Cytochrome P450 News and Research

RSS

ContraVir begins pharmacokinetic study of FV-100 for treating shingles

ContraVir Pharmaceuticals, Inc., a biopharmaceutical company focused on the development and commercialization of targeted antiviral therapies, announced today that it has initiated a pharmacokinetic (PK) study of FV-100, the Company's clinical-stage antiviral for treating shingles.

9 Dec 2014

Nicotine, cotinine can potentially inhibit DNA damage caused by NNK in tobacco smoke

A new in vitro study has revealed that nicotine and cotinine, a metabolite of nicotine, can potentially inhibit DNA damage caused by a certain carcinogen in smoke.

28 Jul 2014

Genetic variants linked to race that explains risk of death among patients taking Plavix after heart attack

Researchers have identified the first genetic variations linked to race that begin to explain a higher risk of death among some African American and Caucasian patients taking the anti-clotting drug clopidogrel (Plavix) after a heart attack.

18 Jun 2014

Ambrisentan cleared for use with phenprocoumon

Starting treatment with ambrisentan does not necessitate adjusting the dose of the oral anticoagulant phenprocoumon in patients with pulmonary hypertension who require both medications, report researchers.

7 May 2014

Scientists step in with new way to determine drug safety without using animals

As some countries and companies roll out new rules to limit animal testing in pharmaceutical products designed for people, scientists are stepping in with a new way to test therapeutic drug candidates and determine drug safety and drug interactions — without using animals.

19 Mar 2014

Valproic acid metabolism and obesity: an interview with Dr. Namandjé Bumpus, Johns Hopkins Medicine

Valproic acid is one of the most widely prescribed drugs for the treatment of epilepsy. It has also been shown to be effective for the treatment of mood disorders and migraine headaches.

17 Feb 2014

Johns Hopkins researchers discover epilepsy drug reduces obesity-related blood sugar levels

Johns Hopkins researchers have discovered that valproic acid, a widely prescribed drug for treating epilepsy, has the additional benefits of reducing fat accumulation in the liver and lowering blood sugar levels in the blood of obese mice.

30 Jan 2014

Research shows smoking and obesity together may pose triple health threat

Millions of people who are obese and smoke tobacco may face additional health problems — including their responses to common prescription medicines — that extend beyond the well-known links with cancer, heart attacks and stroke, according to a report presented here today.

12 Sep 2013

Discovery highlights protective role of liver enzyme in treating jaundice

Helping to protect newborns and older patients against more severe effects of jaundice is the hope of University of Guelph researchers, who have shown how a liver enzyme protects cells from damage caused by the condition.

10 Jun 2013

Pharmacological study shows interactions between drugs can be detected with minute doses

Clinical pharmacologists at Heidelberg University Hospital have achieved major progress for improving the reliability of drugs. In a pharmacological study, they showed for the first time that interactions between drugs can be detected with minute doses in the range of nanograms.

15 Apr 2013

CYP1B1 protein prevents head and neck cancers, say researchers

Head and neck cancers typically begin in squamous cells that line moist surfaces inside the mouth, nose and throat. Squamous cell carcinoma of the head and neck (HNSCC) is the sixth most common type of cancer in the United States, and it is sometimes preceded by the appearance of changes inside the oral cavity called precancerous lesions.

10 Apr 2013

Armetheon plans to develop tecarfarin against prosthetic heart valves or chronic renal dysfunction

Armetheon, Inc., a clinical stage biopharmaceutical company, announced today that it plans to develop its novel oral anti-coagulant (OAC), tecarfarin (ATI-5923), for a patient population which includes those who have prosthetic heart valves or chronic renal dysfunction.

11 Mar 2013

Gene variant boosts ulcer susceptibility in NSAID users

A single nucleotide polymorphism in the cytochrome P450 2C gene cluster influences the risk for peptic ulcer disease in people taking non-steroidal anti-inflammatory drugs, a study reveals.

31 Jan 2013

Gastrointestinal, liver effects common after doxycycline in cats

Doxycycline, an antibiotic derivative of tetracycline, commonly results in adverse gastrointestinal side effects and increased liver enzyme activity in cats, report German researchers.

25 Jan 2013

CYP2J2 implicated in preeclampsia

Study findings suggest that uteroplacental cytochrome P450 subfamily 2J polypeptide 2 overexpression contributes to preeclampsia.

11 Dec 2012

Risk factors revealed for anti-tuberculosis drug hepatotoxicity

The risk for hepatotoxicity among patients treated with anti-tuberculosis drugs is affected by gender, ethnicity, and the presence of genetic polymorphisms, say Argentinean researchers.

10 Dec 2012

CYP2J2 implicated in preeclampsia

Study findings suggest that uteroplacental cytochrome P450 subfamily 2J polypeptide 2 overexpression contributes to preeclampsia.

10 Dec 2012

Physicians beware of fruity drug interactions

An understanding of the potential for pharmacokinetic interaction between orally administered drugs and grapefruit is necessary in view of an increase in marketed medications that fit the risk criteria, suggest Canadian researchers.

30 Nov 2012

New FDA guidelines on HIV And TB drug doses may not apply to African and Asian patients

In January, 2012, the U.S. Food and Drug Administration (FDA) issued new guidelines on dosing of an HIV medication used to treat people infected with both HIV and tuberculosis (TB) because of a potential interaction between two of the main drugs used to treat each disease.

24 Jul 2012

Rapid test to identify patients not responding to painkiller tramadol

French researchers have found a way to identify quickly the 5-10% of patients in whom the commonly used painkiller, tramadol, does not work effectively. A simple blood test can produce a result within a few hours, enabling doctors to switch a non-responding patient on to another painkiller, such as morphine, which will be able to work in these patients.

11 Jun 2012