This yellow, oval pill imprinted with L U X02 is a Levetiracetam 500 MG Oral Tablet, per the NIH.
Levetiracetam is a human prescription drug. The active pharmaceutical ingredient is levetiracetam and is classified as, "Anti-epileptic Agent [EPC], Decreased Central Nervous System Disorganized Electrical Activity [PE]."
This pill is made by a total of 5 firms: (1) Lupin Pharmaceuticals, Inc, (2) American Health Packaging, (3) Lake Erie Medical & Surgical Supply DBA Quality Care Products LLC, (4) REMEDYREPACK INC. , and (5) Bryant Ranch Prepack.
There are 2 other yellow pills that with a similar imprint: "L U X02". They may be a different dosage of the same drug or a different drug entirely.