noun
definition
An antibiotic produced by the Streptomyces bacterium.
definition
Any antibiotic with the same general structure derived from tetracene with many hydroxyl and other groups.
Examples of tetracyclines in a Sentence
The disease can be fatal but responds well to antibiotic therapy using tetracyclines if given early enough.
Mechanisms of action of chemically modified tetracyclines in bone resorption and formation.
Minocycline has more adverse effects than other tetracyclines [BNF 43, 2002] .
Minocycline has more adverse effects than other tetracyclines [BNF 43, 2002 ].
The tetracyclines will not work for colds, flu, and other infections caused by viruses.
All tetracyclines are used for treatment of infections in patients over the age of eight years.
For this reason, tetracyclines are not used in patients with impaired immune systems.
Although all tetracyclines are similar, and can do most of the same work, there are some differences.
Demeclocycline and minocycline penetrate the skin better than other tetracyclines and may be preferred for treatment of acne.
In addition to their role in treating infections, tetracyclines have a wide range of other uses.
Tetracyclines have been useful in prevention of gum diseases of the mouth.
Tetracyclines should normally not be used in children under the age of eight because some tetracyclines can be absorbed into the bones and teeth and give the teeth a mottled appearance.
Some experts believe that tetracyclines should be avoided in children younger than ten.
On rare occasions tetracyclines may cause more severe adverse effects, including kidney damage and drug-induced lupus.
Patients taking tetracyclines should avoid prolonged sun exposure.
Standard sunscreens are not adequate to protect against severe sunburn in patients taking tetracyclines.
Tetracyclines should not be used at the same time the patient is receiving a live vaccine.
Moreover, tetracyclines may reduce the effectiveness of oral contraceptives.
Tetracyclines should not be taken at the same time as foods containing calcium or foods containing iron, magnesium, or aluminum.
The common interaction between tetracyclines and minerals can be avoided by taking tetracycline on an empty stomach, one hour before or two hours after meals, with water.
Although it is recommended that tetracyclines not be given to children under the age of eight, the drug is sometimes required in severe infections.
Tetracyclines may be required for children who have developed infections either in hospitals or while traveling overseas.
Because tetracyclines can cause photosensitization, patients taking these drugs should use sunscreen and avoid direct sunlight.
Because of their interaction with metals, tetracyclines should always be taken on an empty stomach with only water.
Tetracyclines inhibit the growth of many bacteria and other microorganisms which can lead to overgrowth of other microorganisms.
Tetracyclines (used to treat infections).
Tetracyclines got their name from the fact that they share a chemical structure that has four rings.
Broad-spectrum bacteriostatic agents, the tetracyclines may be effective against a wide variety of microorganisms, including rickettsia and amoebic parasites.
Of the tetracyclines, demeclocycline may cause increased photosensitivity.
Healthcare providers do not prescribe tetracyclines in children under the age of eight, and they specifically avoid doing so during periods of tooth development.
Rosacea treatment for people allergic to tetracyclines may include topical medications, laser treatment, and avoiding the triggers of the condition.
Lasers are believed by some to be one of the most effective rosacea treatments for people allergic to tetracyclines.