The documents also show the extent to which detectives went to track down the source of the synthetic fentanyl that an autopsy determined was the drug that killed Prince.
Hydrocodone and acetaminophen were found in different bottles in the residence.
At the airport, Prince was treated by paramedics who reportedly administered a shot of Narcan, usually used to treat overdoses from opioids.
The warrants sought access to Prince's computer as well as to cellphone records for any devices in use around Paisley Park immediately before and after the singer's death.
Other bottles of pills were marked under the name of his friend Kirk Johnson.
But the documents, unsealed on Monday as the year-long investigation into Prince's death continues, revealed nothing about how the pop superstar got the fentanyl that actually killed him. Johnson also was with Prince six days earlier when he fell ill on a flight home from a performance in Atlanta and had to be revived with two doses of an opioid antidote.
Dr. Michael Schulenberg said he prescribed Prince - whose April 21, 2016 death was ruled as an opioid overdose - Oxycodone under his bodyguard Kirk Johnson's name in order to preserve his privacy, according to multiple search warrants executed a year ago.
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Several medications were prescribed to Prince under the name of Kirk Johnson, his longtime bodyguard, assistant and personal friend, the warrants show.
On Monday, search warrants executed by local authorities are due to be unsealed, likely including one from the first search of Paisley Park. Investigators have since been trying to determine where Prince, who reportedly struggled with an addiction to prescription opioids, got the fentanyl prescription from.
Carver County Sheriff's Office Detective Angela Nucci wrote that she was "made aware by witnesses that were interviewed, that Prince recently had a history of going through withdrawals, which are believed to be the result of the abuse of prescription medicine".
In his almost 19 years of practice, Dr. Schulenberg has provided the highest level of care to his many patients and has earned a reputation for being a caring and responsible physician.
Investigators also said they took a backpack belonging to Andrew Kornfeld that contained prescription medications, contained in plastic bags and envelopes, that he didn't have a license to distribute.
Prince's Paisley Park complex.
The incident occurred just days before his death. Those medications had been brought from California by Andrew Kornfeld, whose father Howard operates an addiction recovery clinic.
Investigators have said little about the case over the previous year, other than it is active.