To compare bioavailibility of Methotrexate Tablets 2.5 mg( Actavis LLC) with Methotrexate Tablets USP 2.5 mg (DAVA Pharmaceuticals, Inc.USA) in patients with mild to severe psoriasis or rheumatoid arthritis, who are already on establishedregimens of 2.5 mg every 12 hours under fasting condition.
- Conditions
- Health Condition 1: null- mild to severe psoriasis or rheumatoid arthritis
- Registration Number
- CTRI/2015/05/005737
- Lead Sponsor
- Actavis LLC
- Brief Summary
Not available
- Detailed Description
Not available
Recruitment & Eligibility
- Status
- Completed
- Sex
- Not specified
- Target Recruitment
- 42
1. Men or Women, in between 18 to 65 years of age (both inclusive).
2.Ability to provide informed consent prior to participation in the study
3. Patients with mild to severe psoriasis or rheumatoid arthritis, who are already on established regimens of 2.5 mgevery 12 hours (7.5 mg per week in three divided doses).
4.Confirmed diagnosis of psoriasis by clinical examination.or Confirmed diagnosis of mild to severe rheumatoid arthritis based on at least 1 of the following:
i. Documented history of positive rheumatoid factor
ii. Current presence of rheumatoid factor
iii. Radiographic erosion within 12 months prior to enrolment
iv. Presence of serum anti-cyclic citrullinated peptideantibodies (anti-CCP).
5. Women of childbearing potential must have a negative serum or urine pregnancy test, must be using an adequate method of contraception.
6.Patientâ??s screening laboratory assessment (complete blood count and blood chemistries) are clinically nonsignificant as per the discretion of the Investigator.
7. No history of addiction to any recreational drug or drug dependence.
8. No participation in any clinical study within the past 60 days.
1.A history of allergic or adverse reactions to Methotraxate Sodium or any comparable or similar product
2. Patients with alcoholism, alcoholic liver disease or other chronic liver disease.
3.Patients who have overt or laboratory evidence of immunodeficiency syndromes.
4.Patients who have pre-existing blood dyscrasias, such as bone marrow hypoplasia, leukopenia, thrombocytopenia or significant anemia
5. Expected changes in concomitant medications during the period of study
6.Tested positive for Alcohol breath or Urine drug of abuse.
7.Patients who are:pregnant, breast feeding,Of childbearing potential without a negative pregnancy test at baseline, Male or female of childbearing potential unwilling to use barrier contraceptive precautions throughout the trial and at least for 3 months (for males) and for at least one ovulatory cycle (for females) after last dose of study medication, Patient had major surgery within 4 weeks prior to study entry, or who have not recovered from prior major surgery,Patients with known positivity for human
immunodeficiency virus (HIV), HBsAg and HCV, Patients with any significant history of non-compliance to medical regimens or with inability to grant a reliable informed consent.
8.History of difficulty with donating blood or difficulty in accessibility of veins.
9. Oral Administration of Drug is not possible.
10.An unusual or abnormal diet, for whatever reason e.g.religious fasting.
11.Donation of blood (1 unit or 350 ml) within 90 days prior to receiving the first dose of investigational medicinal product for the current study.
12.Evidence of any significant uncontrolled concomitant disease which in the investigators opinion would exclude the patient participation.
13. Patients with any evidence of organ dysfunction or any clinically significant deviation from normal in their physical or clinical evaluation including ECG and X-ray results except study indication.
14. Any treatment which could affect the pharmacokinetic of methotrexate (salicylates, hypoglycaemics, diuretics,sulphonamides, diphenylhydantoins, tetracyclines,chloramphenicol and p-aminobenzoic acid, probenecid,penicillins, Chloroquine, omeprazole, etretinate, cotrimoxazole and trimethoprim etc.) administered within 1 month of starting of study.
15.Patients who are diagnosed to be HIV 1 and 2 or Hepatitis B(HBsAg) or Hepatitis C (HCV) virus reactive/positive.
16. Patients with clinically significant abnormal haemoglobin(Hb), total white blood cells count (WBC), differential WBC count, platelet count and hematocrite.
17. Patients who, have clinically significant abnormal laboratory values.
18.Patients with a clinically significant past history or current medical condition of:Pulmonary disorders (COPD and asthma),Cardiovascular disorders (especially cardiac blocks), Neurological disorders, GIT disorders including history or presence of significant gastric and duodenal ulceration, Renal and/or hepatic disorder
coagulation disorders.
19.Endocrine disorders (especially diabetes mellitus).
20.History or presence of cancer.
Study & Design
- Study Type
- BA/BE
- Study Design
- Not specified
- Primary Outcome Measures
Name Time Method The objective of this pivotal study is to compare the <br/ ><br>bioavailability of methotrexate from Methotrexate Tablets 2.5 <br/ ><br>mg (manufactured for Actavis LLC) and Methotrexate Tablets <br/ ><br>USP 2.5 mg (DAVA Pharmaceuticals,USA) in patients with mild to severe psoriasis or rheumatoid <br/ ><br>arthritis (RA), who are already on established regimens of 2.5 mg every 12 hours under fasting condition.Timepoint: predose sample of 3.5 mL will be collected within 5 minutes before dosing on day 1 of each period. Post dose sample of 3.5 mL each will be drawn at 0.167,0.250,0.500,0.750,1.000,1.250,1.500,1.750,2.000,2.333,2.667, 3.000, 3.500, 4.000, 4.500, 5.000, 6.000, 7.000, 8.000, 10.000, & 12.000
- Secondary Outcome Measures
Name Time Method To monitor the adverse events and to ensure the safety of PatientTimepoint: NA