If you’ve found a white oblong pill with “M367” imprinted on it, you might be wondering what it is, what it’s used for, and whether it’s safe to take. This guide will help you identify the pill, understand its purpose, and learn about the possible side effects and safety concerns.
What is the M367 White Oblong Pill?
The M367 pill is identified as Acetaminophen and Hydrocodone Bitartrate 325 mg / 10 mg.
- Hydrocodone – an opioid pain medication.
- Acetaminophen – a non-opioid pain reliever and fever reducer.
This combination is often prescribed for moderate to severe pain and is available by prescription only in the United States.
Appearance & Identification
- Color: White
- Shape: Oblong / Capsule-shaped
- Imprint: “M367” on one side
- Size: Approximately 15mm long
If your pill matches this description, it’s most likely the hydrocodone-acetaminophen combination. Always confirm with a pharmacist before taking any medication.
What is it Used For?
Doctors prescribe the M367 pill to manage pain from:
- Surgery recovery
- Injuries
- Chronic conditions like arthritis
- Severe back pain
- Dental surgery pain
It works by:
- Hydrocodone – changing how the brain and nervous system respond to pain.
- Acetaminophen – reducing fever and enhancing the pain-relief effect.
Dosage & How to Take It
The dosage is based on:
- Your medical condition
- Pain severity
- Response to treatment
General guidelines:
- Take exactly as prescribed.
- Usually taken every 4–6 hours as needed for pain.
- Do not exceed the recommended dose to avoid liver damage from acetaminophen.
Possible Side Effects
Common side effects include:
- Drowsiness
- Lightheadedness
- Nausea or vomiting
- Constipation
Serious side effects that need medical attention:
- Slow or shallow breathing
- Confusion
- Severe dizziness
- Signs of liver damage (yellowing skin/eyes, dark urine)
Addiction and Dependence Risk
Hydrocodone is an opioid, meaning it can be habit-forming.
Long-term use can lead to:
- Physical dependence
- Tolerance (needing more for the same effect)
- Addiction
To lower your risk:
- Take only as prescribed.
- Avoid mixing with alcohol or other sedatives.
- Talk to your doctor about tapering off if you’ve been on it for a long time.
Warnings & Precautions
- Pregnancy: May cause withdrawal symptoms in newborns.
- Driving: Can cause dizziness and drowsiness — avoid operating heavy machinery.
- Mixing with alcohol: Can increase the risk of liver damage and overdose.
- Health conditions: Inform your doctor if you have liver disease, kidney disease, breathing issues, or a history of substance abuse.
Overdose Risk
Overdose symptoms include:
- Slow breathing
- Extreme sleepiness
- Loss of consciousness
- Cold, clammy skin
If overdose is suspected, call 911 immediately.
Frequently Asked Questions (FAQs)
1. Is the M367 pill a strong painkiller?
Yes, it contains hydrocodone, which is a strong opioid, combined with acetaminophen for enhanced pain relief.
2. Can I take it with ibuprofen?
Sometimes, doctors allow combining with ibuprofen for extra pain control, but only under medical supervision.
3. Is the M367 pill addictive?
Yes. Like all opioids, it carries a high risk of addiction and should be used carefully.
4. Can I drink alcohol while taking M367?
No. Alcohol increases the risk of dangerous side effects, including liver damage and overdose.
The Bottom Line
The M367 white oblong pill is a hydrocodone-acetaminophen combination used for moderate to severe pain. While effective, it comes with serious risks like addiction, overdose, and liver damage.
Always take it exactly as prescribed and never share it with others.
If you’re unsure about a pill’s identity or safety, speak to your pharmacist or healthcare provider.
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