Compare Diclofenac vs. Tylenol

Head-to-head comparisons of medication uses, side effects, ratings, and more.

Zorvolex
(Diclofenac)

Tylenol Regular Strength
(Acetaminophen)

Treats arthritis pain and swelling. Zorvolex (Diclofenac) is an okay medication used to treat pain and swelling caused by arthritis. However, because of the risk of heart attack, you should limit the amount you take.Relieves pain and fever. Tylenol Regular Strength (Acetaminophen) reduces fever and relieves pain well, but it doesn't lower inflammation and swelling.
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Reviews & ratings
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Reviews for Tylenol Regular Strength (Acetaminophen)
77%
23% vs. Zorvolex (Diclofenac)
37%
63% vs. Zorvolex (Diclofenac)
3%
3% vs. Zorvolex (Diclofenac)
Side effects
DiclofenacTylenol
  • Constipation 4%
  • Diarrhea 3%
  • Abdominal pain upper 2%
  • Pain in extremity 2%
  • Itching 1%
  • Swelling due to excess fluid 1%
  • Passing gas 1%
More Diclofenac side effects »

We haven’t found good data for Tylenol side effects.

FDA side effect reports for Tylenol »
How it works
DiclofenacTylenol
Zorvolex (Diclofenac) is a non-steroidal anti-inflammatory drug (NSAID). It stops your body from making chemicals that cause inflammation and pain.Tylenol Regular Strength (Acetaminophen) reduces fever and relieves pain, but doesn't lower inflammation and swelling.
Type of medication
DiclofenacTylenol
Pain reliever
Nonsteroidal anti-inflammatory drug (NSAID)
Prescription only
Pain reliever
Acetaminophen (APAP)
Over-the-counter
Available as
DiclofenacTylenol
  • Pill
  • Pill
  • Extended release tablet
  • Chewable tablet
  • Dissolving tablet
  • Gelcap
  • Liquid
  • Suppository
Used for (click to learn more)
DiclofenacTylenol
  • Osteoarthritis pain
Risk factors for serious side effects
DiclofenacTylenol
  • History of heart problems
  • High blood pressure
  • High cholesterol
  • Diabetes
  • Being overweight or obese
  • Smoking
  • History of stomach bleeding or ulcers
  • Age 65 years or older
  • Bleeding disorder
  • Taking other blood-thinning medications
  • Asthma
  • Rhinitis
  • Nasal polyps
  • Aspirin allergy
  • NSAID allergy
  • Kidney problems
  • Heart failure
  • Liver disease
  • Taking diuretics
  • Taking ACE inhibitors or angiotensin receptor blockers (ARBs)
  • Age 65 or older
  • History of high blood pressure
  • Taking water pills (diuretics)
Detailed Zorvolex (Diclofenac) risks & warnings »
  • Drinking more than 2 alcoholic beverages a day
  • Taking with other Tylenol-containing medicines
  • History of liver disease
Detailed Tylenol Regular Strength (Acetaminophen) risks & warnings »
Pregnancy category
DiclofenacTylenol
DFDA pregnancy category (Weigh risks vs. benefits)

Research studies with real people found harmful effects on unborn babies, but the benefits might outweigh the risks even if you’re pregnant. Talk with your doctor.

See the FDA package insert
NFDA pregnancy category (Unknown)

The FDA hasn’t classified this medicine’s effects on unborn babies. Talk with your doctor about this medicine if you’re pregnant or planning on it.

See the FDA package insert
Alcohol
  • You should avoid alcohol while on Zorvolex (Diclofenac) since it can increase your risk of stomach issues.
  • Don't drink alcohol while using Zorvolex (Diclofenac).
  • Drinking alcohol while taking Tylenol Regular Strength (Acetaminophen) can damage your liver.
  • Heavy alcohol drinkers shouldn't use Tylenol Regular Strength (Acetaminophen) since it can cause serious liver damage.
Food
  • Take it with food to avoid getting diarrhea.
No specific food-related info.
Kidneys and liver
  • If you're taking it on a regular basis, you'll need to get labs done to make sure your liver and kidneys aren't being affected.
  • Zorvolex (Diclofenac), and similar medications in the NSAID family, can lower kidney function or cause permanent kidney damage. Taking the lowest dose for the shortest amount of time necessary can lower your risk of kidney problems. It's important to get lab tests to check your kidney function periodically if you use Zorvolex (Diclofenac) for long periods of time.
  • Doesn't cause kidney damage and is safe to use if you have heart problems or if you're pregnant.
Sex
No specific sex-related info.No specific sex-related info.
Sleep
No specific sleep-related info.No specific sleep-related info.
Weight
No specific weight-related info.No specific weight-related info.
Upsides and benefits
DiclofenacTylenol
  • Clinical studies show that Zorvolex (Diclofenac) is better at relieving arthritis pain than acetaminophen (Tylenol).
  • Can be used as needed to treat pain and swelling.
  • Available as a generic.
  • Works well to relieve pain and fevers.
  • Good for menstrual cramps, toothaches, body aches, and mild arthritis pain.
  • Tylenol Regular Strength (Acetaminophen) causes less upset stomach, ulcers, bruising, and bleeding than other pain medications like aspirin, ibuprofen, and naproxen.
  • Doesn't cause kidney damage and is safe to use if you have heart problems or if you're pregnant.
  • Although not without side effects, it's been around for a long time and is generally safe for short-term use.
Downsides and risks
DiclofenacTylenol
  • You should avoid alcohol while on Zorvolex (Diclofenac) since it can increase your risk of stomach issues.
  • If you're taking it on a regular basis, you'll need to get labs done to make sure your liver and kidneys aren't being affected.
  • Tylenol Regular Strength (Acetaminophen) doesn't treat pain as well as other medications like ibuprofen and naproxen.
  • Drinking alcohol while taking Tylenol Regular Strength (Acetaminophen) can damage your liver.
  • To avoid hurting your liver, you need to keep track of the total amount of acetaminophen (APAP) you are taking since it's a very common ingredient in pain and cold/flu combination medicines.
  • Heavy alcohol drinkers shouldn't use Tylenol Regular Strength (Acetaminophen) since it can cause serious liver damage.
Tips from our pharmacists for people taking the medication
DiclofenacTylenol
  • Take it with food to avoid getting diarrhea.
  • Don't drink alcohol while using Zorvolex (Diclofenac).
  • Don't take other anti-inflammatory medications (NSAIDs) without talking to your doctor or pharmacist.
  • Can cause swelling in your legs, abdominal pain, constipation, diarrhea, and an upset stomach.
  • Don't take antacids with magnesium since they can interact with Zorvolex (Diclofenac).
  • Take Zorvolex (Diclofenac) at the smallest dose possible for the shortest amount of time to prevent an increased risk of heart attack.
  • Starts working in one hour.
  • Contains acetaminophen, also known as Tylenol or APAP. Taking too much can cause liver failure and death. Don't take more than what's recommended on the package or with other Tylenol-containing products.
  • Follow age-specific dosing instructions on how much to take. Adults should never take more than 3,000 milligrams (mg) in a single day.
  • Let your doctor know if your symptoms don't improve in a few days.
Learn more
More about DiclofenacSide effectsReviews & ratingsAlternativesFDA package insert
More about TylenolSide effectsReviews & ratingsAlternativesFDA package insert