Frequent injections cause soreness and scarring

Short ester means unstable hormone levels

Hard to maintain steady blood levels

Side effects appear faster and sharper

Daily pins increase infection risk concerns

More controllable blood level adjustments

Short ester allows faster clearance

Short half life aids flexibility

Harder to maintain stable levels

More planning required than long esters

Missed doses felt quickly users claim

More injections mean more site irritation

Requires disciplined routine many dislike

Can feel harsh compared longer esters

Convenience issues outweigh benefits for some