Promethazine bulk supplier for pharma manufacturers

Promethazine Suppliers & Bulk Manufacturers

Available Forms: Tablet, Injection & Rectal suppositories

Available Strengths: Rectal Suppo. & Tablets(12.5 mg, 25 mg, 50 mg); Injection(25 mg/mL, 50 mg/mL)

Reference Brands: Phenergan, Promethegan, Phenergan Injection(US & EU)

Promethazine is an antihistamine used for allergies, nausea, and motion sickness. Available as tablets (12.5–50 mg), suppositories (12.5–50 mg), and injection (25–50 mg/mL). Brands include Phenergan, Promethegan, and Phenadoz. GMP-certified, FDA-compliant, and suitable for B2B export, private labeling, and hospital supply in the US and EU.

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Product Description:

Promethazine is a versatile antihistamine and antiemetic used to treat allergies, nausea, vomiting, and motion sickness. Available as tablets (12.5 mg, 25 mg, 50 mg), rectal suppositories (12.5–50 mg), and injectable solutions (25 mg/mL, 50 mg/mL). Widely marketed in the US and EU under brands like Phenergan, Promethegan, and Phenadoz. We offer GMP-certified, FDA-compliant formulations ideal for regulated B2B markets. Suitable for bulk supply, private labeling, and hospital procurement. Full documentation support includes COA, MSDS, and regulatory dossiers.

Promethazine — third party manufacturing & bulk supply

Promethazine 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:

Wholesale / bulk supply Stock or scheduled supply from an existing manufacturer. The fastest route where the product is already registered in your market.

Third party manufacturing Manufactured to your specification and packed under your own brand and label — suits distributors and brand owners building a portfolio in their market.

Dossier licensing Where a CTD, EU-CTD or ACTD dossier exists it can often be licensed for filing in your name, compressing market entry from years to months.

Indicative minimum order quantity

Promethazine is supplied as Tablet, Injection & Rectal suppositories — an injectable dosage form, so the indicative MOQ is 50,000 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 Promethazine listed on PharmaTradz hold site-level approvals across WHO-GMP, EU-GMP, USFDA, ANVISA and TGA, verified at onboarding.

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Frequently Asked Questions

Promethazine is used to treat allergy symptoms such as runny nose, sneezing, and itching. It is also used to prevent motion sickness, treat nausea and vomiting, and help with sleep in some cases due to its sedative effects.

Promethazine is made from the active ingredient promethazine hydrochloride, which belongs to the phenothiazine class of antihistamines. It works by blocking the effects of histamine in the body and affecting certain areas of the brain to produce antiemetic and sedative effects.

Promethazine is sold under trade names such as Phenergan, Promethegan, and Phenadoz in various markets.

Promethazine is manufactured by several pharmaceutical companies including Sanofi, Pfizer, and Novartis, among others.

The generic name of Promethazine is Promethazine hydrochloride.

Brand names of Promethazine include Phenergan, Promethegan, and Phenadoz.

Promethazine is manufactured in countries such as the United States, United Kingdom, and India by companies like Sanofi, Pfizer, and Abbott India Ltd.