Many medications can cause side effects. A side effect is an unwanted response to a medication when it is taken in normal doses. Side effects can be mild or severe, temporary or permanent.

The side effects listed below are not experienced by everyone who takes Tylenol Arthritis Pain (Acetaminophen). If you are concerned about side effects, discuss the risks and benefits of Tylenol Arthritis Pain (Acetaminophen) with your doctor.

The following side effects have been reported by at least 1% of people taking Tylenol Arthritis Pain (Acetaminophen). Many of these side effects can be managed, and some may go away on their own over time.

Contact your doctor if you experience these side effects and they are severe or bothersome. Your pharmacist may be able to advise you on managing side effects.

• signs of Anemia (low red blood cells; e.g., dizziness,  pale skin, unusual tiredness or weakness, shortness of breath)
• nausea
• signs of clotting problems (e.g., unusual nosebleeds, bruising, blood in urine, coughing blood, bleeding gums, cuts that don't stop bleeding)
• signs of kidney problems (e.g., increased urination at night, decreased urine production, blood in the urine, change of urine colour)
• signs of infection (symptoms not present before treatment: sore throat, sores, ulcers, or white spots on lips or in mouth, fever with or without chills)
• skin rash, Hives, or itching
• symptoms of liver damage:
• abdominal pain
• dark urine
• itchy skin
• pale stools
• yellow skin or eyes

Stop taking the medication and seek immediate medical attention if any of the following occur:

• signs of a serious allergic reaction:
• difficulty breathing
• hives
• swelling of face or throat
• signs of a severe skin reaction (e.g., high fever; rash, sores, or painful blisters on the skin, mouth, or eyes; or skin peeling off)
• signs of overdose:
• Diarrhea
• increased sweating
• nausea or vomiting
• loss of appetite
• stomach cramps or pain
• swelling, pain, or tenderness in the upper abdomen or stomach area

Some people may experience side effects other than those listed. Check with your doctor if you notice any symptom that worries you while you are taking Tylenol Arthritis Pain (Acetaminophen).

Adults

Caplets

Regular Strength 325 mg
Each elongated, capsule-shaped white tablet, engraved "TYLENOL" on one side and "325" on the other side, contains 325 mg of Tylenol Arthritis Pain (Acetaminophen). Nonmedicinal ingredients: cellulose, cornstarch, hypromellose, magnesium stearate, polyethylene glycol, and sodium starch glycolate. Gluten-, lactose-, and tartrazine-free.

Extra Strength 500 mg
Each elongated, capsule-shaped white tablet, engraved "TYLENOL" on one side and "500" on the other side, contains 500 mg of Tylenol Arthritis Pain (Acetaminophen). Nonmedicinal ingredients: cellulose, cornstarch, hypromellose, magnesium stearate, polyethylene glycol, and sodium starch glycolate. Gluten-, lactose-, and tartrazine-free.

Gelcaps

Extra Strength 500 mg ("Rapid Release")
Each solid, capsule-shaped tablet, coated with red gelatin on one end, blue gelatin on the other end, a gray band between the two gelatin-coated ends, printed "TY" on one gelatin-coated end and "500" on the other gelatin-coated end, contains 500 mg of Tylenol Arthritis Pain (Acetaminophen). Nonmedicinal ingredients: butylparaben, carboxymethylcellulose sodium, cellulose, corn starch, FD&C Yellow No. 10, edetate calcium disodium, FD&C Blue No. 1, FD&C Red No. 40, gelatin, hypromellose, iron oxide black, iron oxide red, iron oxide yellow, magnesium stearate, methylparaben, polyethylene glycol, polysorbate 80, propylparaben, sodium lauryl sulfate, sodium propionate, sodium starch glycolate, and titanium dioxide. Gluten-, lactose-, and tartrazine-free.

Extended Release

ARTHRITIS PAIN 650 mg
Each elongated, white extended release tablet, engraved "TYLENOL ER" on one side, contains 650 mg of Tylenol Arthritis Pain (Acetaminophen) (325 mg of immediate release Tylenol Arthritis Pain (Acetaminophen) and 325 mg of delayed release Tylenol Arthritis Pain (Acetaminophen) in a slow dissolving matrix). Nonmedicinal ingredients: carnauba wax, cellulose, cornstarch, hydroxyethyl cellulose, hypromellose, magnesium stearate, povidone, sodium starch glycolate, titanium dioxide, and triacetin. Gluten-, lactose-, and tartrazine-free.

