I only doubt the birth control assertion for the most American of all reasons; Corporate Profits. Insurers would(do?) save BILLIONS in coverage for pregnant women by giving out the pill. It's against their own self interest.
I only doubt the birth control assertion for the most American of all reasons; Corporate Profits. Insurers would(do?) save BILLIONS in coverage for pregnant women by giving out the pill. It's against their own self interest.
No, sildenafil was discovered _while_ trying to find a cardiac medicine.
The primary indication for Viagra is sexual dysfunction, per the manufacturer. So much so that they market the pulmonary anti-hypertensive focused variant as Revatio.
And even in that, it's not shown to be amazingly effective:
"Sildenafil therapy lasting 12 weeks improves multiple clinical and hemodynamic outcomes in patients with PAH, but it appears to have no effect on mortality or serious adverse events." -- "Respiratory Medicine" journal