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Lab Lizard

I placed the male serum in my pocket, ran up from my lab, slammed its door securely shut, and rushed to my house's entrance. i opened the door and met my assistant.

Anthro, Lizard, Lizardman, Science, Transformation

Chapter 57: Run Al Run

He is been doing this since joe took the first blood sample to analyze it and found a serum to cure the virus. thus he has to donate his blood for at least four packs a day to make more serum.

Digimon, Human, Long, No-Yiff, Story Progression, Various Species, Violence (Not In Yiff)

Trish and Robert - ch9

Perhaps we should tone down the serum a little bit?"

Auto-Cunnilingus, Autofellatio, Dildo, F/F, Feline, Flexability, Fox, Hypersensitivity, Medical Procedures, Nipple Tweaking, Oral, Overstimulation, Thylacine, Toys, Vaginal, Vixen

Muscle Mice From Mars

"if you would be so kind dear greasepit, take that vial injector and inject yourself with the serum please," said limburger, "then after you get your new strength, tear that dear biker mouse apart."

Alien, Balls, Biker Mice from Mars, Bmfm, Buff, Chi town, Cock, Cock Growth, Cock milkng, Cum, Cum Inflation, Cumshot, Destruction, Ejaculation, Exhibitionism, Gogonzola, Growth, Hyper, Hyperphallic, Kidnapping, Lab, Lawrence limburger, M/solo, Male, Milking, Mouse, Muscle, Muscle Growth, Penis milking, Strength, Super strength, Vincent van wham, buildings, cars, chicago, excessive cum, mad scientist, vinnie

Hypnovember - Day 14: Drugs/Chemicals

He was told to go and drug them with the serum, and that was all. don't touch yourself. stay and watch, you'll receive instructions later. and that's what moby did.

Brothers, Chemical Use, Commission, Drugs, Fanfiction, Gay, Hypnosis, Hypnovember, Incest, Male, Mind Control, Oral, Shark, Story, Street Sharks, Threesome, brainwash

Scientific Advancement Goes Moo

She gently taped the serum vial with her hoof, pushing it toward her friend. "what's this?" rebecca knelt down slowly and picked up the serum vial, which was now coated in formula itself.

Cow, Female, Forcedshifting, Lactation, Multiple Breasts, Nudity, Science, Transformation

Whitewash

He tried to thrash his head from side to side, trying to keep the serum from his brain.

Goo, M/M, Muscle Growth, Muscles, Nipples, Non-Consensual, Torture, Toys, Transformation, merging, pee

DC Criminal Profile: Ironsight

Regardless, sandoval stole the perfected gene-altering serum and destroyed kharzin's research laboratories before going awol from the people's militia.

Backstory, Bear, Costume, Nude, Villain

Rosa's Guide to Pokephilia - Intro

This serum came with a bit of a downside however. it's effects only lasted for a few hours, and any pain endured during the effects of the potion is still felt, even if you don't feel the same injuries.

Clean, Girl, Human, Multiple Species, Pokemon, Story Progression, Suggestions

Evolution

Jonathon put fast acting growing serum in their tubes just enough so when they look twenty the serum would wear off. now jonathon striker and his partners are the famous scientist's on the planet for their accomplishments.

Dragon, Husky, Intro, No-Yiff, Plot Development, Science, Weasel, Wolf

Chapter 1: The virus is released.

However i need to get rid of the serum they wanted to use and the only way to do that safely is to inject it into a test subject.

Arcanine, Eevee, F/F, F/H, F/Herm, Fighting, Human, Jake Shadow Wolf, M/F, M/H, M/Herm, M/M, Plot Development, Pokemon, Story Progression, Story Series, Violence (Not In Yiff)

Being Red- Chapter 9

The mission got botched and noah got captured and injected with the black serum before rescue.

Distopia, Future