What is the Y3121 pill?
The white, oval pill stamped "Y 31 21" is Alprazolam 2 mg, the generic form of Xanax. It's a benzodiazepine used to treat anxiety disorders and panic attacks by enhancing GABA activity in the brain for sedative effects.[1]
How to identify it?
This imprint matches FDA records for a 2 mg dose: rectangular/oval shape, white color, scored on one side with "Y" on top, "31" in middle, "21" on bottom. Size is about 15 mm x 6 mm. Verify with official pill identifiers to avoid counterfeits, as fakes often mimic popular benzos.[1][2]
Common uses and dosage
Prescribed short-term for generalized anxiety or panic. Standard doses start at 0.25-0.5 mg three times daily, up to 4 mg max for anxiety; panic may go to 10 mg daily split. Highest strength like this 2 mg pill is for severe cases under medical supervision.[3]
Risks and side effects
Drowsiness, dizziness, memory issues, and dependency risk high with prolonged use. Overdose signs include extreme sedation, slowed breathing—fatal when mixed with alcohol or opioids. Withdrawal can cause seizures; taper off slowly. DEA Schedule IV controlled substance.[3][4]
Is it real or fake?
Legit versions made by manufacturers like Yiling Pharmaceutical. Street versions often laced with fentanyl; test kits recommended. Check pharmacy sourcing or use apps like Drugs.com identifier.[1][2]
How long does it last?
Onset in 1-2 hours, peaks at 1-2 mg blood levels in 1-2 hours, half-life 11-15 hours. Effects fade in 4-6 hours, but buildup occurs with daily use.[3]
Sources
[1]: Drugs.com Pill Identifier
[2]: FDA Pill Identifier
[3]: Xanax Prescribing Information
[4]: DEA Benzodiazepine Facts