This yellow, round pill imprinted with A117 is a Zolpidem tartrate 6.25 MG Extended Release Tablet, per the NIH.
Zolpidem Tartrate is a human prescription drug. The active pharmaceutical ingredient is zolpidem tartrate and is classified as, "gamma-Aminobutyric Acid-ergic Agonist [EPC], GABA A Agonists [MoA], Pyridines [Chemical/Ingredient], Central Nervous System Depression [PE]."
This pill is made by Par Pharmaceutical, Inc.
There are 6 other yellow pills that with a similar imprint: "A117". They may be a different dosage of the same drug or a different drug entirely.