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Home > Active Pharmaceutical Ingredients
In the chemical industry, API is Active Pharmaceutical Ingredients, meaning the active ingredients in pharmaceutical products. It is the core substance for producing the intended therapeutic effect. The quality of Active Pharmaceutical Ingredients is critical to the safety and efficacy of the final pharmaceutical product. Therefore, the production of API chemicals involves strict regulatory guidelines and standards, such as GMP (Good Manufacturing Practices) and GLP (Good Laboratory Practices). On ECHEMI, you can select API chemical products on your demand from various active pharmaceutical ingredient manufacturers and distributors.

Active Pharmaceutical Ingredients Suppliers

Buying Active Pharmaceutical Ingredients (APIs) can still be challenging, especially when quality, compliance, and supply stability matter most. On ECHEMI, you can access 743 qualified manufacturers and 379 verified distributors across China, India, the USA, Europe, and other regions. Compare API specifications, review compliance standards, and connect directly with reliable suppliers to support your pharmaceutical production and research needs.
Explore active pharmaceutical ingredients for your specific needs now.
4831 Active Pharmaceutical Ingredients items

DL-METHIONINE METHYLSULFONIUM CHLORIDE

CAS No: 3493-12-7

Formula: C6H14NO2S.Cl

Categories: Active Pharmaceutical Ingredients > Vitamins and Minerals Medicines

DL-methionine methylsulfonium chloride is a naturally occurring methionine derivative. DL-methionine methylsulfonium chloride protects gastric mucosal from ethanol-induced damage[1]. More

Cefodizime

CAS No: 69739-16-8

Formula: C20H20N6O7S4

Categories: Active Pharmaceutical Ingredients > Antibiotics

Cefodizime is a third generation cephalosporin antibiotic with a broad spectrum of antibacterial activity. Cefodizime has no renal toxic effect, good tolerance and immune regulation activity, and is widely used in the treatment of severe infections of the respiratory and urinary tracts[1][2]. More

Menaquinone 4

CAS No: 863-61-6

Formula: C31H40O2

Categories: Active Pharmaceutical Ingredients > Vitamins and Minerals Medicines

Menaquinone-4 is a vitamin K, used as a hemostatic agent, and also a adjunctive therapy for the pain of osteoporosis. More

Homoharringtonine

CAS No: 26833-87-4

Formula: C29H39NO9

Categories: Active Pharmaceutical Ingredients > Antineoplastic Agents

Homoharringtonine (Omacetaxine mepesuccinate;HHT) is a cytotoxic alkaloid with antitumor properties which acts by inhibiting translation elongation. More

Rifapentine hydrochloride

CAS No: 127923-87-9

Formula: C47H65ClN4O12

Categories: Active Pharmaceutical Ingredients > Antibiotics

Capreomycin sulfate

CAS No: 1405-37-4

Formula: H2O4S.Unspecified

Categories: Active Pharmaceutical Ingredients > Antibiotics

Capreomycin is a peptide antibiotic, commonly grouped with the aminoglycosides, which is given in combination with other antibiotics for MDR-tuberculosis.IC50 value:Target: The drug should not be given with streptomycin or other drugs that may damage the auditory vestibular nerve. Patients on this drug will often require audiology tests. It is a cyclic peptide.Capreomycin is administered intramuscularly and shows bacteriostatic activity. More

Pyritinol

CAS No: 1098-97-1

Formula: C16H20N2O4S2

Categories: Active Pharmaceutical Ingredients > Nervous System Drugs

Pyrithioxin is a neurodynamic compound, combined with a short period of hyperventilation (HV) was applied in cerebral infarct patients with Hemiplegia. More

1122 Active Pharmaceutical Ingredients Suppliers

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Nicardipine hydrochloride

CAS No: 54527-84-3

Formula: C26H29N3O6.ClH

Categories: Active Pharmaceutical Ingredients > Circulatory System Drugs

Nicardipine Hcl(YC-93) is a calcium channel blocker that has been widely used to control blood pressure in severe hypertension following events such as ischemic stroke, traumatic brain injury, and intracerebral hemorrhage. More

