1.Liposomes as novel drug delivery systems’ at Department of Pharmaceutical Sciences, Punjab Universiy, Chandigarh, India, May 14, 1989.
2. Invited to give a talk at Regional Research Laboratory, Jammu, India on ‘Monoclonal antibody directed drug delivery, June 3, 1989.
3.Ranbaxy Laboratories, New Delhi, India on ‘Liposomes as topical drug delivery systems, June 7, 1989.
4.‘Liposome as drug carriers’ at the University of Massachusetts Medical School, Worcester, MA, Feb 12, 1990.
5.Antibody linked Drugs’at the 6th Pharmaceutical Technology Symposium in Ankara, Turkey, Sep, 1992.
6.National Cancer Institute, on the topic, ‘Liposomes as Biologic Response Modifiers’, Dec, 1993.
7.Oak Ridge National Laboratory to give a talk on ‘Liposomal Drug Delivery systems in cancer treatment’, 1996. Was also a visiting faculty for two years from 1996-1998.
8.Invited to 3M laboratories in Summer, May-July, 1996 to train in the transdermal delivery department.
9.University of Miami, School of Medicine, Dec, 1997, Antibody targeted drug delivery.
10.Invited to Lincoln University, Philadelphia on Feb 12, 1998 to give a talk, Opportunities in Pharmaceutics.
11.Wright Patterson air-force base in Dayton, Ohio to give a talk on Jet fuel irritation, Mar 12, 1999.
12.Invited to North Carolina Central University, Durham, NC on April 12, 1999 to give a talk on topic: Understanding skin irritation.
13.Invited to Schering Plough to give a talk: Inhalation delivery for Lung cancer, April 15, 2001.
14.Invited to Indian Pharmaceutical congress in New Delhi to give a talk on topic, Liposome Drug Delivery, Dec 22, 2001.
15.Invited to the Controlled Release Society (CRS) chapter in Mumbai, India to give a talk on, Developments in Inhalation Drug Delivery 22Feb, 2002.
16. Invited as a speaker at the Indian Pharmaceutical Congress in Chennai, India, Topical delivery of peptide Spantide II for treatment of psoriasis and contact dermatitis, Dec 2003.
17. Invited to give a talk at the JP-8 Jet Fuel Toxicology Workshop in Tucson, Arizona, May15, 2003.
18. Invited to give a talk at NIPER Chandigarh, India, Novel approaches to treat lung cancer, July 11, 2004.
19. Invited to Panacea Biotec, New Delhi, India to give a Talk: Novel Drug Delivery systems, July 15, 2004.
20. Invited to NIPER to give a talk, Inhalation delivery of Celecoxib, June 14, 2005.
21. Invited to Solvay laboratories to give a talk: Topical drug delivery systems, Aug 28, 2005.
22. Invited to give a talk at the JP-8 Jet Fuel Toxicology meeting. Arizona, Tucson, Nov 3, 2005.
23.Invited to Panjab University, chandigarh to give a talk on topic: Delivery of celecoxib in lung cancer, August 8, 2006.
24. Invited to particle science society as a speaker: Nanoparticle based delivery to the lungs, Dec, 2006.
25.Invited Speaker, Symposium on Methods in Skin Irritation at the Society of Toxicology, Charlotte, NC, Mar 25-29, 2007.
26.Invited Speaker at the CRS meeting, Mumbai Chapter in Mumbai India, Inhalation Approaches in Lung Cancer, Feb 24-26, 2009.
27.Invited Speaker at the winter school at NIPER, Mohali, India, Feb 20-22, 2009, Topical Delivery of Nanoparticles.
28.Invited speaker at BITS meeting at Shanghai in China, 2010, TAT modified nanoparticles in skin delivery.
29.Invited speaker at 2011 CRS conference Feb 2011, Skin Permeation of Bilayered Nanoparticles.
30.Dr Sachdeva was invited by Avon to deliver a presentation on “Skin Permeation of Bilayered Nanoparticles”. April 2011
31.Invited speaker at Mercer University, Atlanta, GA to deliver a lecture on topic Liposomes as Drug Delivery Systems, April 2011.
32.Invited speaker at Dr Reddy’s Laboratory, India on Skin Delivery of Peptides, June 2011.
33.Invited speaker at Xavier University at Louisiana to deliver a lecture on Novel Approaches to Treat Lung Cancer, Aug 2011.
34.Invited Plenary speaker at Panjab University Nanotechnology conference, Chandigarh in Feb 2012.
35.Invited Plenary and Main speaker at Dhanvanty College of Pharmacy Nanotechnology Symposium in Sep, 2012.
36.Plenary speaker at CHASCON meeting in March, chandigarh, INDIA, 2013.
37. Invited Speaker at Texas A&M, Veternary Physiology Department, College Station, March, 2013.
38. Gave a webinar for the AAPS in Sep 2013 on the topic, Skin Microdialysis
39.Invited Speaker at University of Mississippi, College of Pharmacy in Oct, 2013
40.Invited as a Plenary speaker at the BIT’s conference in Cancer and Immunotherapy at Warsaw, Poland in Nov 5-7, 2013.
41.Invited as a Plenary speaker at the Nanotechnology symposium at Panjab University, Chandigarh in Feb, 2014.
42.Invited as a Plenary speaker at the Pharmaceutical International conference at Changa, Gujarat in Feb, 2014.
43.Invited as a speaker by the AAPS student chapter in NIPER, Mohali, India in June, 2014.
44.Speaker at a mini-symposium at AAPS 2014.