- Star Trek: The Motion Picture
- Star Trek II: The Wrath of Khan
- Star Trek III: The Search for Spock
- Star Trek IV: The Voyage Home
- Star Trek V: The Final Frontier
- Star Trek VI: The Undiscovered Country
- Star Trek Generations
On the planet Sirius IX, between 2267 and 2269, huckster Harcourt Fenton Mudd sold a thousand inhabitants a love potion that he "discovered" there. Those ingesting is became immediately ill due to the incompatibility with their unusual biochemistry.