Source: The Great Interpretation of Dreams (Ibn Sirin)
(By analogy with writing and medicine) A prescription in a dream indicates beneficial advice or useful knowledge that leads to healing and righteousness.
Source: Perfuming Humanity in the Expression of Dreams (Al-Nabulsi)
(By analogy) A prescription indicates a solution to a problem or a way out of hardship.
Source: Signs in the Science of Expressions (Ibn Shaheen)
(By analogy) A prescription is interpreted as goodness and benefit. Whoever sees himself receiving one will attain goodness.