A doctor may prescribe Modalert 200 Australia(modafinil) for short- to medium-term usage, especially for narcolepsy, sleep apnea, and shift work problem. The consequences of long-term usage are unknown, and individual reactions vary, so a doctor must monitor it.

Long-term Modalert usage is well-tolerated by many. Risks may include headaches, anxiety, sleeplessness, or, rarely, skin rashes or mental symptoms including mood swings or hallucinations.

Some people should avoid Modalert. It should be avoided by anyone with heart, liver, or psychological concerns. To ensure safety and efficacy, frequent medical checkups are needed if taken long-term.