Silodosin Capsule 4mg & 8mg Suppliers & Bulk Manufacturers
Available Forms: Capsule
Available Strengths: 4mg & 8mg
Reference Brands: Silodyx (US & EU), Rapaflo (USA), Urorec(EU)
Category: Urology
Silodosin is a powerful alpha-blocker used to treat benign prostatic hyperplasia (BPH), improving urinary flow and reducing prostate-related discomfort. Available in 4mg and 8mg capsules
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Product Description:
Silodosin is a selective alpha-1A adrenoceptor blocker used to relieve the urinary symptoms of benign prostatic hyperplasia (BPH) in men. Because it acts mainly on receptors in the prostate, bladder neck and urethra, it is less likely than non-selective alpha-blockers to cause blood-pressure side effects such as dizziness on standing, although abnormal or retrograde ejaculation is very common. It was discovered by Kissei Pharmaceutical in Japan and is sold as Rapaflo in the US and as Urorec or Silodyx in Europe. In the US and EU the usual dose is one 8 mg capsule daily with food, or 4 mg in moderate kidney impairment.
Silodosin manufacturing in India
Generic silodosin is widely made and sold in India and many other markets, and Indian manufacturers produce it both as API and as 4 mg and 8 mg capsules.
When sourcing silodosin API, ask for:
- Enantiomeric purity. Silodosin is a single enantiomer, so the specification should control the unwanted isomer.
- Grade and documents. A Certificate of Analysis to the pharmacopoeia or specification your registration uses, a DMF or CEP where your market needs one, and the site's GMP certificate.
- A nitrosamine risk assessment, which most regulators now expect for every API.
For capsules, confirm the strength, pack and registration status in your market. Our explainers on the Drug Master File and the Certificate of Analysis cover the documents in more detail, and our capsule contract manufacturing page covers own-brand supply. Send us an RFQ with the form, quantity and destination market.
Silodosin Capsule — third party manufacturing & bulk supply
Silodosin Capsule 4mg & 8mg is available through PharmaTradz for wholesale and bulk supply as well as on a third party (contract) manufacturing basis. Buyers sourcing this product generally take one of three routes:
Indicative minimum order quantity
Silodosin Capsule is supplied as Capsule — an oral solid dosage form, so the indicative MOQ is 200,000 units. Actual MOQ is confirmed by the allocated manufacturer against your pack presentation and destination market. See full supply terms for dossier formats, market availability and shelf life.
Manufacturers of Silodosin Capsule listed on PharmaTradz hold site-level approvals across WHO-GMP, EU-GMP, USFDA, ANVISA and TGA, verified at onboarding.
Request a quote for Silodosin Capsule →Usually answered within 48 hours, with matched manufacturers, indicative prices and document status.
Frequently Asked Questions
To relieve the urinary symptoms of benign prostatic hyperplasia (BPH) in adult men, such as weak stream, hesitancy and frequent urination.
Generic silodosin is widely made in India by API and capsule manufacturers. We match each enquiry with manufacturers whose documents and registrations fit your market.
Rapaflo in the US, Urorec and Silodyx in Europe, and Urief in Japan, where Kissei Pharmaceutical developed it. Generic silodosin is sold under many other names.
4 mg and 8 mg capsules. The usual dose is 8 mg once daily with food, reduced to 4 mg in moderate kidney impairment.
Enantiomeric purity, related substances and residual solvents on the Certificate of Analysis, a DMF or CEP where your market requires one, the site's GMP certificate and a nitrosamine risk assessment.
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