Introduction: Why the Yellow Rectangle Pill R039 Is in High Demand
In today’s world, where anxiety, insomnia, and panic disorders have become part of everyday conversations, one name consistently comes up the Yellow Rectangle Pill R039. Often recognized by its unique color and shape, this 2mg Alprazolam bar has become one of the most talked-about anti-anxiety medications in the United States. People from all walks of life search online for phrases like “buy yellow rectangle pill R039 online” or “trusted online pharmacy for Xanax” because this pill offers something many crave: calmness, control, and clarity in moments of chaos.
At Tegrity Pharma, we understand that need for peace. That’s why we provide a secure, discreet, and reliable way for customers to access authentic Alprazolam R039 bars and other mental health medications. Our mission is not just to sell products but to help you find trusted, medically backed solutions that make a real difference in your life.

What Is the Yellow Rectangle Pill R039?
The yellow rectangle pill R039, more commonly known as the Yellow Xanax bar, contains 2mg of Alprazolam, a powerful benzodiazepine prescribed for anxiety disorders, panic attacks, and acute stress symptoms. Manufactured by Actavis Pharma, this medication is known for its distinct rectangular shape, yellow color, and “R039” imprint features that help users easily identify it.
Alprazolam, the active ingredient, works by slowing down the nervous system, helping users experience a calming sensation within minutes. It is often prescribed to people who struggle with generalized anxiety disorder (GAD), panic disorder, or those going through acute emotional stress. Searches for “yellow rectangle pill R039” or “identify yellow Xanax bar” have surged in recent years as more people recognize the importance of treating mental health with professional care.
At Tegrity Pharma, we make sure you receive genuine R039 Xanax bars and other prescription medications with the same professional care and safety you’d expect from a local pharmacy.
How the Yellow Rectangle Pill R039 Works
The R039 yellow Xanax bar works by enhancing the effects of gamma-aminobutyric acid (GABA), a naturally occurring neurotransmitter that reduces brain activity. When Alprazolam interacts with GABA receptors, it helps the brain and body relax, lowering symptoms of overthinking, panic, and physical anxiety such as rapid heartbeat or trembling.
What makes the yellow rectangle pill R039 so effective is how fast it works. Many patients notice a sense of relief within 30 to 60 minutes after taking a dose. This rapid action makes it one of the most trusted short-term treatments for anxiety spikes or panic attacks.
However, like all benzodiazepines, its effectiveness depends on proper dosage and professional supervision and that’s where guidance from Tegrity Pharma’s team and licensed medical partners becomes essential.
Benefits and Effectiveness of the Yellow Rectangle Pill R039
The R039 bar has built its reputation on reliability. It provides fast, noticeable relief for those who experience episodes of overwhelming anxiety or panic. Many users describe it as “a reset button” for the mind, helping them regain control when anxiety feels unmanageable.
Aside from managing panic attacks and stress-related insomnia, the pill is also prescribed for short-term treatment of depression-related anxiety, restlessness, and even certain mood instability symptoms. Because it contains 2mg Alprazolam, the yellow R039 bar is considered a high-strength form of Xanax, often prescribed when lower doses fail to deliver adequate results.
At Tegrity Pharma, patients often share stories of regaining stability in their daily routines thanks to legitimate prescriptions and properly managed medication plans. We’re proud to provide access to authentic treatments that make that kind of change possible.
Proper Dosage and Administration
Safe usage of the yellow rectangle pill R039 depends entirely on the individual their medical history, body chemistry, and the severity of their symptoms. Generally, healthcare providers start patients at a low dose, such as 0.25mg to 0.5mg, taken two or three times a day, and gradually adjust the dosage based on effectiveness and tolerance.
The R039 bar itself contains 2mg of Alprazolam and is conveniently scored, meaning it can be split into smaller doses when necessary. This flexibility allows users to control dosage under the supervision of a medical professional. The effects typically last between four to six hours, though this can vary depending on metabolism and whether the pill is taken on an empty stomach.
