Letroxyl oral drug contains active substance Letrozole and is considered to be the third generation aromatase inhibitor. The drug acts by attaching to the aromatase enzyme and preventing it from converting androgens to estrogen. In medicine it is used to treat certain types of breast cancer. Bodybuilders and athletes are using it in post-cycle therapy in order to reduce the level of estrogen. Letroxyl has half-life of 2 -4 days.
Letroxyl by Kalpa Pharmaceuticals has ability to block the enzyme aromatase in the body. With Letroxyl the quality of the muscle is looking better; muscles appear more defined and hard. The drug also increases the amount of lutenizing hormone, follicle stimulating hormone, and sex hormone. Letroxyl is effective for bodybuilders to eliminate an existing case of gynocomastia, like in cases when it is used with Dianabol or Testosterone. It can also be combined with Propecia (Finasteride). Average dosage: from 0.5 mg up to 5 mg per day, with a gradual increase. Side effects: blood clots, sudden shortness of breath, chest, jaw, left arm pain, confusion, coughing up blood, sudden dizziness, fainting, pain, swelling, warmth in the groin, calf, tingling, weakness, numbness in the arms or legs, slurred speech, weakness on one side of the body, vision changes, sudden and severe headache.