Sending medications across borders is governed by strict federal rules. In 2026, the removal of de minimis exemptions for pharmaceutical packages has created a landscape where every parcel is thoroughly inspected. Here is what you need to know.
The 90-Day Supply Limit
The United States FDA strictly enforces a 90-day personal supply limit on all incoming pharmaceutical shipments. This is designed to prevent unauthorized resale or commercial distribution. If the total quantity in the package exceeds a normal 90-day therapeutic dose (determined by the prescribing doctor's instructions), the shipment is highly likely to be held, returned, or destroyed.
How 90 days is calculated:
FDA inspectors cross-reference the total tablets count with the daily dosage written on the doctor's prescription. For example, if the prescription states "Take 2 tablets daily", the maximum allowed quantity is 180 tablets.
Prohibited Substances
Under DEA guidelines, not all prescription drugs can be imported for personal use. The following drug types are completely prohibited:
- Narcotics & Opioids: All pain medications subject to dependency rules.
- Psychotropic Drugs: Stimulants, anxiety medications, and sleeping aids.
- Unapproved Biologics: Substandard versions or biosimilars not recognized by the US FDA.
- Injectables for Abuse: Injectable medications prone to recreational misuse.
2026 Customs Updates: De Minimis Removal
Historically, packages valued under $800 entered the USA under simplified customs protocols without duties or intensive reviews (the de minimis exemption). In 2026, this exemption has been eliminated for all health and medicine parcels.
All packages containing medicines, regardless of value, now require a formal entry filing and undergo mandatory, hands-on custom inspection at US international mail facilities or courier hubs. Full compliance, proper label exposure, and complete paperwork are the only ways to guarantee passage.
Required Documentation Checklist
To successfully pass US customs, your package must include a document pouch with:
Original Prescription
Written in English, stating the patient's full name, clinical diagnosis, exact daily dosage, and prescribing physician credentials.
Commercial Invoice / Purchase Receipt
Official medical store invoice verifying the medicine name, batch number, manufacturer, and transaction price.
KYC Identity Documents
Valid government ID (Passport copy or national identification) for both the sender in India and the recipient in the USA.
Courier Options: DHL vs. UPS
Standard post offices and standard FedEx routes often decline pharmaceutical parcels on the India-to-USA route due to customs clearance bottlenecks. At CriticalKare Pharma, we route our shipments through DHL Express or UPS, who maintain specialized clinical logistics divisions to oversee smooth custom inspections.
Need regulatory assistance?
Our compliance desk can review your documentation and package setup before shipping. Use the calculator on the right to check your compliance status.