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Threshold dose is the minimum dose of drug that triggers minimal detectable biological effect in an animal. [1] At extremely low doses, biological responses are absent for some of the drugs. The increase in dose above threshold dose induces an increase in the percentage of biological responses. [ 2 ]
Chemical structure of modafinil.. This page lists chemical compounds similar to modafinil, known as modafinil analogues and derivatives.These are structural analogues and derivatives of modafinil, a drug that affects dopamine levels in the brain in an unusual way (atypical dopamine reuptake inhibitor or DRI).
Provigil Nevirapine [citation needed] Norfloxacin [14] Oseltamivir [citation needed] Oxicams [7] Ampiroxicam, Piroxicam, Tenoxicam, Droxicam, Lornoxicam, Meloxicam, Isoxicam: Paracetamol [15] [16] Acetaminophen, Panadol, Tylenol Penicillins [5] Phenytoin [5] Rivoraxaban [17] Xarelto: Sitagliptin [citation needed] Sulfonamides [2] Tetracycline [2
At steady state, the systemic exposure for armodafinil is 1.8 times the exposure observed after a single dose. The concentration-time profiles of the (R)-(−)-enantiomer following a single dose of 50 mg Nuvigil or 100 mg Provigil (modafinil being a 1:1 mixture of (R)-(−)- and (S)-(−)- enantiomers
The clinic also spent nearly $100,000 during that period on Provigil, a stimulant that is “55 times more expensive than the generic equivalent,” the report said. In 2019, investigators tried ...
The pharmaceutical company Cephalon, the original United States market rights holder of modafinil, has demonstrated initiative in the development of a successor to the prototypical eugeroic. [25]
[4] In a 2022 review, Melinda Houston of The Sydney Morning Herald wrote, "It's sort of a competition to see who can best train a working dog pup in just 12 months, but the more interesting face of the show is the insight into the dogs themselves, the people who breed and train them, and the farmers who work them."
Modafinil, sold under the brand name Provigil among others, is a central nervous system (CNS) stimulant and eugeroic (wakefulness promoter) medication used primarily to treat narcolepsy, [3] [8] [15] a sleep disorder characterized by excessive daytime sleepiness and sudden sleep attacks. [16]