Lead diacetate

CAS No: 301-04-2

Formula: C2H4O2.1/2Pb

Categories: Active Pharmaceutical Ingredients > Hair Dyeing

Lead acetate is a white, flaky crystalline substance with a slight odor of acetic acid. Commercial grades may be powdered granules, or brown or gray lumps. Diacetate: Powder. Lead (II) acetate (Pb (CH
3
COO)
2
), also known as lead acetate, lead diacetate, plumbous acetate, sugar of lead, lead sugar, salt of Saturn, and Goulard's powder, is a white crystalline chemical compound with a sweetish taste. It is made by treating lead(II) oxide with acetic acid. Like other lead compounMore

2,6-Dimethylpiperidine

CAS No: 504-03-0

Formula: C7H15N

Categories: Active Pharmaceutical Ingredients > Circulatory System Drugs

Nanofin is neuropathic blocker, with antihypertensive effect, used for mild to moderate hypertension. More

Fluphenazine

CAS No: 69-23-8

Formula: C22H26F3N3OS

Categories: Active Pharmaceutical Ingredients > Nervous System Drugs

ChEBI: A member of the class of phenothiazines that is 10H-phenothiazine having a trifluoromethyl subsitituent at the 2-position and a 3-[4-(2-hydroxyethyl)piperazin-1-yl]propyl group at the N-10 position.More

Active Pharmaceutical Ingredients Market

Market report will help you efficiently source API chemicals! ECHEMI can provide export and import data of API products you need to monitor and analyze the API market!
  • Phytosterol:

    40.0Yuan/kg -

Frequently Asked Questions

Are APIs safe to store and transport?

APIs must be handled according to regulatory and safety guidelines. Proper storage conditions, protective equipment, and transportation protocols are required to maintain stability and prevent contamination or hazards.

What industries use APIs?

APIs are widely used in pharmaceutical, veterinary, nutraceutical, and chemical research industries. They are essential for manufacturing medications, supplements, and experimental formulations.

How can I buy active pharmaceutical ingredients in bulk?

You can find certified API manufacturers and traders on ECHEMI. They provide detailed product information, CAS numbers, and safety data sheets (SDS) to ensure safe and reliable bulk purchases.

What are the top selling APIs on ECHEMI?

The top selling APIs on ECHEMI include Veterinary Raw Materials, Anesthetic Agents, Antiallergic Drugs, Feed Additives, Hormones and Endocrine Drugs, Digestive System Drugs, Vitamins and Minerals, Synthetic Anti-infective Drugs, Respiratory Drugs, and other chemical drugs.

What are active pharmaceutical ingredients?

Active Pharmaceutical Ingredients, also known as APIs, are the main active ingredients in a pharmaceutical drug to provide the intended therapeutic effect. APIs can be chemically synthesized or obtained from natural sources like plants and animals. After identifying the API, it is combined with other inactive ingredients to create a drug product that can be taken in different forms, such as tablets, capsules or injections.

What are the most common active pharmaceutical ingredients?

Here are some examples of common API chemicals.

1) Paracetamol (Acetaminophen) - a pain reliever and fever reducer

2) Ibuprofen - a nonsteroidal anti-inflammatory drug (NSAID) used to treat pain, fever, and inflammation

3) Aspirin - a medication used to reduce pain, fever, and inflammation and also used as a blood thinner

4) Amoxicillin - an antibiotic used to treat bacterial infections

5) Metformin - an oral medication for type 2 diabetes that lowers blood sugar levels

6) Omeprazole - a proton-pump inhibitor (PPI) used to reduce stomach acid production

7) Atorvastatin - a medication used to lower cholesterol levels in the blood

8) Sertraline - an antidepressant medication belonging to the class of selective serotonin reuptake inhibitors (SSRIs)

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