Acetylcysteine
Acetylcysteine was ranked 254th of 1,796 medicines by items in May 2026, with 48,091 items, up 39.6% on a year earlier.
Dispensed in May 2026
Rolling 12 months
Net ingredient cost · May 2026
Figure 1. Acetylcysteine: national items dispensed by month
Source: NHSBSA Prescription Cost Analysis, to May 2026
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At a glance
- Therapeutic class Mucolytics
- Presentations 15 shown
- Average cost / item £8.70
- Year on year Up 39.6% on a year earlier
Top presentations, May 2026
The individual products dispensed under Acetylcysteine this month.
| Presentation | BNF code | Items | Net ingredient cost |
|---|---|---|---|
| Acetylcysteine 600mg effervescent tablets sugar free | 0307000C0AAARAR | 25,584 | £139,757 |
| NACSYS 600mg effervescent tablets | 0307000C0BNAAAR | 13,837 | £78,254 |
| Acepiro 600mg effervescent tablets | 0307000C0BUAAAR | 6,221 | £34,261 |
| Acetylcysteine 600mg tablets | 0307000C0AAAMAM | 1,190 | £92,751 |
| Acetylcysteine 600mg capsules | 0307000C0AAAKAK | 612 | £50,522 |
| Acetyl-NAC 600mg tablets | 0307000C0BQABAM | 157 | £1,881 |
| AceNAC 600mg tablets | 0307000C0BRABAM | 119 | £1,724 |
| OroNAC 600 tablets | 0307000C0BFABAM | 94 | £3,127 |
| Acetylcysteine 600mg effervescent tablets | 0307000C0AAAJAJ | 73 | £2,085 |
| OroNAC 600 capsules | 0307000C0BFAAAK | 55 | £2,395 |
| Respi-Nac 600mg effervescent tablets | 0307000C0BLAAAJ | 28 | £550 |
| Acetylcysteine 200mg oral powder sachets sugar free | 0307000C0AAAQAQ | 27 | £5,880 |
| AbNAC 600mg tablets | 0307000C0BVABAM | 20 | £302 |
| A-CYS 600mg tablets | 0307000C0BEAFAM | 17 | £697 |
| AceCil 600mg effervescent tablets | 0307000C0BSAAAR | 13 | £31 |
Source: NHSBSA Prescription Cost Analysis · to May 2026 OGL v3.0
Where Acetylcysteine is dispensed
The regions and dispensing practices with the highest Acetylcysteine volumes.
Top regions
- NHS Cheshire and Merseyside Integrated Care Board 8,005
- NHS North East and North Cumbria Integrated Care Board 5,329
- NHS Staffordshire and Stoke-on-trent Integrated Care Board 4,738
- NHS Greater Manchester Integrated Care Board 4,730
- NHS West Yorkshire Integrated Care Board 3,867
- NHS Hampshire and Isle of Wight Integrated Care Board 2,454
Top dispensing practices
- Health Care First Partnership 3,002
- White Rose Surgery 1,382
- Hereford Medical Group 1,217
- James Street Group Pract 1,081
- Lakeside Healthcare 748
- Marsh Medical Practice 740
Regional volumes from NHSBSA Prescription Cost Analysis; practice volumes from NHS dispensing data.
Compare Acetylcysteine with
Other medicines in the same BNF section, by prescribing volume.
Download this data
The monthly series for Acetylcysteine is in this page's CSV. For the ranked national series across every medicine, with the method and caveats documented, see the most-prescribed medicines dataset in our open data catalogue.