Dihydroergocriptine

Products Dihydroergocriptine is no longer registered in many countries. Cripar is out of commerce. Effects Dihydroergocriptine (ATC N04BC03) is dopaminergic and acts selectively on D2 receptors. It has no activity on serotoninergic or adrenergic receptors. Indications Parkinson’s disease Early stages of Parkinson’s disease, as monotherapy or in combination with an L-dopa preparation. Interval treatment of … Dihydroergocriptine

Quinagolide

Products Quinagolide is commercially available in tablet form (Norprolac). It has been approved in many countries since 1994. Structure and properties Quinagolide (C20H33N3O3S, Mr = 395.56 g/mol) is a non-ergoline dopamine agonist with a similar structure to apomorphine. It is present in drugs as quinagolide hydrochloride. Effects Quinagolide (ATC G02CB04) has dopaminergic properties and inhibits … Quinagolide

Cabergoline

Products Cabergoline is commercially available in tablet form (Cabaser, Dostinex). It has been approved in many countries since 1995. Structure and properties Cabergoline (C26H37N5O2, Mr = 451.6 g/mol) is a dopaminergic ergoline derivative. It exists as a white crystalline powder that is practically insoluble in water. Effects Cabergoline (ATC N04BC06) has dopaminergic properties and reduces … Cabergoline

Bromocriptine

Products Bromocriptine is commercially available in tablet form (Parlodel). It was developed at Sandoz in the 1960s and has been approved in many countries since 1975. Generic versions are now available in many countries. Structure and properties Bromocriptine (C32H40BrN5O5, Mr = 654.6 g/mol) is a brominated derivative of the natural ergot alkaloid ergocryptine. It is … Bromocriptine

Apomorphine

Products Uprima sublingual tablets (2 mg, 3 mg) for erectile dysfunction are no longer marketed in many countries. The marketing authorization was not renewed by Abbott AG in 2006. Commercial reasons were cited, probably attributed to competition from phosphodiesterase-5 inhibitors (e.g., sildenafil, Viagra). It is also possible that a post-marketing study had played a role, … Apomorphine

Rotigotine

Products Rotigotine is commercially available as a transdermal patch in various potencies (Neupro). It was approved in many countries in 2006 as the first TTS for Parkinson’s disease therapy. Structure and properties Rotigotine (C19H25NOS, Mr = 315.5 g/mol) is an aminotetralin and thiophene derivative structurally related to dopamine. It has a non-ergoline structure and exists … Rotigotine

Pergolide

Products Pergolide (Permax) had been approved in tablet form in many countries since 1997. On Sept. 30, 2011, Permax went off the market in many countries. The reason given for the market withdrawal was a fire at the packaging plant. Other dopamine agonists are available as alternatives. Structure and properties Pergolide (C19H26N2S, Mr = 314.5 … Pergolide

Ropinirole

Products Ropinirole is commercially available in the form of film-coated tablets (Adartrel, Requip, generic). It has been approved in many countries since 1996. Structure and properties Ropinirole (C16H24N2O, Mr = 260.4 g/mol) is a non-ergoline dopamine agonist and a dihydroindolone derivative. It is present in drugs as ropinirole hydrochloride, a white to yellow powder that … Ropinirole

Pramipexole

Products Pramipexole is commercially available in tablet and sustained-release tablet form (Sifrol, Sifrol ER, generics). It has been approved in many countries since 1997; generics were released in 2010 and entered the market in January 2011. Sifrol ER sustained-release tablets were relaunched by the original manufacturer in 2010. Structure and properties Pramipexole (C10H17N3S, Mr = … Pramipexole