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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

Pimelic acid

CAS No: 111-16-0

Formula: C7H12O4

Categories: Active Pharmaceutical Ingredients > Other Chemical Drugs

Pimelic acid is the organic compound and its derivatives are involved in the biosynthesis of the amino acid called lysine. More

Poly(hexamethylenebiguanide)

CAS No: 28757-47-3

Formula: C8H19N5.ClH

Categories: Active Pharmaceutical Ingredients > Cosmetic Preservative

Nabumetone

CAS No: 42924-53-8

Formula: C15H16O2

Categories: Active Pharmaceutical Ingredients > Antipyretic Analgesics

Nabumetone is an orally active non-acidic anti-inflammatory agent, acts as a potent and selective COX-2 inhibitor, and is the prodrug of the active metabolite 6MNA. More

Levosimendan

CAS No: 141505-33-1

Formula: C14H12N6O

Categories: Active Pharmaceutical Ingredients > Circulatory System Drugs

Yellow Crystalline PowderLevosimendan was introduced in Sweden as an i.v. infusion for the treatment of acute heart failure or refractory symptoms of chronic heart failure in cases where conventional treatment (e.g., diuretic or ACE inhibitor) is not sufficient. Levosimendan is the (R)- enantiomer of simendan that belongs to the same class as pimobendan (Boehringer Ingelheim). Levosimendan is an innovative myofilament calcium sensitizer that increases myocardial contractility by selectivelMore

Sumatriptan succinate

CAS No: 103628-48-4

Formula: C14H21N3O2S.C4H6O4

Categories: Active Pharmaceutical Ingredients > Circulatory System Drugs

White Crystalline PowderChEBI: A succinate salt obtained by reaction of sumatriptan with one equivalent of succinic acid. Selective agonist for a vascular 5-HT1 receptor subtype (probably a member of the 5-HT1D family). Used for the acute treatm nt of migraine with or without aura in adults.Sumatriptan succinate is a synthetic drug belonging to a class of medications known as 5-hydroxytryptamine agonists (also called ''triptans''), which is commonly used to treat cluster and migraine headachesMore

Dobutamine hydrochloride

CAS No: 49745-95-1

Formula: C18H23NO3.ClH

Categories: Active Pharmaceutical Ingredients > Amides

Dobutamine Hcl(Dobutrex) is a sympathomimetic drug used in the treatment of heart failure and cardiogenic shock. Its primary mechanism is direct stimulation of β1 receptors of the sympathetic nervous system. More

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Penciclovir

CAS No: 39809-25-1

Formula: C10H15N5O3

Categories: Active Pharmaceutical Ingredients > Synthetic Anti-infective Drugs

Penciclovir is reported to be potent against HSV types 1 and 2 with IC50 of 0.04-1.8 μg/mL and 0.06-4.4 μg/mL, respectively. More

Octenidine

CAS No: 71251-02-0

Formula: C36H62N4

Categories: Active Pharmaceutical Ingredients > Imines

Bispyridylamine broad-spectrum antibacterial drugs are local anti-infective drugs. It can effectively inhibit Streptococcus sanguis, Actinobacillus nei, etc. It has a good curative effect in inhibiting plaque and preventing gingivitis.More

Parecoxib

CAS No: 198470-84-7

Formula: C19H18N2O4S

Categories: Active Pharmaceutical Ingredients > Antipyretic Analgesics

ChEBI: An N-acylsulfonamide resulting from the formal condensation of valdecoxib with propionic acid. It is a prodrug for valdecoxib.More

Palmatine

CAS No: 3486-67-7

Formula: C21H22NO4

Categories: Active Pharmaceutical Ingredients > Antioxidant Ingredient

Palmatine is an orally active and irreversible indoleamine 2,3-dioxygenase 1 (IDO-1) inhibitor. Palmatine can ameliorate DSS-induced colitis by mitigating colonic injury, preventing gut microbiota dysbiosis, and regulating tryptophan catabolism. Palmatine has the potential for colitis treatment[1]. More

Tafluprost

CAS No: 209860-87-7

Formula: C25H34F2O5

Categories: Active Pharmaceutical Ingredients > Hair Conditioning

Tafluprost(AFP-168) is an anti-glaucoma prostaglandin (PG) analog.Target:OthersTafluprost showed significant IOP-lowering effects without any safety concerns in patients with various types of glaucoma and OH in daily clinical practice and tafluprost is highly effective in any therapeutic patterns [1]. Tafluprost with reduced BAK has potential as a superior antiglaucoma drug, not only for its IOP-lowering effect, but also for its good corneal safety profile [2]. Tafluprost single-use vialMore

Carbazochrome

CAS No: 69-81-8

Formula: C10H12N4O3

Categories: Active Pharmaceutical Ingredients > Blood System Drugs

This product can reduce the permeability of capillaries and promote the retraction of damaged capillaries to stop bleeding. Mainly used for bleeding caused by increased capillary permeability, such as idiopathic purpura, retinal hemorrhage, chronic pulmonary hemorrhage, gastrointestinal bleeding, epistaxis, hemoptysis, hematuria, hemorrhoidal bleeding, uterine bleeding, cerebral hemorrhage, etc. It is less effective for massive bleeding and arterial bleeding. Hemostatic drug, used for persistentMore

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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