Azithromycin for Injection, 500 mg Vial
Anti-infectivesEssential, 95% service targetPrimary vendor Harborline Pharmaceuticals, lead 1 day, ordered every 3 days63323039810
Stock position
- On hand
- 229 vial13.8 days of supply
- On order
- 0 vialnothing open
- Forecast rate
- 16.6 vial/daynext 30 days
- Demand over 4 days
- 73 viallead time plus review period
- Safety stock
- 8 vialempirical 95th percentile of forecast error
- Reorder point
- 80 vialabove
- Stockout
- Mon Sep 28
- Recommended order
- noneby Sun Sep 27
- Inventory value
- $1,191at $5.20 per vial
How the forecast was made
Exponential smoothing34% weekly error, over-forecast29% worse than naive
A weighted recent average that learns the weekday pattern and any trend. Recent days count more than old ones.
Report card: the model was fit on history up to Tue Jul 21 and scored on the 56 days after. Weekly totals were off by 34% on average (46% day by day), and it over-forecast by 29% overall. A same-weekday-last-week guess would have been off by 26%.
actual forecast, 80% and 95% range what the model said during the report card windowvial/day
Projected on hand, vial: today's stock plus open orders on their expected dates, minus the forecast, day by day.
Lots and expiry
Earliest-expiry-first simulation against the forecast. Waste is what remains in a lot on its expiry date.
| Lot | Quantity | Expires | Days | Unit cost | Projected waste |
|---|---|---|---|---|---|
| L00027 | 100 | Tue Feb 16 | 155 | $5.20 | 0 vial · $0 |
| L00028 | 129 | Sat May 6 | 600 | $5.20 | 0 vial · $0 |
Vendors and prices, last 90 days
| Vendor | Part number | Vendor description | Sells by | Paid per vial | Invoices | 90-day spend | Pairing |
|---|---|---|---|---|---|---|---|
| Harborline Pharmaceuticals | 63323039810 | AZITHROMYCIN MONOHYDRATE 500 MG/5ML VIAL EA | EA of 1 | $4.90 | 31 | $5,691 | stand-in |
| Cobalt Rx Distributors | CRX-56356 | AZITHR 500MG/5ML SDV 1CT | EA of 1 | $5.10 | 14 | $2,744 | stand-in |