U.S. Department of Health & Human Services Divider Arrow National Institutes of Health Divider Arrow NCATS

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Showing 1371 - 1380 of 167129 results

Status:
US Approved OTC
First marketed in 1921

Class (Stereo):
CHEMICAL (ACHIRAL)



Kaolin is a hydrated aluminum silicate mineral. It occurs naturally as a clay that is prepared for pharmaceutical purposes by washing with water to remove sand and other impurities. Kaolin has traditionally been used internally to control diarrhea. Kaolin has also been used topically as an emollient and drying agent. Specifically, it has been used to dry oozing and weeping poison ivy, poison oak, and poison sumac lesions. It has also been used as a protectant for the temporary relief of anorectal itching and diaper rash. Kaolin is used in medicine as an activator of intrinsic pathway of coagulation in an aPPT test.
Status:
US Approved OTC
Source:
21 CFR 331.11(i)(2) antacid:calcium-containing calcium (mono or dibasic salt)
Source URL:
First marketed in 1921
Source:
Syrup of Calcium Iodide N.F.
Source URL:

Class (Stereo):
CHEMICAL (ACHIRAL)


Calcium lactate is the salt that consists of two lactate anions for each calcium cation (Ca2+); this salt is used as a calcium supplement to treat hypocalcemia. However, as a source of free calcium, this salt is less convenient than calcium citrate. Calcium lactate inhalation powder also called as PUR118 participated in phase I clinical trials to determine whether this formulation was safe and tolerable in a population of subjects with Cystic Fibrosis (CF). PUR118 also was used in another clinical trials to evaluate its effect on ozone-induced airway Inflammation in healthy normal volunteers in case of Chronic Obstructive Pulmonary Disease (COPD). The obtained results revealed that PUR118 reduced the severity of acute exacerbations in COPD and CF and had the beneficial impacts on mortality, morbidity, and quality of life in affected individuals. However, both studies were discontinued.
Status:
US Approved OTC
Source:
21 CFR 331.11(a)(2) antacid:aluminum-containing aluminum hydroxide-magnesium trisilicate, co-dried gel
Source URL:
First marketed in 1921
Source:
Aluminum Hydroxide U.S.P.
Source URL:

Class (Stereo):
CHEMICAL (ACHIRAL)



Algeldrate (Aluminium hydroxide) is the amphoteric inorganic compound used as an antacid in the treatment of Duodenal, Peptic and Stomach Ulcer and some other conditions. Aluminium hydroxide is preferred over other alternatives such as sodium bicarbonate because Al(OH)3, being insoluble, does not increase the pH of stomach above 7 and hence, does not trigger secretion of excess acid by the stomach. Brand names include Alu-Cap, Aludrox, Gaviscon or Pepsamar. It reacts with the excess acid in the stomach, reducing the acidity of the stomach content, which may relieve the symptoms of ulcers, heartburn or dyspepsia. Such products can cause constipation, because the aluminum ions inhibit the contractions of smooth muscle cells in the gastrointestinal tract, slowing peristalsis and lengthening the time needed for stool to pass through the colon. Some such products (such as Maalox) are formulated to minimize such effects through the inclusion of equal concentrations of magnesium hydroxide or magnesium carbonate, which have counterbalancing laxative effects. This compound is also used to control phosphate (phosphorus) levels in the blood of people suffering from kidney failure. Precipitated aluminum hydroxide is included as an adjuvant in some vaccines (e.g. anthrax vaccine). One of the well-known brands of aluminum hydroxide adjuvant is Alhydrogel, made by Brenntag Biosector. Since it absorbs protein well, it also functions to stabilize vaccines by preventing the proteins in the vaccine from precipitating or sticking to the walls of the container during storage. Aluminium hydroxide is sometimes mistakenly called "alum", which properly refers to aluminum potassium sulfate. Vaccine formulations containing aluminum hydroxide stimulate the immune system by inducing the release of uric acid, an immunological danger signal. This strongly attracts certain types of monocytes which differentiate into dendritic cells. The dendritic cells pick up the antigen, carry it to lymph nodes, and stimulate T cells and B cells. It appears to contribute to induction of a good Th2 response, so is useful for immunizing against pathogens that are blocked by antibodies. In the 1960s and 1970s, it was speculated that aluminum was related to various neurological disorders including Alzheimer's disease. Since then, multiple epidemiological studies have found no connection between exposure to aluminum and neurological disorders.
Status:
US Approved OTC
Source:
21 CFR 333.210(d) antifungal povidone-iodine
Source URL:
First marketed in 1921

Class (Stereo):
CHEMICAL (ACHIRAL)

Conditions:

