What Is the L484 White Pill?

Updated January 6, 2026

An image of Karena Mathis, author for gratitude lodge
Authored By:

Karena Mathis

Edited By

Amy Leifeste

Medically Reviewed By

Sean O'Neill
MS, LMFT 112879

Explore treatment options today. For general drug info, contact your doctor.

What Is the L484 White Pill?

Updated January 6, 2026

Authored By:

Karena Mathis

Edited By

Amy Leifeste

Explore treatment options today. For general drug info, contact your doctor.

White L484 Pill Side Effects and Safety Concerns

The L484 pill is available over-the-counter as a pain reliever. While itโ€™s possible to get L484 pills like Tylenol without a prescription, abusing this medication can be dangerous.

This guide explores the uses and dangers of OTC medications like L484 pills and shows you how to connect with compassionate treatment for any type of addiction.

What Is L484 Pill?

The white oval pill L484 goes by many names, including white pill L484 and L484 white oblong pill.

This L484 white oval pill is a type of medicine you can buy without a prescription to help with pain and fever. The pill has 500mg of acetaminophen as its active ingredient. It is a white, oval-shaped tablet with L484 printed on one side.

Acetaminophen [1] is a common ingredient in many pain relief and fever-reducing medicines.

  • Active ingredient: The main ingredient is acetaminophen. L484 pills contain 500mg of this painkiller.
  • Pill imprint: The pill has L484 printed on it.
  • Use: This pill is used to relieve pain and reduce fever.

The L484 imprint on the pill is used to identify this specific type of OTC acetaminophen. This helps pharmacists and people buying the medicine to easily find and choose the right product from the store shelves. The L484 mark is unique to this acetaminophen pill, making it easy to recognize.

An image of the L484 pill

What Is the L484 Pill Used For?

The L484 pill is mainly used for two purposes:

  • Pain relief: This pill can help reduce different kinds of pain [2], like headaches, muscle aches, toothaches, and menstrual cramps. It helps people feel better when they are hurting.
  • Fever reduction: The L484 pill can also help lower a fever. If you have a high temperature because of an illness like the flu or a cold, taking this pill can help bring your fever down and make you feel more comfortable.

Remember, even though the L484 pill can be very helpful, itโ€™s essential to take it exactly as the directions say. Taking too much can be harmful and cause serious health problems. If you are unsure about how much to take, ask a healthcare professional.

Is the L484 White Oblong Pill Hydrocodone?

No, the white oblong pill does not contain [3] hydrocodone, which is a strong opioid painkiller. The L484 white oblong pill contains acetaminophen, a non-opioid painkiller.

Brand Names for L484 Pill

Acetaminophen, the main ingredient in the L484 pill, is found in many different brand-name medicines that you can buy at the store. Here are some other common types of acetaminophen products:

  • Tylenol: Tylenol is a very popular brand name for acetaminophen. It is available in many forms, such as extra strength, rapid release, and extended release.
  • Panadol: Panadol is another brand of acetaminophen. It is used to help with pain and to reduce fever, and it also comes in different strengths.
  • Nyquil: Some types of Nyquil, which is used for colds and flu, contain acetaminophen along with other ingredients to help you feel better.
  • Dayquil: Dayquil is similar to Nyquil but is made for use during the day. Some types of Dayquil also contain acetaminophen.
  • Feverall: Feverall is a type of acetaminophen that comes as a suppository, which can be used for reducing fever in both children and adults.
  • Excedrin Tension Headache: This medicine combines acetaminophen with caffeine to help with tension headaches [4].

These brand names offer different ways to take acetaminophen, so you can choose the one that works best for you. Always follow the instructions on the package or what your doctor tells you to make sure you use it safely.

L484 Side Effects

Taking the L484 pill can sometimes cause side effects. Knowing about these can help stay safe.

Common Side Effects

These side effects are not too serious and often go away on their own:

  • Nausea: You might feel like you want to throw up.
  • Headache: Even though itโ€™s meant to help with headaches, sometimes it can cause them too.
  • Rash: You might get a red, itchy rash on your skin.
  • Loss of appetite: You might not feel like eating.
  • Stomach pain: Your stomach might hurt a bit.

