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Medicine label glossary: what B. No., MFG, EXP, Reg. No., MRP, GTIN and other terms mean

Updated 3 min read MehfoozDawa.pk editorial team

Illustration: Medicine label glossary: what B. No., MFG, EXP, Reg. No., MRP, GTIN and other terms mean
Quick answer

Medicine packs and DRAP notices use a lot of short forms. The most important on the pack are B. No. (batch number), MFG (manufacturing date), EXP (expiry date), Reg. No. (DRAP registration number), MRP (maximum retail price) and, on new packs, GTIN, SN, BN and EXP beside the square 2D code. This glossary explains each one and what to do with it.

Terms printed on the pack

Printed asMeaningWhat to do with it
B. No. / BN / LotBatch numberThe production run. Recalls are announced by batch. Search it in recall alerts.
MFG / Mfd. / Mfg. DateManufacturing dateWhen the batch was made. Decides whether the 2D barcode rule applies (made from 9 October 2026).
EXP / ExpiryExpiry dateLast date to use the medicine if stored correctly. Month-only dates mean the end of that month.
Reg. No.DRAP registration numberShows the product is approved for sale in Pakistan.
MRPMaximum retail priceThe most a seller may charge for that pack.
DML / Mfg. Lic. No.Drug manufacturing licenceIdentifies the licensed factory, not the product.
DSLDrug sale licenceLicence held by an importer, distributor or pharmacy to sell medicines.
GTIN / PCGlobal Trade Item Number (product code)14-digit product number stored in the 2D code after (01).
SNSerial numberUnique to one pack; stored after (21). The key to verification.
2D code / DataMatrixGS1 DataMatrix barcodeThe small square code that holds GTIN, batch, expiry and serial.
Track and traceSerialisation systemDRAP's system that records each pack's serial so it can be verified (Mehfooz Dawa).
RxPrescription onlyShould be sold only against a prescription.
OTCOver the counterCan be sold without a prescription.
Generic nameActive ingredient nameThe same across brands, e.g. paracetamol, ciprofloxacin.
Brand nameCompany's product nameThe name on the front of the pack.
StrengthAmount of active ingrediente.g. 500 mg per tablet, 160 mg/5 ml.
Dosage formType of medicineTablet, capsule, syrup, suspension, injection, cream, drops.

Terms used in DRAP alerts and notices

TermMeaningIn practice
SpuriousFake (legal term)Imitates or passes off as another product.
FalsifiedFake (WHO term)Deliberately misrepresents identity, composition or source.
SubstandardFailed qualityGenuine product that fails its specifications.
AdulteratedContaminated or harmfulContains a harmful substance or was made in unsafe conditions.
MisbrandedWrong or misleading labelLabel is false, misleading or missing required information.
UnregisteredNot approved by DRAPMay not legally be sold in Pakistan.
RecallWithdrawal of batchesNamed batches removed from the market.
Rapid alertUrgent warningUsually about spurious or unregistered products found in the market.
Cold chainRefrigerated supplyKeeping products such as vaccines and insulin at 2 to 8 °C from factory to patient.
Enlistment numberHealth product numberFor herbal, homeopathic and nutritional products instead of a drug registration number.
PharmacovigilanceSide-effect monitoringCollecting and studying reports of medicine side effects.
NEMLNational Essential Medicines ListMedicines considered most important for the country's health needs.
DTL / CDLDrug Testing Laboratory / Central Drugs LaboratoryGovernment laboratories that test medicine samples.
A sample GS1 DataMatrix code of the kind printed on medicine packs in Pakistan
A sample GS1 DataMatrix, the square code now printed on medicine cartons. This one is a demonstration code made with sample data, not a real product. Image: MehfoozDawa.pk

How the terms fit together on a real pack

Take a carton of antibiotic tablets. On the front you see the brand name and, smaller, the generic name and strength. On a side panel you find the Reg. No. and the maker's name with its DML. On the end flap, the B. No., MFG, EXP and MRP. If the carton was made from 9 October 2026, a small square 2D code sits beside four printed lines: GTIN, SN, BN and EXP. The strip inside repeats the batch and expiry.

Each term answers a different question. Is it approved? Reg. No. Is it still usable? EXP. Has it been recalled? B. No. Is this box genuine? SN, through a scan. Am I paying the right price? MRP, checked in our price search.

Terms that are often confused

Confused pairDifference
Reg. No. vs DMLReg. No. identifies the product; DML identifies the factory.
Batch vs serialBatch is shared by thousands of packs; serial belongs to one pack.
MFG vs EXPMade on vs use until.
Spurious vs substandardA fake vs a genuine product that failed a test.
Recall vs rapid alertWithdrawal of named batches vs a warning about fakes or unregistered products.
Registration vs enlistment numberDrugs are registered; herbal and nutritional products are enlisted.
GTIN vs striped barcode numberSame product number; the GTIN in the 2D code is 14 digits, the retail barcode often 13.

Where to learn more

Dabbay par likhe alfaaz: mukhtasar

B. No. batch number hai, MFG banne ki tareekh, EXP expiry, Reg. No. DRAP registration number aur MRP zyada se zyada qeemat. Naye dabbon par chakor code ke saath GTIN, SN (serial), BN (batch) aur EXP likha hota hai.

Code decoder splitting a raw medicine code into GTIN, serial, batch and expiry
The decoder separates a raw scanner string into GTIN, serial, batch and expiry, and checks the GTIN check digit. Image: Screenshot of a MehfoozDawa.pk tool

Words you will hear at a Pakistani pharmacy

Urdu / Roman UrduEnglish
Dawa / dawaiMedicine
GoliTablet
KaipsoolCapsule
Sharbat / syrupSyrup
Teeka / injectionInjection
QatrayDrops
MarhamOintment
Nuskha / parchiPrescription
KhurakDose
Muddat khatam / expireExpired
Asli / nakli (jali)Genuine / fake
RaseedReceipt
ShikayatComplaint

Questions people ask

What does B. No. mean on medicine?

B. No. means batch number: the code for the production run. It is used for recalls. Search it in DRAP recall alerts.

What is the difference between MFG and EXP?

MFG is the manufacturing date and EXP is the expiry date. Use the medicine only up to the EXP date.

What does Rx mean on a medicine box?

Rx marks a prescription-only medicine, which should be sold only against a doctor's prescription.

What is DML on a medicine pack?

DML is the drug manufacturing licence number of the factory that made it. It is different from the product's registration number.

What does GTIN stand for?

Global Trade Item Number: the product number used in GS1 barcodes. On medicine packs it is stored after (01) in the 2D code and printed as GTIN or PC.

Scan a pack