| 02/02/18 | 13:04:35 | 2 Feb 2018 | | Award of Grant and Collaboration with MedImmune UK | RNS |
| 30/01/18 | 15:04:04 | 30 Jan 2018 | | Exercise of Warrants and Total Voting Rights | RNS |
| 24/01/18 | 16:06:44 | 24 Jan 2018 | | Exercise of Warrants and Total Voting Rights | RNS |
| 24/01/18 | 13:19:15 | 24 Jan 2018 | | Global Business Accelerator Programme in Japan | RNS |
| 22/01/18 | 10:44:50 | 22 Jan 2018 | | Exercise of Warrants and Total Voting Rights | RNS |
| 15/01/18 | 12:36:18 | 15 Jan 2018 | | Holding(s) in Company | RNS |
| 08/01/18 | 14:31:41 | 8 Jan 2018 | | Exercise of Warrants and Total Voting Rights | RNS |
| 08/01/18 | 13:26:21 | 8 Jan 2018 | | Holding(s) in Company | RNS |
| 28/12/17 | 09:03:11 | 28 Dec 2017 | | Exercise of Warrants and Total Voting Rights | RNS |
| 22/12/17 | 07:00:03 | 22 Dec 2017 | | Filing of Patent | RNS |
| 18/12/17 | 08:27:15 | 18 Dec 2017 | | Holding(s) in Company | RNS |
| 13/12/17 | 16:07:26 | 13 Dec 2017 | | Exercise of Warrants and Total Voting Rights | RNS |
| 29/11/17 | 11:12:22 | 29 Nov 2017 | | Viagra switch to OTC status in the UK | RNS |
| 10/11/17 | 16:04:42 | 10 Nov 2017 | | Director/PDMR Shareholding | RNS |
| 08/11/17 | 07:00:03 | 8 Nov 2017 | | Results of latest nuvec pre-clinical study | RNS |
| 02/11/17 | 14:31:29 | 2 Nov 2017 | | Holding(s) in Company | RNS |
| 10/10/17 | 08:00:02 | 10 Oct 2017 | | Sildenafil PCT Update | RNS |
| 25/09/17 | 08:00:05 | 25 Sept 2017 | | Interim Results | RNS |
| 27/07/17 | 08:00:03 | 27 Jul 2017 | | Update on Sildenafil clinical plans | RNS |
| 11/07/17 | 11:31:09 | 11 Jul 2017 | | Change in Director Details | RNS |
| 04/07/17 | 08:00:02 | 4 Jul 2017 | | Filing of Patent | RNS |
| 30/06/17 | 08:00:03 | 30 Jun 2017 | | Update on Toxicity Testing of Nuvec® Particles | RNS |
| 06/06/17 | 16:06:13 | 6 Jun 2017 | | Exercise of Warrants and Total Voting Rights | RNS |
| 02/06/17 | 08:00:03 | 2 Jun 2017 | | Exercise of Warrants and Total Voting Rights | RNS |
| 01/06/17 | 12:02:43 | 1 Jun 2017 | | Holding(s) in Company | RNS |
| 31/05/17 | 08:00:02 | 31 May 2017 | | Exercise of Warrants and Total Voting Rights | RNS |
| 24/05/17 | 16:16:01 | 24 May 2017 | | Holding(s) in Company | RNS |
| 24/05/17 | 16:15:01 | 24 May 2017 | | Holding(s) in Company | RNS |
| 23/05/17 | 11:00:02 | 23 May 2017 | | Exercise of Warrants and Total Voting Rights | RNS |
| 15/05/17 | 17:35:20 | 15 May 2017 | | Price Monitoring Extension | RNS |
| 15/05/17 | 14:50:39 | 15 May 2017 | | Holding(s) in Company | RNS |
| 15/05/17 | 14:50:03 | 15 May 2017 | | Holding(s) in Company | RNS |
| 15/05/17 | 08:00:08 | 15 May 2017 | | Filing of Patents and Sildenafil Update | RNS |
| 09/05/17 | 16:45:52 | 9 May 2017 | | Holding(s) in Company | RNS |
| 09/05/17 | 16:45:02 | 9 May 2017 | | Holding(s) in Company | RNS |
| 03/05/17 | 09:00:01 | 3 May 2017 | | Admission and First Day of Dealings | RNS |
