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Compounding Pharmacies in Ontario, California

Compare prices from licensed compounding pharmacies that serve Ontario patients. 100% free, no obligation.

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How Close Are Compounding Pharmacies to Ontario?

The nearest compounding pharmacy in our network that serves Ontario is Mixwell Compounding Pharmacy, about 48 miles away. Compounded prescriptions ship, so distance affects delivery time rather than whether you can order.

Distances are straight-line, measured from Ontario, CA to each pharmacy's registered postal code; pharmacies without a postal code on file show no distance.

Pharmacies Serving Ontario, CA

Licensed compounding pharmacies in our network that serve Ontario include:

★ 5 (41)
Ambrosia Compounding Pharmacy
55 miles away
★ 4.3 (42)
Fireside Pharmacy
58 miles away
★ 4.9 (70)
★ 4.3 (38)
66 miles away
★ 4.6 (46)
66 miles away
★ 4.1 (23)
★ 4.5 (21)
★ 4.9 (384)
Harbor Compounding Pharmacy
70 miles away
★ 4.8 (68)
★ 5 (15)
Triad Compounding Pharmacy
72 miles away
★ 5 (41)
74 miles away
★ 4.6 (35)
78 miles away
BlendRx
80 miles away
★ 5 (32)
★ 5 (306)

Compounded Medications in Ontario

Nearby Cities in California

Compounding Pharmacy FAQs — Ontario, CA

How do I find a compounding pharmacy in Ontario, CA?

Submit your medication details once and Compounding Finder requests quotes from licensed compounding pharmacies that serve Ontario — both nearby pharmacies and national pharmacies that ship to California. You compare pricing, turnaround time, and shipping or pickup, then choose. It is free and no account is required.

Do compounding pharmacies serving Ontario ship, or do I need to visit in person?

Both options exist. Many compounding pharmacies licensed in California ship directly to patients, and some offer local pickup in or near Ontario. Your quotes show shipping and pickup options so you can pick what works for you.

How much does compounding cost in Ontario?

Prices vary by medication, strength, dosage form, and pharmacy, so comparing is the only reliable way to know. Requesting quotes through Compounding Finder is free and lets you see Ontario-area and national options side by side before deciding.

Do I need a prescription to get a compounded medication in California?

You can request and compare quotes without one, but a valid prescription from a licensed provider is required before any pharmacy can fill a compounded medication.

Are compounded medications FDA-approved?

Compounded medications are not FDA-approved as finished products. Compounding is permitted under federal law (FD&C Act §503A) and is regulated by state boards of pharmacy, and pharmacies must be licensed and meet quality standards. Compounding Finder reviews pharmacy licensing before presenting options.

Can any pharmacy compound medications?

No. Compounding requires specialized training, equipment, and facilities, and sterile compounding (for example, injectables) has additional requirements. That is why it helps to compare pharmacies that specifically offer the formulation you need.

Get Free Quotes in Ontario, CA

Licensed compounding pharmacies serving Ontario patients. No account needed. Results in 1–2 business days.

Serving Ontario, California

Get Free Compounding Pharmacy Quotes

Takes 2 minutes · No account needed · Results in 1–2 business days

1
Medication
2
Contact
3
Confirm
Tell us about your medication(s)
Have a prescription or doctor note? (optional)
Upload it to pre-fill medication details and help Compounding Finder verify the request.
JPEG, PNG, or PDF · PDFs up to 4 MB · you can add more than one
How uploads are used

By uploading, you consent to AI-assisted parsing to extract medication details and pre-fill the form. If you submit this request, the prescription file is saved with your quote request so Compounding Finder can verify medication, quantity, allergies, and other details before outreach. Pharmacies will not be able to view the uploaded file through the portal at this time. The AI parsing step is used only to extract form details and is not used for training.

or just enter your medication details below
Pet details
Veterinary pharmacies usually need species and weight before quoting. Form or flavor preference helps them quote the right preparation.
Medication 1
Note: Tirzepatide & Semaglutide can only be compounded for patients with a documented medical necessity — such as an allergy to an inactive ingredient or need for an alternative formulation. Diagnosis alone (e.g. weight loss, type 2 diabetes) and cost are not valid reasons under FDA 503A. Wegovy and the single-dose Zepbound and Mounjaro pens and vials are already preservative-free, so that on its own is not a reason either.
See your real options for semaglutide & tirzepatide →

Required by your pharmacy under FDA 503A. The Rx must document this reason — the pharmacy will reject a generic or diagnosis-only justification.

We can no longer fulfill compounded Natural Desiccated Thyroid (NDT) requests. The FDA is taking enforcement action against unapproved animal-derived thyroid products, and US compounding pharmacies are no longer filling NDT prescriptions. FDA-approved alternatives — Armour Thyroid, NP Thyroid, and WP Thyroid — remain available at retail pharmacies with a prescription. See alternatives →
Prescription quantity tip: enter the amount dispensed in one fill. For example, if your Rx says "60 capsules, refill ×2", enter 60, not 180. For creams, gels, lotions, foams, and transdermal/vaginal preparations, choose grams or mL exactly as written.
Helps us match you to the right pharmacy and time your refills.
Pharmacies quote faster when they understand the purpose — especially for higher doses or unusual formulations. Share only what you're comfortable with.
Allergies, inactive ingredients to leave out, and base or flavor preferences. Name the exact ingredients — a pharmacist compounds to an ingredient list, and “MCAS-friendly” on its own does not say what to avoid or what you tolerate.
Please fill in all required fields above.
Contact details
🔒 Patient and practice contact details entered on this form are not shared with any pharmacy at this stage. We use the email provided to send the competing quotes we collect on your behalf. Phone and email details are only passed to a pharmacy after all quotes are reviewed and a specific pharmacy is selected. Uploaded prescription or doctor note files are saved so Compounding Finder can verify the quote request details and are not shared with pharmacies through the portal at this time.
Compounding pharmacies see this answer, not your contact details. It tells them whether your practice is looking for an ongoing compounding partner or a one-off fill.
If you add their email, the patient receives the quote comparison too. Patient details are never shared with a pharmacy until one is chosen.
Up to 3 addresses, separated by commas — they'll receive copies of the quote emails.
Please fill in all required fields above.
Almost done — confirm your request
Medical necessity proof required

This request needs a prescription or doctor note that documents the clinical reason for compounding. Upload it here so Compounding Finder can verify the request details before outreach.

No file uploaded yet.
Please complete all required fields and check the consent box above.
✓ Licensed U.S. pharmacies only
✓ Your info stays private until YOU choose
✓ 100% free — no obligation
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One more step: verify your email

Request received. Please check your email and click the verification link before we contact pharmacies. Once verified, you'll receive competing quotes by email within 1–2 business days. Patient and practice contact details entered on this form remain private — they will only be shared with a pharmacy once the quotes have been reviewed and a pharmacy is selected. Uploaded prescription or doctor note files are saved so Compounding Finder can verify the quote request details and are not shared with pharmacies through the portal at this time.

Questions? support@compoundingfinder.com