How do you manage nausea in the setting of hydroxychloroquine use?

My method for approaching hydroxychloroquine (HCQ)-induced nausea:

• Stop HCQ
• When nausea is gone, restart with just 1/2 tablet every night after food or milk
  (I recall a study suggesting that nocturnal use caused less side effects, but I cannot find it. If anyone has the source, please chime in).
• A week later, increase to 1/2 tablet twice daily after eating
• A week later, increase to 1/2 tablet three times a day
• A week later, increase to 1 tablet twice daily after food
• At any point, if nausea occurs, immediately go down to the previously tolerated dose
• Then I check a HCQ whole blood level (from LabCorp, Quest, or Exagen), aiming for a drug level of 1000 ng/mL or higher, but less than 1500 ng/mL
• If I have a therapeutic level, then fantastic!
• If...