R 039 Yellow Bars Vs White Xanax Bars: Differences and Similarities


Here is a face-off between two alprazolam-containing medications, in a bout we call R 039 Yellow Bars Vs White Xanax Bars. These medications are known to be similar in more ways than they are different and their effectiveness in treating panic and anxiety disorders in exemplary.

R 039 Yellow Bars are physically similar to the White Xanax Bars. However, there are some aspects of their appearance that make them distinguishable from each other. Some are easy to spot, while others will take a detailed observation of both Xanax bars to see.

Also, in the composition of ingredients used in the manufacture of these medications, there are strings of similarities and some, of differences.

This article is meant to give you an insight into the similarities and differences that exist between R 039 Yellow Xanax Bars and White Xanax Bars. It will touch both physical, chemical, and reactional similarities and differences of the two medications.

R 039 Yellow Bars

R 039 Yellow bars are prescription medication that contains 2 mg of alprazolam. This drug is used to treat panic and anxiety disorders. It is also used to treat other conditions, such as Tinnitus, Dysautonomia, and Borderline Personality Disorder.

It is a yellow, rectangular bar that has three vertical lines across its length. The lines divide the bar into four equal parts, making the amount of alprazolam in each part 0.5 mg. in each part, it bears a letter or number, while on the other side of the bar, only the lines are present. It measures about 15 mm and has a thickness of about 1 mm.

It is supplied by Actavis.

White Xanax Bars

R 039 Yellow Bars Vs White Xanax BarsWhite Xanax bars are alprazolam-containing medications, used for the treatment of anxiety and panic disorder. it is one of the many medications that is only available through prescription because it is classified as a Schedule IV controlled substance.

White Xanax bars are white, rectangular alprazolam drugs that are about 15 mm long and 1 mm thick. The pill has two complete, and one incomplete lines at the front, and three complete lines at the back. The lines split the bar into four parts, making the 2 mg alprazolam divisible into smaller parts of 0.5 mg each.

On the front of the bar, the word “XANAX” is imprinted on it, and on its back, the number “2”, split in the middle by one of the lines, is imprinted.

It is supplied by Pfizer U.S. Pharmaceuticals Group.

Differences between R 039 Yellow Bar and White Xanax Bar

  1. Conditions they treat

R 039 Yellow Bar is a drug that contains alprazolam. It is primarily used to treat panic and anxiety disorders. However, it also treats conditions such as Borderline Personality Disorder, Tinnitus, Depression, among others.

On the other hand, White Xanax Bars, though they contain the same amount of alprazolam as the R 039 Yellow bars, they are used to treat panic and anxiety disorders, only.

  1. Physical appearance

R 039 Yellow bars are rectangular and yellow. They have three lines that split the bar into four parts both on the front and back. However, White Xanax bars have three lines both on the front and the back, but the middle line in the front is incomplete as it gives room for the letter “N”.

Also, while the back of the R 039 yellow pill contains no letter or number, the White Xanax pill has the number “2” on its back.

  1. Supplier

R 039 Yellow bar is supplied by Actavis, although there are other labellers and re-packagers, such as, CorePharma, LLC and A-S Medication Solutions, LLC.

White Xanax bar is supplied and labelled by Pfizer U.S. Pharmaceuticals Group.

Similarities Between R 039 Yellow Bars and White Xanax Bars

  1. They contain 2 mg Alprazolam

Alprazolam is a common ingredient in both White Xanax bars and R 039 Yellow bars. They both contain 2 mg of alprazolam, and use this ingredient to treat anxiety and panic disorders. However, R 039 treats more than these two conditions.

  1. They are Prescription drugs

White Xanax bars and R 039 Yellow bars are only obtainable from pharmacies through prescription from a doctor stating that an individual needs the drug. Possession of either of these drugs without a prescription is considered illegal in most countries of the world.

  1. They are controlled Substances

Due to the ingredients (alprazolam) they contain, R 039 Yellow bars and White Xanax bars are substances classified as Schedule IV controlled substances under the Controlled Substance Act. This is because they are both drugs that can be abused, a result of which can be fatal.

  1. They belong to the same drug class

R 039 Yellow bars and White Xanax bars are both benzodiazepines. They are drugs that depress the activity, or more rightly, the hyper-activity of the central nervous system by enhancing the efficiency of the GABAA. they are commonly used to treat sleeping disorders too.

  1. They interact with the same drugs, foods, and diseases

R 039 Yellow bars and White Xanax bars are two drugs that cannot be used together. They cannot be used with other benzodiazepines as they act in the same manner, and may cause the central nervous system to shut down, causing seizures and tremors in the body.

Also, they cannot be used with drugs that depress respiration, such as asthma drugs. They cannot be used with alcohol and grapefruit or its juice as they interact and can cause serious medical conditions.

People with obesity, kidney and liver issues, closed-angle glaucoma, and a history of substance abuse are advised not to take these medications.


R 039 Yellow bars are generic alprazolam drugs that are used to treat anxiety and panic disorders, among other conditions. On the other hand, White Xanax bars are the patented alprazolam-containing drugs that were originally used to treat anxiety and panic disorders. They are used to treat these conditions and none else.

However, these two drugs, despite their numerous similarities in many respect, they have their differences, which makes neither less effective than the other.

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Isreal Olabanji DST RN
Isreal Olabanji DST RNhttps://www.healthsoothe.com
Am Isreal olabanji a dental assistant and public health professionals and has years of experience in assisting the dentist with all sorts of dental issues. We regularly post timely and trustworthy medical information and news. My goal is to enlighten everyone in all aspects of health towards participating in fitness, Dental care, healthy recipes, child health, obstetrics, and more.
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