Timosartan and sildenafil are not the same kind of drugs, the two drugs taken together will not lead to overdose, in addition, the instruction manual does not explicitly mention the two drugs have contraindications. Therefore, in the absence of contraindications, the two drugs can generally be taken together. 1. Timosartan is an angiotensin receptor blocker class of antihypertensive drugs, by blocking the binding of angiotensin and receptors, thereby inhibiting its vasoconstrictor effect, to achieve the purpose of lowering blood pressure. It is contraindicated in pregnancy and lactation, biliary obstruction, severe hepatic and renal insufficiency, and allergy to this drug. Adverse reactions such as insomnia, somnolence, nausea, vomiting, excessive sweating, arthralgia, and skin rash may occur. 2. Sildenafil is a phosphodiesterase-5 inhibitor, which is used for the treatment of erectile dysfunction by inhibiting the degradation of cyclic guanosine monophosphate by phosphodiesterase in the cavernous body of the penis, thereby causing the cavernous body of the penis to remain flaccid and engorged with blood, and facilitating penile erection. It is contraindicated for those who are using nitroglycerin and other drugs containing nitrite and those who are allergic to this drug, adverse reactions such as headache, nausea, vomiting, frequent urination, urinary urgency, genital edema, prolonged erection, abnormal erection, etc. may occur. It is recommended to consult a doctor before using the drug and use the drug under the guidance of a physician.