TD

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Related to Toxic Dose: lethal dose, effective dose

TD

The two-character ISO 3166 country code for CHAD.

TD

1. ISO 3166-1 alpha-2 code for the Republic of Chad. This is the code used in international transactions to and from bank accounts in Chad.

2. ISO 3166-2 geocode for Chad. This is used as an international standard for shipping to Chad. Each region in Chad has its own code with the prefix "TD." For example, the code for the Region of Batha is ISO 3166-2:TD-BA.
References in periodicals archive ?
(7), atypical antipsychotics were not found, similar to our findings, to be safe compared with typical antipsychotics in toxic doses. Severe clinical findings were observed in a patient poisoned by the most exposed atypical antipsychotic, quetiapine, in our study.
persica was investigated especially at the minimal toxic dose levels of 10 and 20 [micro]g/ml.
Four years ago, scientists reported that in rats, large doses of vitamin A transform minimally toxic doses of carbon tetrachloride into a potent liver poison.
"Our estimate is that as many as 10 percent of the children in the American Southwest have potentially been exposed to a toxic dose [of lead]," Trotter reported this month at a conference on advances in lead research, convened by the National Institute of Environmental Health Sciences in Research Triangle Park, N.C.
With pharmaceuticals, there's always a considerable gap between the dose you're warned not to exceed and a potentially toxic dose. However, with a lot of herbs, the toxic dose isn't known simply because the research hasn't been done.
Cough medicines traditionally contain more than one ingredient and if a parent doubled up with another product, the toxic dose of one of them could be given accidentally to a baby.
He added: "There is very little difference between the effective dose and the toxic dose of most anaesthetics.
Our laboratory has previously shown that a single, low, nonovertly toxic dose of arsenite can significantly and preferentially alter both the basal and inducible mRNA expression of the model hormone-inducible phosphoenolpyruvate carboxykinase (PEPCK) gene, both in whole-animal and in cell-culture models (8).
Therefore, a method is needed to overcome these problems without the use of toxic doses. Iron oxide nanoparticles can be used as a drug delivery system.
The two groups (G1 and G2) were given toxic doses of simvastatin (60mg/kg/day) with and without Co Q10 (5mg/kg/day) orally for 14 days and rest of two groups (G3 and G4) were kept on therapeutic doses (1mg/kg/day) of simvastatin with and without Co Q10 (5mg/kg/day) orally for 90 days.
Treatments would require huge, toxic doses to affect the course of the infection.
The last time I expressed concern about a patient's allergy to any pain medication--except oxycodone and the potentially toxic doses of ibuprofen and acetaminophen that didn't "touch it"--I was the recipient of seething rage and hostility.