SCIENCE RESOURCES

Long-term safety and tolerability of tadalafil in the treatment of erectile dysfunction

https://pubmed.ncbi.nlm.nih.gov/15036680/

Efficacy and treatment satisfaction with on-demand tadalafil (Cialis) in men with erectile dysfunction

https://pubmed.ncbi.nlm.nih.gov/15306109/

Sequential administration enhances the effect of apomorphine SL in men with erectile dysfunction

https://pubmed.ncbi.nlm.nih.gov/11896482/

Efficacy and Safety of Sildenafil by Age in Men With Erectile Dysfunction

https://pubmed.ncbi.nlm.nih.gov/27114196/

Systematic review of randomized controlled trials of sildenafil (Viagra) in the treatment of male erectile dysfunction

https://pubmed.ncbi.nlm.nih.gov/11766850/

Efficacy of tadalafil for the treatment of erectile dysfunction at 24 and 36 hours after dosing: a randomized controlled trial

https://pubmed.ncbi.nlm.nih.gov/12837435/

Sublingual apomorphine for the treatment of erectile dysfunction

https://pubmed.ncbi.nlm.nih.gov/11829718/

Sublingual sildenafil in the treatment of erectile dysfunction: Faster onset of action with less dose

https://onlinelibrary.wiley.com/doi/abs/10.1111/j.1442-2042.2004.00933.x

Rapid-Onset Sildenafil Sublingual Drug Delivery Systems

https://jpharmsci.org/article/S0022-3549(16)00311-7/pdf

The start of pharmacological activity after sublingual administration of sildenafil citrate in 30 patients affected by erectile dysfunction.

https://pubmed.ncbi.nlm.nih.gov/12741340/

Efficacy and safety of long-term tadalafil 5 mg once daily combined with sildenafil 50 mg as needed at the early stage of treatment for patients with erectile dysfunction

https://pubmed.ncbi.nlm.nih.gov/24387078/