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 tetracycline in a Sentence
For example, tetracycline binds to bacterial ribosomes, which make proteins, and in doing so hinders protein production.
Birth control pills that contain estrogen may not be as effective while you are taking tetracycline drugs.
The resulting progeny were raised in the presence and absence of tetracycline in the culture medium.
When the flies were transferred to medium without tetracycline, no female progeny were recovered in a sample of more than 5000 males.
If you need an operation, tell your doctor or dentist you are taking tetracycline.
This usually involves a topical antibiotic cream, such as metronidazole, or oral tetracycline.
This is particularly worrying, as many drugs used to treat fish are also used in human medicine, e.g. tetracycline and chloramphenicol.
Current evidence does not however support a beneficial effect of face washing alone or in combination with topical tetracycline in reducing active trachoma.
Bleaching, if successful, can take longer on tetracycline stained teeth.
If you already suffer from SLE (systemic lupus erythematosus) tetracycline tablets may make your condition worse.
In one small trial guggul produced encouraging results when compared to the antibiotic tetracycline in the treatment of acne 6.
In particular, the antibiotic tetracycline is well-known to cause discolorations of the tooth enamel, especially in children.
Pregnant and nursing mothers should be careful about using medications, as some, like the antibiotic tetracycline, can cause tooth discoloration.
In this case medical evaluation and treatment may be indicated, and topical or oral tetracycline may be given.
However, tetracycline is usually not prescribed for children until after all of their permanent teeth have erupted, as it can permanently discolor teeth that are still forming.
If observation suggests a secondary infection, topical application of tetracycline to the lesion, three or four times daily, shortens healing to two to four days.
In addition, oral erythromycin or tetracycline therapy may be indicated for three to four weeks.
Some tetracycline derivatives have been useful in cancer therapy.
The metals bind to the tetracycline, and the combination has reduced effect on bacteria.
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.
Parents should carefully check the expiration date of tetracycline and not use the drug past the expiration date.
Expired tetracycline has been known to cause a severe kidney problem called Fanconi syndrome.
Expired tetracycline should be disposed of, not saved.
Both tetracycline and oral contraceptives are used to treat acne in teenage girls, but these drugs should not be used together.
Iron and calcium are known to bind to drugs of the tetracycline family and inactivate the antibiotic.
The compound of calcium and tetracycline may also be absorbed into a child's teeth, causing discoloration.
Tetracycline is not given to children under eight years of age, and ocufloxacin is not given to those under 18 years of age.
Tetracycline or ampicillin is often used to treat adults.
Children under age eight are usually given amoxicillin (Amoxil, Pentamox, Sumox, Trimox) because tetracycline discolors permanent teeth that have not yet come in.
When a patient is allergic to the penicillins, either erythromycin may be given by mouth for streptobacillary infection or tetracycline by mouth for spirillary infection.
Since tetracycline can permanently discolor new teeth that are still forming, it is usually not prescribed for children unless no viable alternative is available.
Make sure the physician knows if tetracycline is being used to treat acne or another infection.
Expired tetracycline should never be administered.
Tetracycline is a Category D drug, which means it shows positive evidence of risk during pregnancy.
However, it is safe to use tetracycline while breastfeeding.
The most basic oral acne treatment is the antibiotic tetracycline.
While many doctors will prescribe oral medications such as tetracycline to treat rosacea, people who suffer from the condition may develop an allergy to the medication.
However, topical tetracycline must be used every day for four to six weeks to be effective.
The recombinase is placed under the control of a promoter that responds to an external chemical, say, the antibiotic tetracycline.