Needles are usually seen as a necessary evil, but maybe they don't have to be. Plenty of painless alternatives are in the works, like microneedle patches, a laser-based device that pushes drugs ...

One of the things that many people hate most about getting vaccinations and taking certain types of medication is needles. Any medication that has to be delivered intramuscular typically requires a ...

ED affects a significant proportion of males worldwide. With an ever-aging population the prevalence of ED is predicted to double in the next decade. Oral PDE-5 inhibitors are the first-line treatment ...

Patients identified from hospital records as using alprostadil injections for erectile dysfunction were invited to take part in this open crossover study. On alternate weeks eight patients were given ...

(A) Dynamics of the electrically induced microbubble, showing the formation, expansion, and shrinking of the microbubble and the shock wave and microjet from the microbubble. (B) Mechanism of the ...