As a controlled substance under Schedule IV, Xanax should never be shared or taken without medical approval. At Tegrity Pharma, we emphasize patient education and legal compliance, ensuring every customer understands the medication they receive.
Potential Side Effects and Safety Precautions
While the yellow rectangle pill R039 is highly effective, users must approach it responsibly. Common side effects include drowsiness, lightheadedness, and temporary loss of coordination. More serious reactions, such as confusion or dependence, can occur with prolonged misuse or abrupt discontinuation.
This is why prescription guidance is so important. Some users may also experience mild withdrawal symptoms if they stop taking Alprazolam suddenly. To prevent this, physicians often recommend a gradual tapering schedule.
At Tegrity Pharma, we help ensure customers understand both the benefits and the risks before ordering. Each product listing provides detailed descriptions, dosage guides, and safe-use recommendations because your health and safety come first.

Buying the Yellow Rectangle Pill R039 Online Safely
The internet is full of counterfeit pills marketed as “R039 Xanax,” many of which contain fentanyl or synthetic benzodiazepines that can be deadly. This is why sourcing from a verified online pharmacy like TegrityPharma.com is crucial.
When you order from Tegrity Pharma a trusted Online Pharmacy USA, you receive:
- Authentic medication directly from certified manufacturers
- Discreet packaging with no visible pharmaceutical labeling
- Fast, secure delivery across the USA
- Dedicated customer support to guide you through every step
Many users searching “order yellow rectangle pill R039 online USA” or “buy prescription meds online fast shipping” discover that Tegrity Pharma is one of the few trusted platforms offering both convenience and credibility.
Why Choose Tegrity Pharma for Prescription Medications
Tegrity Pharma has built a strong reputation for reliability, authenticity, and patient focused service. Whether you’re searching for authentic Xanax bars, Hydromorphone 8mg, or Dilaudid for pain management, we ensure all medications come from legitimate, verifiable sources.
Customers choose Tegrity because:
- We value discretion and privacy as much as you do.
- We supply only pharmacist-approved medications.
- We provide detailed education on safe medication use.
- We ship quickly and securely anywhere in the USA.
Beyond anxiety medications like Yellow R039 Xanax, Tegrity Pharma also offers a curated range of pain management solutions (Oxycodone K56, Hydromorphone Hydrochloride 8mg), mental health treatments (S-Isomer Ketamine, Spravato Esketamine), and even psychedelic research products for therapeutic innovation.
Drug Class and Composition Details
The Yellow Rectangle Pill R039 belongs to the benzodiazepine drug class and contains 2mg of Alprazolam USP. This active compound works as a central nervous system depressant, promoting calm and relaxation. Inactive ingredients include FD&C Yellow No. 6, magnesium stearate, and docusate sodium all standard in pharmaceutical formulations.
This pill is manufactured by Actavis Pharma and classified as a Schedule IV controlled substance, meaning it has a recognized medical use but must be prescribed responsibly. The distinct “R039” imprint and yellow hue help distinguish it from counterfeit versions.
Frequently Asked Questions About the Yellow Rectangle Pill R039
What is the yellow rectangle pill R039?
The yellow rectangle pill R039 is a 2mg Alprazolam tablet (generic Xanax) manufactured by Actavis Pharmaceuticals. It belongs to the benzodiazepine drug class and is prescribed for anxiety and panic disorders.
Is R039 the same as Xanax?
Yes. The R039 pill contains alprazolam, the same active ingredient found in branded Xanax. The difference lies in the manufacturer and pill design, but the therapeutic effect is the same.
How strong is the yellow R039 Xanax bar?
Each R039 bar contains 2mg of Alprazolam, one of the highest standard doses available. It is scored into four sections, allowing patients to split it into 0.5mg doses if prescribed.
How long does the yellow rectangle pill R039 last?
