drugs definition

Chinese herbal or plant extracts which are used as drugs to treat diseases or promote general well-being. The concept does not include synthesised compounds manufactured in China.

(12 Dec )

Preclinical testing of drugs in experimental animals or in vitro for their biological and toxic effects and potential clinical applications.

(12 Dec )

Methods of investigating the effectiveness of anticancer cytotoxic drugs and biologic inhibitors. These include in vitro cell-kill models and cytostatic dye exclusion tests as well as in vivo measurement of tumour growth parameters in laboratory animals.

American spelling: drug screening assays, antitumor

(12 Dec )

Drugs considered essential to meet the health needs of a population as well as to control drug costs. (world health organization action programme on essential drugs, 1994, p3)

(12 Dec )

Drugs whose drug name is not protected by a trademark. They may be manufactured by several companies.

(12 Dec )

An often undesirable effect that occurs in association with the use of a particular medication.

Examples of common drug side effects include: nausea, vomiting, sedation, dizziness, headache and weakness. Drug side effects that occur in 1% or more, of patients taking a particular medication are considered to be causally related to the use of that medication.

(27 Sep 1997)

Drugs which have received FDA approval for human testing but have yet to be approved for commercial marketing. This includes drugs used for treatment while they still are undergoing clinical trials (treatment ind). The main heading includes drugs under investigation in foreign countries.

(12 Dec )

Drugs that can be sold legally without a prescription.

(12 Dec )

<radiology> Bleomycin, methotrexate, cytoxan, amiodarone

(12 Dec )