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A New You

Those affected with the serum were unnaturally healthy.

Aphrodisiac, Ball Growth, Breast Growth, Chemical Use, Clone, Cock Growth, Cock Transformation, Conquest, Corruption, Creampie, Doggystyle, Double-Penetration, Ejaculation, Exhibitionism, F/F, Fellatio, Forcedshifting, Gender Shifting, Growth, Herm/solo, Hermaphrodite, Hyperphallic, Hypertrophia, Impregnation, Lactation, M/F, M/F/F, M/Herm, Macro, Messy, Mild NC, Mindlink, Multi-Cock, Multiple Breasts, Muscle Growth, Mutant, NC, Pheromones, Size Difference, Taur, Tentacles, Transformation, Various Species

The Great Gazelle

What about the serum? is he permanently a grower?" "we can't find any trace of the serum in his body, no. the effects of his ingested serum must be temporary, so he shouldn't be a grower." "shouldn't?"

Chemical Use, City, Cock, Destruction, Gazelle, Growth, Hyper, Hyperphallic, Macro, Male, Muscle, Muscle Growth, Muscles, Salamander

Failed Containment: Chapter 23- The Prices We pay

The snow leopard had always accepted each dose of her serum by performing some type of degrading sexual act for the old black bear. now that her body was aching for serum, she found herself unbelievably wet in anticipation of her next dose.

Anal, Cat, Crossdressing, Dog, F/F, Golden Retriever, M/M, Oral, Squirrel

Fiery science

"i was hoping to start testing this serum, you see..." ari grimaced slightly.

Age Difference, Anal, Arcanine, Butthole, Husky, Incest, M/M, Oral, Pokemon, Science, Transformation

Third Arc Crimson Moon: Chapter 11

A serum to stabilise my powers... anti-depressants...

Action, Husky, M/M, Plot Development, Rabbit, Soft, Story Series, Vampire, Werewolf, Wolf, combat

Peter's Transformation: Chapter 3

"he injected me with a serum to allow multiple pregnancies within a short time, and eddie was injected with a serum to keep him constantly aroused. it looks like you were given a similar serum, for i can see the lust in your eyes.

Anal, Digimon, M/M, Master/Slave, Mind Control, Oral, Spiderman, Transformation

Breaking and Making Soldiers 4

If the serum didn't favor you, anything that you had was just fodder, something to feed those that the serum did favor. until now, they were too close to know who the serum favored more.

Anal, Bondage, Bull, Corruption, Death, Ferret, Fighting, Hare, Hypnosis, M/M, M/solo, Nudity, Owl, Rabbit, Rhino, Series, Stag, Triggers, Various Species, brainwashing, broken bones, killing

Loyalties

It is and has always been our way" the werewolf held out an arm and slashed one of his wrists with a sharp claw getting blood drip down on to the floor "i give you the serum freely.

Military, Werewolf

The Door (Ch. 22)

However, he does seem to be scratching at the site where the serum struck and has since been absorbed into his skin."

Armadillo, Bunny, Family, Fox, Human, Judy Hopps, Nick Wilde, Zootopia

Under the Bloodmoon Chapter 2: Changes

However there was twenty times the amount of serum in that bottle then there had been in the dart so he quickly blacked out as the fusion with the mountain lion began.

Action, Adventure, Bisexual, Character Development, Hermaphrodite, Pheromones

Buckaroo.txt

Nor forced his hand, however, and as the clopping of the superhero's hooves drew closer and closer, nemean gagged down the foul-tasting serum.

Anal, Drugs, Gay, Lion, M/M, Mule, Semi NC, Superheroes, Supervillains

[End] A Dose of Despair

Kaimera sent a tendril of liquid out to fetch the empty serum vile. "h-how? is she really gone? did you kill me wife?!" dena demanded.

Assimilation, Blightling, Drama, SFW, Shapeshifting