The effects typically last 4–6 hours, depending on dosage, metabolism, and tolerance. Many patients report relief within 20–40 minutes of taking the pill.
What are the side effects of R039 Xanax bars?
Common side effects include:
- Drowsiness
- Dizziness
- Fatigue
- Slowed coordination
Serious risks include dependency, memory problems, confusion, and respiratory depression if misused or combined with alcohol/opioids.
Can I buy R039 Xanax bars online safely?
Only through licensed, verified pharmacies with a valid prescription. Many “online sellers” offer counterfeit versions that may contain fentanyl or other dangerous substances. At Tegrity Pharma, we ensure authenticity, safety, and compliance.
How do I identify a real R039 pill vs a fake one?
- Real pill: Light yellow color, clear “R039” imprint, smooth texture, slight bitterness, manufactured by Actavis.
- Fake pill: Orange tint, faded or misspelled imprint, chalky texture, harsh chemical taste, unknown source.
Always use a pill identifier tool or consult a pharmacist.
Is the yellow Xanax bar stronger than the white one?
No. All 2mg Xanax bars (yellow, white, green) contain the same amount of alprazolam. The difference is in colorants, manufacturer, and scoring design.
Can I split the R039 pill into smaller doses?
Yes. The pill is scored into four sections, making it easy to split into 0.5mg or 1mg doses as prescribed by your doctor.
What alternatives exist to the yellow rectangle pill R039?
Doctors may prescribe:
- Clonazepam (Klonopin) – longer-acting relief
- Lorazepam (Ativan) – short-term calming
- Diazepam (Valium) – sedative and muscle relaxant
- SSRIs (Zoloft, Lexapro) – long-term anxiety management
- Buspirone – non-benzodiazepine option
Is Xanax addictive?
Yes. Alprazolam can cause dependence and withdrawal symptoms if misused or taken long-term. Always use under medical supervision.
How long does R039 stay in your system?
Typically 2–6 days, depending on dosage, metabolism, and frequency of use. In drug tests, it may be detectable for longer periods.
Can I order yellow rectangle pill R039 without a prescription?
No. A valid prescription is required at Tegrity Pharma to ensure safety, legality, and compliance.
Why is the yellow rectangle pill R039 so popular?
It is widely recognized for its fast-acting relief, distinctive design, and high dosage strength. Many patients search for it when looking for effective anxiety treatment options.
Where can I find trusted information about R039 and other medications?
At Tegrity Pharma, we provide clear, fact-checked, and stigma-free information about:
Wellness supplements
ADHD medications (Adderall B974, Vyvanse)
Pain management options
Sleep aids (Ambien, Lunesta)
Mental health treatments (SSRIs, SNRIs)

Explore More Prescription Medications at Tegrity Pharma
At Tegrity Pharma, we offer more than just anxiety medications. Our curated collection includes:
- Xanax GG249 White Bars
- Green Xanax S903
- Blue Xanax 031 Pill
- Hydromorphone Hydrochloride 8mg Tablets
- Dilaudid 8mg Pills
- Oxycodone K56 Pink 10mg Tablets
- Spravato (Esketamine) Nasal Spray
- Ketamine S-Isomer
Every product is backed by transparency, safety, and authenticity values that define Tegrity Pharma’s approach to modern medication access.
Final Thoughts: Taking Control of Your Mental Health Safely
The yellow rectangle pill R039 has helped countless people regain stability in their lives. But as powerful as this medication is, safety and authenticity must always come first. The convenience of online access should never come at the expense of your well-being.
At TegrityPharma.com, we provide the balance between accessibility and safety giving you confidence that every product you receive is legitimate, regulated, and responsibly sourced.
If you’re ready to learn more about anxiety management and explore secure, discreet medication options, visit TegrityPharma.com today. Discover genuine solutions, expert guidance, and trusted prescriptions that put your mental health first.
