What Is the Blue M30 Pill?
The blue M30 pill, sometimes referred to as a “Blues” or “Perc 30,” is the 30 mg oxycodone hydrochloride tablet manufactured by FDA-approved pharmaceutical companies such as Mallinckrodt or Actavis.
It’s a Schedule II prescription opioid, meaning it is highly effective for severe pain but also carries a risk for dependence and misuse if not taken exactly as prescribed.
Medical Uses of Oxycodone Blue M30 30 mg Tablet
Doctors prescribe the M30 tablet to manage:
- Severe post-surgical or trauma pain
- Chronic pain requiring long-term opioid therapy
- Cancer-related pain that doesn’t respond to milder analgesics
M30 tablets belong to the opioid agonist class of medications, acting directly on the brain’s pain receptors to reduce perception of pain and induce relaxation.
What Does a Blue M30 Look Like?
| Feature | Description (Authentic Tablet) |
|---|---|
| Imprint | “M” inside a square on one side and “30” on the other |
| Color | Uniform light blue |
| Shape | Small, round, biconvex tablet |
| Texture | Smooth, firm surface |
| Manufacturer | Mallinckrodt, Actavis, or other licensed producers |
| Dispensing Source | Pharmacy with a valid prescription only |
Comparing Oxycodone Tablets: Blue M30 vs. Yellow 230
Understanding the differences between commonly prescribed oxycodone tablets helps patients verify their medications and avoid confusion with counterfeit or illicit versions.
Pill Identifier Medication Name Dosage Strength Manufacturer (Typical) Color / Shape Intended Use Notes Blue M30 Oxycodone Hydrochloride 30 mg Mallinckrodt / Actavis Light blue, round Severe pain management Often called “blue 30” or “Perc 30.” High-dose single-ingredient oxycodone. Yellow 230 Oxycodone Hydrochloride/Acenominophine 10 mg Alvogen Yellow, round Moderate to severe pain Lower dose; also prescribed for transitional pain management. See our 230 Pill Guide.
Note: Because imitation pills exist, always fill prescriptions through a licensed pharmacy. For information on counterfeit versions, see our related guide: Counterfeit Pills & Fentanyl Adulteration: The Hidden Crisis.
Key Takeaways
- M30s are the strongest single-ingredient oxycodone tablet commonly prescribed.
- 230s are lower-dose oxycodone tablets used for transitional pain management.
- 512s (Percocet) combine oxycodone with acetaminophen for moderate pain relief.
- Each has legitimate pharmaceutical uses, but only under physician supervision.
How the Blue M30 Tablet Works
Oxycodone binds to mu-opioid receptors in the brain and spinal cord, blocking pain signals and producing a sense of relief.
When taken as directed, it can safely manage short-term or chronic pain. However, taking higher doses or combining it with other depressants, such as alcohol, benzodiazepines, or sleep aids, can slow breathing and lead to overdose.
Proper Dosage and Administration
- Take exactly as prescribed by your physician.
- Swallow whole, do not crush or split the tablet.
- Never mix with alcohol or unapproved sedatives.
- If you miss a dose, take it only if it’s close to your next scheduled time.
For chronic pain management, doctors may transition patients from M30s to long-acting formulations (like OxyContin) to reduce the frequency of dosing.
Side Effects of M30 Pills
| Common Effects | Serious Effects (Seek Immediate Help) |
|---|---|
| Drowsiness or dizziness | Slow or shallow breathing |
| Constipation | Fainting or loss of consciousness |
| Nausea or vomiting | Blue lips or fingertips |
| Itching or mild rash | Confusion or extreme drowsiness |
Never adjust your dose without medical supervision. Dependence and tolerance can develop even under proper medical use, which is why gradual tapering is recommended when discontinuing.
Drug Interactions and Warnings
- Avoid combining M30 oxycodone with benzodiazepines, muscle relaxants, or antihistamines without approval.
- Inform your provider about any liver, kidney, or respiratory conditions.
- Never share your prescription or use pills obtained from non-medical sources.
Signs of Dependence or Misuse
If you notice escalating use, cravings, or withdrawal symptoms when not taking the medication, these may be signs of opioid dependence. Contact a healthcare provider or treatment center immediately for help, early intervention prevents overdose and long-term health complications.
Brooks Healing Center offers medical detox and opioid-specific recovery programs designed to help individuals safely taper and regain balance under clinical supervision.
Frequently Asked Questions
What is the blue M30 pill used for?
It is prescribed to manage moderate-to-severe pain in patients who require opioid therapy when other treatments are insufficient.
Is the blue M30 a Percocet?
No. Percocet contains oxycodone and acetaminophen, while the M30 tablet is oxycodone only.
Can you take M30s long-term?
Sometimes, under strict medical oversight for chronic pain. Doctors often re-evaluate opioid therapy regularly to prevent dependence.
What are withdrawal symptoms from stopping M30 oxycodone?
Restlessness, sweating, muscle aches, insomnia, and nausea. These are treatable through medical detox or tapering plans.
Where can I learn about fake blue 30 pills?
You can read our companion article: Counterfeit Pills & Fentanyl Adulteration: The Hidden Crisis for signs, risks, and prevention resources.
Sources
- National Library of Medicine. (2023). Oxycodone: MedlinePlus Drug Information. https://medlineplus.gov/druginfo/meds/a682132.html
- U.S. Drug Enforcement Administration. (2023). Drugs of Abuse: Oxycodone (OxyContin®). https://www.dea.gov/factsheets/oxycodone
- Mayo Clinic. (2024). Oxycodone (Oral Route): Description and Precautions. https://www.mayoclinic.org/drugs-supplements/oxycodone-oral-route/description/drg-20074193
