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Shaanxi Kaishi Biotechnology Co., Ltd
$50
1-199 Kilogram
$40
200-499 Kilogram
$30
≥500 Kilogram
Product Description
Methotrexate capsules are pharmaceutical dosage forms containing methotrexate, a synthetic folate analogue used as an active pharmaceutical ingredient in prescription medicine formulations. They are supplied for regulated pharmaceutical manufacturing and clinical use under applicable regulatory requirements, quality standards, and healthcare supervision.
Methotrexate is a well-characterized small-molecule compound belonging to the antimetabolite class. Due to its pharmacological activity and safety considerations, methotrexate products require strict quality control, accurate dosing, and compliance with applicable pharmaceutical regulations.
Methotrexate is a folate analogue compound chemically related to folic acid. It is used as an active pharmaceutical ingredient in various prescription formulations. Methotrexate works through inhibition of folate-dependent biochemical pathways, which is the basis of its pharmacological activity.
For pharmaceutical procurement, methotrexate capsule specifications focus on active ingredient identity, assay accuracy, impurity profile, dosage consistency, and compliance with relevant pharmacopeial and regulatory requirements.
| Item | Specification |
|---|---|
| Product Name | Methotrexate Capsules |
| Category | Pharmaceutical Ingredient / Prescription Pharmaceutical Dosage Form |
| Active Ingredient | Methotrexate |
| CAS Number | 59-05-2 |
| Molecular Formula | C20H22N8O5 |
| Molecular Weight | 454.44 g/mol |
| Appearance | Yellow to orange-yellow crystalline powder (active ingredient); capsule appearance varies by formulation |
| Assay | Pharmaceutical-grade methotrexate with assay typically controlled according to applicable pharmacopeial standards |
| Testing Method | HPLC or validated pharmacopeial analytical methods |
| Dosage Form | Hard capsule pharmaceutical dosage form |
| Quality Testing | Identity, assay, related substances, dissolution, content uniformity, and applicable safety tests |
| Shelf Life | Typically 24 months when stored under recommended pharmaceutical storage conditions |
| Storage | Store according to approved product labeling, generally protected from moisture, excessive heat, and direct light |
| Packaging | Pharmaceutical-grade packaging formats selected according to product requirements and regulatory standards |
For methotrexate procurement, buyers should evaluate pharmaceutical quality attributes rather than only active content. Because methotrexate is a potent prescription compound, consistent analytical control, impurity management, and dosage accuracy are critical factors in selecting a suitable specification.
| Procurement Focus | Specification Consideration | Reason |
|---|---|---|
| Active ingredient consistency | Validated assay testing and identity confirmation | Ensures accurate control of the declared active pharmaceutical ingredient |
| Pharmaceutical formulation use | Controlled impurity profile and quality documentation | Supports regulatory review and manufacturing quality requirements |
| Finished capsule production | Content uniformity and dosage-form evaluation | Helps maintain consistent product performance between batches |
Methotrexate products require comprehensive quality evaluation. Standard quality control activities may include:
Packaging is selected according to pharmaceutical requirements, stability considerations, transportation conditions, and applicable regulatory standards.
Methotrexate capsule development requires pharmaceutical manufacturing capabilities, controlled processes, validated analytical methods, and compliance with applicable regulatory frameworks. Custom dosage-form development should be performed under appropriate pharmaceutical quality systems.
The main quality indicators include confirmed identity, accurate assay, impurity profile control, dosage consistency, and compliance with applicable pharmaceutical quality requirements.
HPLC and other validated pharmaceutical analytical methods are commonly used for identity confirmation, assay determination, and impurity analysis.
No. Methotrexate is a prescription pharmaceutical compound and should only be used in approved pharmaceutical applications under appropriate healthcare and regulatory supervision.
Methotrexate capsules are regulated pharmaceutical dosage forms requiring strict quality control, accurate formulation, and compliance with applicable pharmaceutical standards. Contact us today to request technical documents, quality information, and pharmaceutical supply details for methotrexate capsules.
Packaging & Delivery
| Selling Units: | Kilogram |
|---|
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