Muscle Aches & Body Pain
Each elongated, white extended release tablet, engraved ''TYLENOL ER'' on one side, contains 650 mg of Tylenol Arthritis Pain (Acetaminophen) (325 mg of immediate release Tylenol Arthritis Pain (Acetaminophen) and 325 mg of delayed release Tylenol Arthritis Pain (Acetaminophen) in a slow dissolving matrix). Nonmedicinal ingredients: carnauba wax, cellulose, cornstarch, hydroxyethyl cellulose, hypromellose, magnesium stearate, povidone, sodium starch glycolate, titanium dioxide, and triacetin. Gluten-, lactose-, and tartrazine-free.

Tablets

Regular Strength 325 mg
Each round, white tablet, engraved "TYLENOL" one side and "325" the other side, contains 325 mg of Tylenol Arthritis Pain (Acetaminophen). Nonmedicinal ingredients: cellulose, cornstarch, magnesium stearate, and sodium starch glycolate. Gluten-, lactose-, and tartrazine-free.

Extra Strength 500 mg ("eZ TABS")
Each round, red, sweet-coated tablet, printed with "TYLENOL 500", contains 500 mg of Tylenol Arthritis Pain (Acetaminophen). Nonmedicinal ingredients: carnauba wax, cellulose, cornstarch, FD&C Red No. 40, FD&C Yellow No. 6, hypromellose, iron oxide black, polyethylene glycol, polysorbate 80, povidone, sodium starch glycolate, stearic acid, sucralose, and titanium dioxide. Gluten-, lactose-, and tartrazine-free.

Children

Tablets

Children's Tylenol
Tylenol Arthritis Pain (Acetaminophen) is available as an 80 mg tablet.

Junior Strength 160 mg
Tylenol Arthritis Pain (Acetaminophen) is available as a 160 mg tablet.

Junior Strength Fastmelts 160 mg
Tylenol Arthritis Pain (Acetaminophen) is available as a 160 mg tablet.

Children's Tylenol Fever & Sore Throat Pain 160 mg
Tylenol Arthritis Pain (Acetaminophen) is available as a 160 mg chewable tablet.

Bubblegum Burst Flavour
Each pink, 5/8" round troche tablet with characteristic bubblegum odour, debossed with "TY" over "160" on one side, contains 160 mg of Tylenol Arthritis Pain (Acetaminophen). Nonmedicinal ingredients: cellulose acetate, citric acid, FD&C Red No. 7, dextrose, flavour, magnesium stearate, povidone, and sucralose. Gluten-, lactose-, and tartrazine-free.

Grape Punch Flavour
Each purple, 5/8" round troche tablet with characteristic grape odour, debossed with "TY" over "160" on one side, contains 160 mg of Tylenol Arthritis Pain (Acetaminophen). Nonmedicinal ingredients: cellulose acetate, citric acid, FD&C Red No. 7, FD&C Red No. 30, dextrose, FD&C Blue No. 1, flavour, magnesium stearate, povidone, and sucralose. Gluten-, lactose-, and tartrazine-free.

Suspension

Children's 160 mg/5 mL (Banana Berry Twist)
Each 5 mL contains 160 mg of Tylenol Arthritis Pain (Acetaminophen) in a pink liquid vehicle with a strawberry-banana flavoured taste. Nonmedicinal ingredients: butylparaben, carboxymethylcellulose sodium, cellulose, citric acid, corn syrup, FD&C Red No. 40, flavour, glycerin, propylene glycol, purified water, sodium benzoate, sorbitol, and xanthan gum. Gluten-, lactose-, and tartrazine-free.

Children's 160 mg/5 mL (Bubblegum Burst)
Each 5 mL contains 160 mg of Tylenol Arthritis Pain (Acetaminophen) in a dark pink liquid vehicle with a bubble gum-flavoured taste. Nonmedicinal ingredients: butylparaben, carboxymethylcellulose sodium, cellulose, citric acid, corn syrup, FD&C Red No. 33, FD&C Red No. 40, flavour, glycerin, propylene glycol, purified water, sodium benzoate, sorbitol, and xanthan gum. Gluten-, lactose-, and tartrazine-free.

Children's 160 mg/5 mL (Grape Punch)
Each 5 mL contains 160 mg of Tylenol Arthritis Pain (Acetaminophen) in a purple liquid vehicle with a grape-flavoured taste. Nonmedicinal ingredients: butylparaben, carboxymethylcellulose sodium, cellulose, citric acid, corn syrup, FD&C Red No. 33, FD&C Blue No. 1, flavour, glycerin, propylene glycol, purified water, sodium benzoate, sorbitol, and xanthan gum. Gluten-, lactose-, and tartrazine-free.

