How to Source Bupropion SR/ ER Tablets for Pharmaceutical Formulation

Bupropion SR/ ER Tablets (Sustained-Release (SR) Tablets, Extended-Release (XL) Tablets, 100 mg, 150 mg, 200 mg (SR); 150 mg, 300 mg (XL)) is classified under Antipsychotropic Drugs. It is therapeutically aligned with reference brands such as Wellbutrin® SR/XL(US); Zyban®(EU & US). This guide highlights key sourcing factors buyers should consider when procuring high-quality Bupropion SR/ ER Tablets for formulation, R&D, or bulk manufacturing.

Product Overview: Bupropion is a norepinephrine-dopamine reuptake inhibitor (NDRI) that enhances neurotransmitter activity without significantly affecting serotonin. Available in SR and ER forms, it is used to treat major depressive disorder (MDD), seasonal affective disorder (SAD), and to aid smoking cessation, with a lower risk of sexual side effects and weight gain.

1. Regulatory Compliance & Documentation

Ensure suppliers provide:

• ✔ Valid DMF (Drug Master File)
• ✔ COA (Certificate of Analysis) for each batch
• ✔ GMP, ISO, or ICH Q7 compliance certificates

2. Purity, Grade & Specification Matching

Bupropion SR/ ER Tablets must meet exact grade and purity for your dosage form:

• ✔ USP / EP / JP grade verification
• ✔ Particle size distribution check
• ✔ Residual solvent and heavy metal limits

3. Supplier Reliability & Audit History

• ✔ Positive past audit reports
• ✔ Pharma client references
• ✔ Years of proven API manufacturing experience

4. Commercial Terms: Pricing, MOQ & Flexibility

• ✔ Transparent pricing
• ✔ Pilot batch MOQ flexibility
• ✔ Volume-based discounts

5. Lead Time, Inventory & Logistics

Typical lead time for Bupropion SR/ ER Tablets is 4–6 weeks.

• ✔ Emergency dispatch options
• ✔ Regional warehousing
• ✔ Special storage if needed

6. Formulation Support

• ✔ Technical datasheets
• ✔ Sample availability
• ✔ Stability study support

Conclusion

Sourcing Bupropion SR/ ER Tablets is more than procurement—it’s a strategic partnership. With its sustained-release (sr) tablets, extended-release (xl) tablets form and 100 mg, 150 mg, 200 mg (SR); 150 mg, 300 mg (XL) specification, choosing a compliant supplier ensures consistent quality and regulatory approval. Prioritize documentation, verify compatibility, and build relationships with transparent, reliable suppliers to secure long-term success.

Frequently Asked Questions For Sourcing of Bupropion SR/ ER Tablets