Check
HBA1C, FBS, PPBS level
Rule out low BP and depression
Early morning nausea can be due to Gastritis
Take a good multivitamin, increase protien content in your diet
Take adequate water to avoid dehydration which can cause tiredness and fatigue
Avoid coffee /tea after 4pm , it can cause dehydration and may disturb your sleep, which can cause the symptoms u have mentioned above
Maintain sleep hygiene
Next Steps
u can connect in practo for further guidance and management