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Description
I guess that's because usually there aren't any - even the acne only affects a very few people

Individual responses vary

A common research framing is a defined block (often 812 weeks) followed by an off period, rather than indefinite continuous use a conservative default given the absence of long-term human data

Many people prefer SC injections for at-home use, as they are generally easier to administer and cause less discomfort
Shorter needles are much safer and are better tolerated and less painful
