Use Tadalista and Preserve Penis Firmness Men with erectile dysfunction are offered tadalista, a stronger tadalafil tablet, to treat a variety of sexual problems. Tadalista, sometimes referred to as a PDE5 type inhibitor, helps to improve blood circulation by causing the penile artery's muscle to relax. Fortune Health Care is the manufacturer of tadalista pills. Tadalista is a generic version of the prescription drug cialis.