The serendipitous discovery of penicillin is a testament to the importance of observation.
Naloxone is used as an "antidote" for opioid overdose which includes heroin, and opioid pain medicines such as morphine, fentanyl and codeine.
The drug's limited effectiveness and side-effects should cause potential users to rethink their purchase.
Teriparatide is an injectable drug to treat severe osteoporosis, a condition where mineral loss causes the bones to become brittle and to fracture easily.
Triptans are a group of drugs targeted at alleviating the symptoms of migraine, a severe and often debilitating headache disorder that can affect sight and speech.
Combinations of two or three hepatitis C virus direct-acting antiviral drugs taken for 8-24 weeks can cure more than 90% of people treated.
It is thought that in 2002 fentanyl, or a drug based on fentanyl, was used by Russian special forces to disable Chechen rebels after a four day stand off in the Dubrovka theatre in Moscow.
Efficacy is estimated to be as high as 99% in men who have sex with men who take Truvada daily.
Benzodiazepines, like alcohol, are depressant drugs, sometimes referred to as “downers” as they make people feel relaxed, sleepy, less coordinated and generally slowed down.
Ice is a slang name for crystal methamphetamine – a stimulant drug that is swallowed, smoked or injected. It works by activating the reward pathways in the brain, producing feelings of alertness.
Until 2015 the “morning after pill” Postinor was the only oral emergency contraception available in Australia. A new option, EllaOne, is available. How are they different, and which should you choose?
About 8% of the population is unable to metabolise codeine, and a small number metabolise it at a much larger extent.
Methadone is used mainly to treat dependence on heroin, but also other prescription drugs. It is sometimes used to treat severe chronic pain.
Methotrexate is a drug used for rheumatoid arthritis, psoriasis and inflammatory bowel disease. It is taken on just one day a week. Accidental daily dosing can cause life-threatening toxicity.
Heroin was used medically in Australia for coughs and pain relief until 1953.
Many suspect Van Gogh suffered from foxglove extract overdose due to the yellow halos in his paintings and his portrait of his physician holding the plant.
Lyrica, the brand name for a medicine called pregabalin, is an anti-epileptic drug most commonly used to treat chronic nerve pain - a type of pain caused by abnormality in, or damage to, the nerves.
Viagra is one brand name of a drug that is used to treat the inability to get, and maintain, an erection.
Paracetamol is one of the most widely used medicines in Australia and around the world with millions of doses administered worldwide each day.
Mefloquine was one of around 250,000 chemical compounds tested for malaria-killing activity in the 1960s by the United States military who needed to protect troops from malaria in the tropics.