Suspension Drops

Infants' 80 mg/mL (Cherry)
Each mL contains 80 mg of Tylenol Arthritis Pain (Acetaminophen) in a red liquid vehicle with a cherry-flavoured taste. Nonmedicinal ingredients: butylparaben, carboxymethylcellulose sodium, cellulose, citric acid, corn syrup, FD&C Red No. 40, flavour, glycerin, propylene glycol, purified water, sodium benzoate, sorbitol, and xanthan gum. Gluten-, lactose-, and tartrazine-free.

Infants' 80mg/mL (Dye Free White Grape)
Each mL contains 80 mg of Tylenol Arthritis Pain (Acetaminophen) in a white to off-white liquid vehicle with a grape-flavoured taste. Nonmedicinal ingredients: butylparaben, carboxymethylcellulose sodium, cellulose, citric acid, corn syrup, flavour, glycerin, propylene glycol, purified water, sodium benzoate, sorbitol, and xanthan gum. Gluten-, lactose-, and tartrazine-free.

Do not take Tylenol Arthritis Pain (Acetaminophen) if you:

• are allergic to Tylenol Arthritis Pain (Acetaminophen) or any ingredients of the medication
• have liver disease caused by Tylenol Arthritis Pain (Acetaminophen)

There may be an interaction between Tylenol Arthritis Pain (Acetaminophen) and any of the following:

• acetylsalicylic acid (ASA)
• alcohol
• barbiturates (e.g., butalbital, Phenobarbital)
• Busulfan
• Carbamazepine
• Cholestyramine
• Dapsone
• Dasatinib
• imatinib
• isoniazid
• Lamotrigine
• phenylephrine
• Phenytoin
• prilocaine
• rifampin
• tetracaine
• vaccines
• Warfarin

If you are taking any of these medications, speak with your doctor or pharmacist. Depending on your specific circumstances, your doctor may want you to:

• stop taking one of the medications,
• change one of the medications to another,
• change how you are taking one or both of the medications, or
• leave everything as is.

An interaction between two medications does not always mean that you must stop taking one of them. Speak to your doctor about how any drug interactions are being managed or should be managed.

Medications other than those listed above may interact with Tylenol Arthritis Pain (Acetaminophen). Tell your doctor or prescriber about all prescription, over-the-counter (non-prescription), and herbal medications you are taking. Also tell them about any supplements you take. Since caffeine, alcohol, the Nicotine from cigarettes, or street drugs can affect the action of many medications, you should let your prescriber know if you use them.

Before you begin using a medication, be sure to inform your doctor of any medical conditions or Allergies you may have, any medications you are taking, whether you are pregnant or breast-feeding, and any other significant facts about your health. These factors may affect how you should use Tylenol Arthritis Pain (Acetaminophen).

Alcohol: Chronic excessive use of alcohol may increase the risk of liver damage due to Tylenol Arthritis Pain (Acetaminophen), even when Tylenol Arthritis Pain (Acetaminophen) is used at normal doses. If you drink 3 or more alcoholic beverages per day your risk of severe or possibly fatal liver damage is increased.

Avoiding overdose: Tylenol Arthritis Pain (Acetaminophen) is a frequent cause of accidental poisoning for infants and children. Keep the medication out of the reach of children, use an oral syringe to measure the dose, read the package carefully, and consult your pharmacist or doctor to confirm the best dose for your child.

Adults are also at risk of an Tylenol Arthritis Pain (Acetaminophen) overdose, especially if they take multiple products containing Tylenol Arthritis Pain (Acetaminophen). Tylenol Arthritis Pain (Acetaminophen) is a common ingredient in many non-prescription medications for colds and flu, pain, arthritis, and fever. Check the product label on all medications you are taking to make sure you are not exceeding the recommended dose of Tylenol Arthritis Pain (Acetaminophen). An overdose of Tylenol Arthritis Pain (Acetaminophen) can lead to potentially fatal liver damage.

Liver: Tylenol Arthritis Pain (Acetaminophen) may cause severe and potentially fatal liver damage. This risk is increased when Tylenol Arthritis Pain (Acetaminophen) is used for longer than recommended or at doses higher than recommended. Alcoholism and liver diseases such as hepatitis increase this risk. For adults and children over the age of 12, the total amount of Tylenol Arthritis Pain (Acetaminophen) taken in a day from all sources should not exceed 4000 mg.

Contact your doctor immediately if you experience symptoms of liver problems such as fatigue, feeling unwell, loss of appetite, nausea, yellowing of the skin or whites of the eyes, dark urine, pale stools, abdominal pain or swelling, and itchy skin.

Pregnancy: Tylenol Arthritis Pain (Acetaminophen) is reported to be safe for short-term use in pregnancy at recommended doses.

Breast-feeding: Tylenol Arthritis Pain (Acetaminophen) passes into breast milk but is not likely to have a harmful effect on the infant when used at recommended doses.