Serious Side Effects

These side effects are more serious and you should see a doctor if they happen:

  • Allergic reactions: Signs include trouble breathing, swelling of your face, lips, tongue, or throat, and a severe rash.
  • Liver damage: Taking too much acetaminophen can hurt your liver. Signs include yellowing of your skin or eyes [5] (jaundice), dark urine, and extreme tiredness.
  • Severe skin reactions: Some people might get a severe skin reaction called Stevens-Johnson syndrome [6]. Signs include a red or purple rash that spreads and blisters.
  • Bleeding or bruising: If you notice unusual bleeding or bruising, it could be a sign of a serious problem.

Interactions

The L484 pill can interact with other substances, which means it can cause problems if taken with other medicines or alcohol:

  • Alcohol: Drinking alcohol while taking the L484 pill can increase the risk of liver damage.
  • Other medications: Some medicines can interact with acetaminophen, like blood thinners (such as warfarin), other pain relievers, and cold medicines. Always tell your doctor about all the medicines you are taking to avoid interactions.
  • Herbal supplements: Some herbal products can also interact with acetaminophen. Always check with your doctor before taking any supplements.

Warnings

There are important warnings you need to know about the L484 pill to stay safe:

  • Do not take more than directed: Always follow the dosage instructions on the package or from your doctor. Taking too much can cause serious health problems.
  • Avoid alcohol: Do not drink alcohol while taking the L484 pill. Mixing alcohol and acetaminophen can cause severe liver damage.
  • Keep out of reach of children: Make sure to store the L484 pill in a place where children cannot reach it to prevent accidental overdose.
  • Pregnancy: Those who are pregnant or breastfeeding should consult their doctor before taking the L484 pill. It can pass to the baby and cause problems.
  • Check other medicines: Many cold, flu, and pain medicines also contain acetaminophen. Taking more than one of these can lead to an overdose. Always check the labels of other medicines to make sure youโ€™re not taking too much acetaminophen.

Remember, while the L484 pill can help with pain and fever, itโ€™s vital to use it safely and responsibly. Always follow the directions and talk to a healthcare professional with any questions or concerns.

L484 Risks

Using the L484 pill can be helpful, but it also comes with risks if not used correctly. Here are some of the risks you should be aware of:

  • Overdose: Taking too much of the L484 pill can lead to an overdose, which can be very dangerous [7] and even life-threatening. Symptoms of an overdose include severe stomach pain, nausea, vomiting, sweating, and confusion. If you suspect an overdose, seek medical help immediately.
  • Liver damage: One of the most serious risks of taking too much acetaminophen is liver damage. This can happen if you take more than the recommended dose, especially over a long period. Signs of liver damage include jaundice, dark urine, and extreme tiredness.
  • Allergic reactions: Some people may have an allergic reaction to acetaminophen. This can cause symptoms like rash, itching, swelling, severe dizziness, and trouble breathing. If you experience any of these symptoms, stop taking the medicine and get medical help right away.
  • Interactions with other medicines: The L484 pill can interact with other medications you may be taking, which can increase the risk of side effects or reduce the effectiveness of the medicines. Always tell your doctor about all the medicines and supplements you are taking.

Is it a Narcotic?

No, the L484 pill is not a narcotic [8]. Narcotics, also known as opioids, are a type of medicine used to relieve severe pain. They work by binding to opioid receptors in the brain to block pain signals. Examples of narcotics include morphine, oxycodone, hydrocodone, and fentanyl.

The L484 pill contains acetaminophen, which is not an opioid. Acetaminophen works differently by reducing the production of certain chemicals in the brain that cause pain and fever. Because it is not a narcotic, the L484 pill does not have the same risks of addiction and abuse as opioids. However, it is still important to use it carefully and follow the dosage instructions to avoid any potential risks.

