What does mean in act 3 scene 1 romeo and juliet?

The line in Act 3, Scene 1 of Romeo and Juliet, refers to the moment when Romeo comes across the apothecary shop and sees someone selling medicines. Romeo is desperate after being banished from Verona and wants to find a way to end his life. He contemplates buying poison from the apothecary but is initially hesitant due to the high cost.