Neurotransmitters: Structure, Function & Diseases

Neurotransmitters are something like the couriers of our body. They are biochemical substances that have the task of transmitting signals from one nerve cell (neuron) to the next. Without neurotransmitters, the control of our body would be completely impossible. What are neurotransmitters? The term neurotransmitter already describes the usefulness of these messenger substances very well, … Neurotransmitters: Structure, Function & Diseases

Decongestant Nasal Sprays

Products Numerous nasal sprays containing vasoconstrictive agents are commercially available. Among the best known are xylometazoline (Otrivin, generic) and oxymetazoline (Nasivin). In addition to sprays, nasal drops and nasal gels are also available. Decongestants for the nose have been available since the early 20th century (Sneader, 2005). As early as the 1940s, rhinitis medicamentosa was … Decongestant Nasal Sprays

Amphetamine

Products In many countries, no drugs containing amphetamine are currently registered. The active ingredient is subject to narcotics legislation and requires an aggravated prescription, but is basically not prohibited like other substances from the amphetamine group. In some countries, medicines containing dexamphetamine are on the market, for example in Germany and the USA. Structure and … Amphetamine

Amphetamines

Products Amphetamines are commercially available as drugs in the form of tablets, sustained-release tablets, capsules, and sustained-release capsules. Structure and properties Amphetamines are derivatives of amphetamine. It is a methylphenethylamine structurally related to endogenous monoamines and stress hormones epinephrine and norepinephrine. Amphetamines are racemates and the –enantiomers. Effects Amphetamines have sympathomimetic, central stimulant, bronchodilator, psychoactive, … Amphetamines

Sympatholytics

Products Sympatholytics are commercially available in the form of tablets, capsules, as injectables, and eye drops, among others. Effects Sympatholytics have sympatholytic properties, meaning that they abolish the effects of the sympathetic nervous system, a portion of the autonomic nervous system. Their effects are usually due to direct antagonism at adrenoceptors. Indirect sympatholytics reduce the … Sympatholytics

Dexmethylphenidate

Products Dexmethylphenidate is commercially available in the form of capsules with a modified release of active ingredient (Focalin XR). It was approved in many countries in 2009. Since it does not contain L-threo-methylphenidate, the strengths are correspondingly half less (5 mg, 10 mg, 15 mg, 20 mg) than Ritalin LA (10 mg, 20 mg, 30 … Dexmethylphenidate

MDA (Methylenedioxyamphetamine)

Products MDA is one of the narcotics and banned substances in many countries. It is not commercially available. MDA was first synthesized in 1910. Structure and properties Methylenedioxyamphetamine (C10H13NO2, Mr = 179.2 g/mol) is a 3,4-methylenedioxy derivative of amphetamine. It is structurally closely related to ecstasy (methylenedioxymethamphetamine, MDMA). Some ecstasy tablets contain MDA instead of … MDA (Methylenedioxyamphetamine)

Solriamfetol

Products Solriamfetol was approved in the United States in tablet form in 2019 (Sunosi). Structure and properties Solriamfetol (C10H14N2O2, Mr = 194.2 g/mol) is present in the drug as -solriamfetol hydrochloride, a white substance that is highly soluble in water. Solriamfetol is a carbamate and structurally related to amphetamines but pharmacologically distinct from them. Effects … Solriamfetol

Beta2-Sympathomimetics

Products Beta2-sympathomimetics are usually commercially available as inhalation preparations (powders, solutions) administered with an inhaler, for example, metered-dose inhaler, diskus, Respimat, Breezhaler, or Ellipta. There are few drugs on the market that can be given perorally. Structure and properties Beta2-sympathomimetics are structurally related to the natural ligands epinephrine and norepinephrine. They may exist as racemates … Beta2-Sympathomimetics

Beta Blocker Effects and Side Effects

Products Beta-blockers are available in many countries in the form of tablets, film-coated tablets, sustained-release tablets, as capsules, solution, eye drops, and as injection and infusion solutions. Propranolol (Inderal) was the first representative of this group to appear on the market in the mid-1960s. Today, the most important active ingredients include atenolol, bisoprolol, metoprolol and … Beta Blocker Effects and Side Effects

Sympathomimetics

Products Sympathomimetics are commercially available, for example, in the form of tablets, capsules, granules, injectable solutions, eye drops, and nasal sprays. Structure and properties Sympathomimetics are structurally derived from the natural neurotransmitters epinephrine and norepinephrine. Effects Sympathomimetics have sympathomimetic properties, meaning that they promote the effects of the sympathetic nervous system, a portion of the … Sympathomimetics

Lisdexamphetamine

Products Lisdexamphetamine (LDX) was approved in many countries in March 2014 in capsule form (Elvanse). It has been available in the United States since 2007 (Vyvanse). The dosage form is non-retarded, unlike other ADHD medications. Continuous release is achieved with the conversion of the prodrug. Lisdexamphetamine is legally classified as a narcotic and therefore requires … Lisdexamphetamine