USP Standard Tretinoin Skincare Yellow Powder Retinoic acid CAS 302-79-4 for acne treatment

Tretinoin More Info

Tretinoin, also known as all-trans retinoic acid (ATRA), is a derivative of vitamin A used primarily for the treatment of acne and acute promyelocytic leukemia (APL). Its effectiveness in dermatology extends to addressing photoaging and other skin conditions.

Mechanism of Action

1. Acne Treatment
Tretinoin acts by binding to retinoic acid receptors (RARs) and retinoid X receptors (RXRs) in keratinocytes, leading to:
Normalization of Follicular Keratinization: It reduces the cohesiveness of keratinocytes, preventing clogged pores and microcomedone formation.
Increased Cell Turnover: Tretinoin stimulates mitotic activity in follicular epithelial cells, promoting the expulsion of comedones.
Anti-inflammatory Effects: It down-regulates inflammatory mediators, including toll-like receptor (TLR)-2, which is implicated in acne inflammation.
Enhanced Penetration of Other Medications: Tretinoin can improve the efficacy of other topical treatments when used in conjunction.
2. Acute Promyelocytic Leukemia
In APL, tretinoin induces differentiation in promyelocyte cells by degrading the RARA-PML fusion oncogene, which is crucial for the proliferation of these cancer cells. This action leads to maturation of leukemic cells and has been shown to produce significant clinical responses.

Applications

Tretinoin is indicated for:
Topical Use: Treatment of acne vulgaris and various skin conditions such as photoaging and fine wrinkles.
Oral Use: Management of acute promyelocytic leukemia, particularly in patients with specific genetic mutations (RARA-PML fusion).

Routes of Administration

Tretinoin is available in two primary forms:
Topical: Creams or gels applied directly to the skin (available concentrations include 0.025%, 0.05%, and 0.1%).
Oral: Capsules used for treating APL, typically administered for up to three months.

Safety and Side Effects

Tretinoin can cause a range of side effects, which vary depending on the route of administration:
1. Common Side Effects
Topical Form: Skin irritation, redness, burning sensation, peeling, dryness, and increased sensitivity to sunlight.
Oral Form: Fatigue, headache, nausea, vomiting, dizziness, and potential elevation in cholesterol levels.
2. Serious Side Effects
RA-APL Syndrome: A life-threatening condition associated with oral tretinoin that requires immediate medical attention if symptoms like fever or respiratory distress occur.
Neurological Symptoms: Severe headaches or visual disturbances may arise.
Gastrointestinal Issues: Potential for severe abdominal pain or signs of pancreatitis.
Patients using tretinoin should be monitored closely for these adverse effects.

Pharmacokinetics

The pharmacokinetic properties of tretinoin include:
Absorption: Rapidly absorbed when taken orally; topical formulations are also quickly absorbed but can be affected by light and oxygen exposure.
Distribution: Highly protein-bound (>95%), primarily to albumin.
Metabolism: Metabolized mainly in the liver by cytochrome P450 enzymes (CYP3A4, CYP2C8) into various active metabolites. It undergoes glucuronidation as well.
Elimination: Metabolites are excreted in urine and bile. The half-life varies but is generally around 1–2 hours after oral administration.

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FAQ

Q1. Can I get a free sample?

We can send you a samll free sample, and you only need to pay for the shipping cost.

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Q3. What is HyperChem shipment policy?

Our policy is to strive for the quickest shipment time possible.

For ready stock samples, they are usually shipped within 3 working days after payment received.
For non-ready stock, please contact HyperChem sales team to negotiate.

Q4. What is HyperChem shipment term?

By Express  
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Suitable for more than 50kg 
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We will always attempt to utilize the quickest and most affordable way for customers to receive orders. And follow -up with customers via email for all shipment details as well as updated track information until it arrives without damage.

Q5. What HyperChem will provide after shipment?

For sample orders: 
After shipment is done, an timely email including:

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2. Packaging photo
3. COA, MSDS, etc
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5. Shipping invoice

For commercial orders
A full set of shipment documents as well as package photos can be provided in scan-copy and original, to help customers complete the customs clearance process.

Company Profile

Established in 2013, Hyper Chem has exclusive tie-ups with leading manufacturers, supplying raw materials produced in GMP and ISO 9002 certified facilities, and provides high-quality ingredients and raw materials to cater to the requirements of our diverse range of clients.

Among them, our key client industrial sectors around the global are:

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HyperChem provides to its wonderful and honorable clients comprehensive purchasing and distribution services which ensure that we are delivering the right generic, raw, or customized product, make sure that we are delivering it at the right time, ensure that it is delivered in the specified amount, and in the right kind of packaging to clients and customers of all types of industries irrespective of their size of operation.