Dopamine and norepinephrine, which regulate wakefulness and alertness, are affected by modafinil. Be aware that modafinil does not address respiratory disorders or breathing issues. Instead of using modafinil or
Modalert 200mg, those with respiratory problems should visit a doctor. While modafinil is well-tolerated with modest side effects such headaches and nausea, it does not affect respiratory function. Thus, modafinil should be used as prescribed to improve alertness and cognitive function and seek healthcare providers for respiratory health issues.