Hi.. oleanz and fluoxetine doesn't cause suicidal thoughts but depression can. However will need further history regarding the same , like the duration of hypothyroidism, duration of depression etc. Also maybe you need to take medicines for the same.
Next Steps
Consult online for further evaluation and management. Alternatively you can take a consultation by call/ whatsapp.. Search Dr. Shailaja Bandla, Psychiatrist on Google for Contact info.