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Category Names, Results, and Descriptions


Ointment Bases (1) • Various mixtures of fats, waxes, animal and plant oils and solid and liquid hydrocarbons; vehicles for medicinal substances intended for external application; there are four classes: hydrocarbon base, absorption base, water-removable base and water-soluble base; several are also emollients. MeSH

Oligodeoxyribonucleotides, Antisense (4)

Oligonucleotides, Antisense (6) • Short fragments of DNA or RNA that are used to alter the function of target RNAs or DNAs to which they hybridize. MeSH

Ophthalmic Solutions (11) • Sterile solutions that are intended for instillation into the eye. It does not include solutions for cleaning eyeglasses or CONTACT LENS SOLUTIONS. MeSH

Opioid Mixed Agonist-Antagonists (0) see Analgesics, Opioid

Opioids (0) see Analgesics, Opioid

Oral Contraceptives, Low-Dose (0) see Contraceptives, Oral

Oral Contraceptives, Phasic (0) see Contraceptives, Oral

Orexin Receptor Antagonists (3)

Organic Pigments (0) see Coloring Agents

Organophosphate Insecticide Antagonists (0) see Cholinesterase Reactivators

Ornithine Decarboxylase Inhibitors (10) • Substances and drugs that inhibit or block the activity of ORNITHINE DECARBOXYLASE. MeSH

Oxidants (27) • Electron-accepting molecules in chemical reactions in which electrons are transferred from one molecule to another (OXIDATION-REDUCTION). MeSH

Oxidants, Photochemical (2) • Compounds that accept electrons in an oxidation-reduction reaction. The reaction is induced by or accelerated by exposure to electromagnetic radiation in the spectrum of visible or ultraviolet light. MeSH

Oxytocic Effect (0) see Oxytocics

Oxytocics (18) • Drugs that stimulate contraction of the myometrium. They are used to induce LABOR, OBSTETRIC at term, to prevent or control postpartum or postabortion hemorrhage, and to assess fetal status in high risk pregnancies. They may also be used alone or with other drugs to induce abortions (ABORTIFACIENTS). Oxytocics used clinically include the neurohypophyseal hormone OXYTOCIN and certain prostaglandins and ergot alkaloids. (From AMA Drug Evaluations, 1994, p1157) MeSH

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Last updated: Dec 2022