side effects than oral NSAIDs.
NSAIDs are most effective in the first 72 hours after injury. Swelling peaks within 24-48 hours. Taking medication early helps prevent prolonged inflammation. After day 3, focus shifts to mobility and strengthening. Continuing NSAIDs beyond 7 days increases risk of stomach bleeding and kidney strain.
For people with asthma, heart disease, or hypertension, NSAIDs can worsen conditions. The American Academy of Orthopaedic Surgeons advises against using NSAIDs in patients with a history of peptic ulcers. Always consult a doctor if you're on anticoagulants like warfarin.
A non-obvious fact: NSAIDs don't speed up tissue healing. They manage symptoms while the body repairs ligaments naturally. Healing takes 4-6 weeks for mild sprains, longer for severe ones. Delaying treatment doesn't improve outcomes-it risks chronic instability.
Many assume stronger painkillers like opioids are better. They're not. Opioids increase addiction risk and don't reduce swelling. The FDA warns against using them for minor injuries like sprains. Using them for a sprained ankle is unnecessary and potentially harmful.
Another mistake: mixing NSAIDs with alcohol. Alcohol increases the risk of stomach bleeding by 300%, per a 2019 study in Gastroenterology. Avoid drinking while taking ibuprofen or naproxen.
Some confuse sprains with fractures. A sprain involves ligament damage; a fracture is bone breakage. If you can't bear weight after 24 hours, or notice deformity, seek imaging. X-rays rule out fractures. Pain from a fracture often worsens with movement, unlike sprains, which hurt most when pressure is applied.
Sarah twisted her ankle while hiking. She experienced immediate swelling and couldn't walk without pain. She took 600 mg ibuprofen at 9 a.m., then repeated every 8 hours. By noon, swelling decreased. She applied ice for 20 minutes every 2 hours and elevated her foot. On day 2, she walked with a cane. By day 5, she returned to light walking. She avoided NSAIDs after day 7 and focused on physical therapy exercises. Her ankle healed fully in 4 weeks.
This case shows that combining medicine with rest, ice, compression, and elevation (RICE) delivers faster recovery than medicine alone.
If pain persists beyond 7 days despite NSAIDs, or if swelling returns after improvement, consult a healthcare provider. Chronic ankle instability affects 20% of people who don't treat sprains properly, according to the National Institute of Arthritis and Musculoskeletal and Skin Diseases.
Always read labels. Some cold medications contain NSAIDs or acetaminophen. Combining them unintentionally leads to overdose. Check ingredients before taking multiple products.
What medicine to take for a sprained ankle is not a one-size-fits-all decision. Ibuprofen or naproxen are standard for pain and swelling. Acetaminophen works for pain only. Avoid long-term NSAID use. Combine medicine with RICE and gradual activity. Seek medical care if symptoms don't improve or worsen.