Tetraglycine hydroperiodide is an iodine-containing chemical, used for water purification. Tetraglycine hydroperiodide is marketed in tablets; each tablet effectively disinfects 1 liter of clear water or 0.5 liter of tainted water by releasing approximately 8 mg free iodine. It requires approximately 30 minutes to inactivate target microorganisms and make water bacteriologically suitable for drinking. To remove iodine taste, a vitamin C pill is added to the kit.
Status:
US Approved OTC
Source:
21 CFR 358.710(a)(7) dandruff:dandruff sulfur
Source URL:
First marketed in 1921
Source:
Yellow Mercurous Iodide U.S.P.
Source URL:

Class (Stereo):
CHEMICAL (ACHIRAL)


Mercury(I) iodide is a chemical compound that has been used as a drug in the 19th century, sometimes under the contemporary name of 'protiodide of mercury'. Mercury(I) iodide was used to treat a wide range of conditions; everything from acne to kidney disease and in particular was the treatment of choice for syphilis. It was available over the counter at any drugstore in the world, the most common form being a concoction of protiodide, licorice, glycerin, and marshmallow. Taken orally, and in low doses, protiodide causes excessive salivation, fetid breath, spongy and bleeding gums, and sore teeth. Excessive use or an overdose causes physical weakness, loss of teeth, hemolysing (destruction of the red blood cells) of the blood and necrosis of the bones and tissues of the body. Early signs of an overdose or excessive use are muscular tremors, chorea, and locomotor ataxia. Violent bloody vomiting and voiding also occur.
Status:
US Approved OTC
Source:
21 CFR 331.11(g)(4) antacid:magnesium-containing magnesium carbonate
Source URL:
First marketed in 1921
Source:
Magnesium Carbonate U.S.P.
Source URL:

Class (Stereo):
CHEMICAL (ACHIRAL)

Status:
US Approved OTC
Source:
21 CFR 346.10(b) anorectal:local anesthetic benzyl alcohol
Source URL:
First marketed in 1921

Class (Stereo):
CHEMICAL (ACHIRAL)


Benzyl Alcohol is an aromatic alcohol used in a wide variety of cosmetic formulations as a fragrance component, preservative, solvent, and viscosity-decreasing agent. FDA agency approved benzyl alcohol for the treatment of head lice. The drug acts on head lice by inhibiting them from closing their respiratory spiracles, allowing the vehicle to obstruct the spiracles and causing the lice to asphyxiate.
Glycine (Cly) is a natural amino acid neurotransmitter that acts as a co-agonist at Glutamate [NMDA] receptors in the brain and is an activator of glycine receptors, GLRA1-3, GLRB. The abnormal Gly levels have been implicated in neuropsychiatric disorders. Alterations in Gly levels are implicated in several diseases of the central nervous system. Glycine was studied in phase II of clinical trials in patients with schizophrenia. The results have shown that using of glycine was associated with reduced symptoms with promising effect sizes and a possibility of improvement in cognitive function. Besides, glycine was also studied in clinical trials phase II in children with cystic fibrosis. The clinical, spirometric and inflammatory status of subjects with cystic fibrosis improved after just 8 weeks of glycine intake, suggesting that this amino acid might constitute a novel therapeutic tool for these patients. In addition, Gly was proposed as a biomarker for brain tumor malignancy. Glycine is a component of a nutrients mixture for peripheral administration to well-nourished mildly catabolic adult patients who require only short-term parenteral nutrition.
Status:
US Approved OTC
Source:
21 CFR 346.16(a) anorectal:analgesic, anesthetic, antipruritic camphor
Source URL:
First marketed in 1921

Class (Stereo):
CHEMICAL (ABSOLUTE)



Camphor is a bicyclic monoterpene ketone found widely in plants, especially cinnamomum camphora. Topically, camphor is used to relieve pain. It has been used to treat warts, cold sores, hemorrhoids, and osteoarthritis. It has also been applied topically as an analgesic and an antipruritic. It has been used as a counterirritant, and to increase local blood flow. Camphor has frequently been used topically to treat respiratory tract diseases involving mucous membrane inflammation. It is sometimes used topically to treat cardiac symptoms. Camphor is also used topically as an eardrop, and for treating minor burns. In inhalation therapy, camphor is used as an antitussive. Orally, camphor is used as an expectorant, antiflatulent, and for treating respiratory tract diseases. Today, most camphor is synthetic. It is approved by the FDA as a topical antitussive. Camphor is produced synthetically from the oil of turpentine. It has been used for centuries for its medicinal features, in religious rituals, and in cooking. It is no longer used as pesticide. In 1982, the US Food and Drug Administration restricted commercial products intended for medicinal use to contain <11% camphor.

Showing 1371 - 1380 of 167129 results