--- title: FAQs description: FAQs FAQ We've organized our FAQs into categories below to help you find answers quickly. If you can't find what you're looking for, please don't hesitate to contact us. OTC url: https://www.dmcostech.com/faq markdown_url: https://www.dmcostech.com/faq.md type: page slug: faq author: admin published: 2025-08-11T09:38:38Z modified: 2026-01-28T07:45:42Z language: en-US word_count: 447 tokens: 1454 --- # FAQs FAQs FAQ We’ve organized our FAQs into categories below to help you find answers quickly. If you can’t find what you’re looking for, please don’t hesitate to contact us. OTC Regulations Sample Order Company Can I get the sample to test first? Yes,since we had confirmed the requirements of the samples,we provide 2-5 pcs sample of each types.Samples are free,while shipping cost shall be coverd by your company.You could pay by Paypal,T/T,Alipay or Wechat. If I'm not satisfied with the fragrance,how do you figure it out ? Preference for fragrance is subjective,we recommend you could choose the designated supplier or send us the famous benchmarking perfume so that we could refer the odor. Can I get the ingredient list before testing the samples? We will provide formula sheet(including INCI name,CAS number and percentage) after you confirm the final sample and start the official order. However, we will let you know the main ingredients of the product before testing the samples. What custom services can you provide? We can provide services such as product formula customization, packages tests,selection and reference of packages, bulk stability and compatibility test, benchmarking samples analysis,packaging design and shipping agent. What documents and certificates can you provide? We can provide all the documents required for customs clearance and registration (MSDS, product formula sheet , COA, product stability reports, Proforma invoice,Commercial invoices. Free Sales certificates, Form E, Certificate of Origin,HALAL certification, FDA certification and listing, etc. How can you ensure my products is complay with the relevant regulations? We summarized the regulations of different markets.We had rich experience in oversea markets. For checking different regulations ,please kindly click on https://www.dmcostech.com/regulations/ Can you provide OTC(over-the-counter drugs) products according to the U.S. regulations? Yes,our factory had established a complete production system of OTC products (over-the-counter drugs) for American markets.We had got the cGMP production system and NSF certificates.We could provide the OTC products like Sunscreen,Anti-Ance,Anti-Antiperspirant,Anti-Drandruff and Anti-Bacterial products. What are the processes before I launch the OTC products? Pre-review of compliance for OTC Monographs 1) Formula review: Ensure that the combination and percentage of active ingredients complies with the FDA Monographs. 2) Label + Claim review: 3) Toxicological assessment of TRA 4) Active substance content test 5) USP51 Anti-corrosion challenge 6) USP 61+62 microbiological test 7) Human efficacy test 8) Other chemical tests: lead, cadmium, mercury, dioxane, Water Activity. 9) Allergy test 2. NDC code application +OTC listing registration Where can I view accurate information on NDC business/product registrations? 1)The FDA public information about the NDC enterprise registration, you can click on the link below: https://dps.fda.gov/decrs 2)The FDA public information about the OTC products registration, click on: https://dailymed.nlm.nih.gov/dailymed/ 3)The FDA public information about OTC Monographs,click on :https://dps.fda.gov/omuf/monographsearch