Addiction Risks

While the L484 pill is not a narcotic and does not have the same high risk of addiction as opioids, there are still some concerns to be aware of:

  • Dependence: Some people may develop [9]ย a dependence on pain relief medications, including acetaminophen. This means they feel like they need to take the medicine regularly to feel okay.
  • Tolerance: Over time, your body can get used to the effects of acetaminophen, and you might need to take more of it to feel the same level of pain relief. This can lead to taking higher doses than recommended, which increases the risk of side effects and overdose.
  • Misuse: Using the L484 pill in a way that is not recommended, such as taking too much or using it for a purpose other than pain relief or fever reduction, can lead to serious health problems.

L484 Misuse & Overdose

Misusing the L484 pill means taking it in a way that is not recommended. This can include taking too much, taking it more often than directed, or using it for a purpose other than pain relief or fever reduction. Misuse can lead to serious health problems, including overdose.

Signs of Misuse

  • Taking more than recommended: If you take more than the recommended dose of the L484 pill, you are misusing the medication. This can lead to serious side effects and increase the risk of overdose.
  • Using for non-medical reasons: Taking the L484 pill to feel a certain way, rather than for pain relief or fever reduction, is misuse.
  • Ignoring directions: Not following the instructions on the package or from your doctor, such as taking the pill more often than directed, is a form of misuse.

Overdose

An overdose happens when you take too much of the L484 pill. This can be very dangerous and requires immediate medical attention.

Symptoms of overdose include:

  • Nausea and vomiting: You might feel very sick to your stomach and throw up.
  • Severe stomach pain: Your stomach might hurt a lot.
  • Sweating: You might start to sweat a lot.
  • Confusion: You could feel very confused and not know what is happening.
  • Liver damage: Signs of liver damage from an overdose include jaundice, dark urine, and extreme tiredness.

If you think someone has taken too much of the L484 pill, act quickly:

  • Call for help: Contact emergency services right away.
  • Provide information: Tell them what was taken, how much, and when it happened.
  • Follow instructions: Do what the emergency operator tells you to do while waiting for help to arrive.

Prevention is the best way of avoiding complications from L484 pill overdose.

  • Follow directions: Always take the L484 pill exactly as directed on the package or by your doctor.
  • Use a timer: Set a timer to remind you when itโ€™s time to take your next dose, so you donโ€™t accidentally take too much.
  • Keep track: Write down when you take each dose to avoid taking an extra one by mistake.
  • Store safely: Keep the L484 pill out of reach of children and anyone who might misuse it.

Remember, while the L484 pill can help with pain and fever, you must use it safely and responsibly. Always follow the directions and talk to a healthcare professional if you have any questions or concerns. By doing so, you can avoid the risks of misuse and overdose, and stay healthy.

Get Drug & Alcohol Addiction Treatment at Gratitude Lodge

If you or a loved one needs compassionate and effective treatment for addiction, reach out to Gratitude Lodge. We have luxury rehabs in Long Beach and Newport Beach offering residential rehab programs for all types of addictions and mental health issues.

Our medical detox program is ideal for those dependent on drugs or medications. 24/7 care and access to medications makes withdrawal safer and easier. After detox, ongoing treatment teaches coping skills for ongoing recovery.

Every addiction is different, so all our inpatient treatment programs deliver personalized therapies, such as:

  • Talk therapies
  • Motivational therapies
  • Group therapy
  • Counseling
  • Family therapy
  • MAT (medication-assisted treatment)
  • Holistic therapies
  • Aftercare

Call our recovery experts today at 844-576-0144.

Sources

[1] https://medlineplus.gov/druginfo/meds/a681004.html

[2] https://www.ncbi.nlm.nih.gov/books/NBK560692/

[3] https://medlineplus.gov/druginfo/meds/a614045.html

[4] https://www.hopkinsmedicine.org/health/conditions-and-diseases/headache/tension-headaches

[5] https://www.ncbi.nlm.nih.gov/books/NBK544252/

[6] https://www.ncbi.nlm.nih.gov/books/NBK459323/

[7] https://medlineplus.gov/ency/article/002598.htm

[8] https://www.dea.gov/sites/default/files/2020-06/Narcotics-2020.pdf

[9] https://www.ncbi.nlm.nih.gov/pmc/articles/PMC8583742/

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