Smelling salts

Ammonium carbonate smelling salts were a substance which could rouse an individual who inhaled them. (COMIC: Highway Robbery)

Sarah Jane Smith always carried smelling salts when she was travelling with the Fourth Doctor. She gave them to the Doctor to rouse Roppy from unconsciousness. (COMIC: The Wreckers)

Members of the Preachers, such as Jake Simmonds, used what appeared to be but were "stronger" than smelling salts, which could render humans unconscious. (TV: The Age of Steel)

Saborian smelling salts were a type of potent smelling salts that were banned in seven galaxies. The Eleventh Doctor used them to revive Rory Williams after he had been taken to a Shakri ship. (TV: The Power of Three)

When waking Colin Colchester-Price up, St John Colchester said that he wished that smelling salts had not gone out of fashion. (AUDIO: Night Watch)