SPOILER ALERT!
Question

So slight spoiler for Harry Potter and Cursed child - but something has been bugging me about the love potion thing
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How is Ron giving a child a love potion that said child can use later, not giving a child a date rape drug to use later? In other words, does Ron give Albus the magical version of a date rape drug to use at a later date? And why does his shop sell them to begin with?