Dichloralphenazone is a 1:2 mixture of
antipyrine
Phenazone (INN and BAN; also known as phenazon, antipyrine (USAN), or analgesine) is an analgesic (pain reducing), antipyretic (fever reducing) and anti-inflammatory drug. While it predates the term, it is often classified as a nonsteroidal ant ...
with
chloral hydrate
Chloral hydrate is a geminal diol with the formula . It is a colorless solid. It has limited use as a sedative and hypnotic pharmaceutical drug. It is also a useful laboratory chemical reagent and precursor. It is derived from chloral (trichl ...
. In combination with
paracetamol and
isometheptene
Isometheptene (usually as isometheptene mucate) is a sympathomimetic amine sometimes used in the treatment of migraines and tension headaches due to its vasoconstricting properties; that is, it causes constriction (narrowing) of blood vessels (a ...
, it is the active ingredient of medications for migraine and tension headaches, including Epidrin and
Midrin. Performance impairments are common with this drug and caution is advised, for example when driving motor vehicles. Additional uses of dichloralphenazone include sedation for the treatment of short-term
insomnia
Insomnia, also known as sleeplessness, is a sleep disorder in which people have trouble sleeping. They may have difficulty falling asleep, or staying asleep as long as desired. Insomnia is typically followed by daytime sleepiness, low energy, ...
, although there are probably better drug choices for the treatment of insomnia.
See also
*
Chloral betaine
References
External links
*
Analgesics
Hypnotics
Sedatives
Combination drugs
GABAA receptor positive allosteric modulators
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