I don't think there's anything like that, there's edging but that's for enemies. Only thing you can do to keep your arousal low is to have low sensitivity, low masochism, low sadism, don't have parasites in you and don't have the lustful trait. inserted sex toys also increase arousal so don't have those either.
If there is something like that you could check out the Wiki
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Alternatively, having high willpower will give you a chance to recover from the stun effect sooner. But that's about it.