Abstract: Hydrazono-malonitrile derivatives of the formula (I) in which R1, R2, R3, R3? and R4 have the meanings given in Claim 1 act as phosphodiesterase IV inhibitors and can be employed for the treatment of osteoporosis, tumors, cachexia, atherosclerosis, rheumatoid arthritis, multiple sclerosis, diabetes mellitus, inflammatory processes, allergies, asthma, autoimmune diseases, myocardial diseases and AIDS.

Abstract: Triazine derivatives of the formula (I) and physiologically acceptable salts and solvates thereof, in which R1, R2, A and R5 are as defined in Claim 1, exhibit phosphodiesterase IV inhibition and can be employed for the treatment of allergic diseases, asthma, chronic bronchitis, atopic dermatitis, psoriasis and other skin diseases, inflammatory diseases, autoimmune diseases, such as, for example, rheumatoid arthritis, multiple sclerosis, Crohn's disease, diabetes mellitus or ulcerative colitis, osteoporosis, transplant rejection reactions, cachexia, tumour growth or tumour metastases, sepsis, memory disorders, atherosclerosis and AIDS, furthermore for inhibiting the formation of TNF?.

Abstract: Aryl oxime derivatives of the formula (I), in which R1, R2, R3, X and B are as defined in Claim 1, act as phosphodiesterase IV inhibitors and can be employed for the treatment of osteoporosis, tumours, cachexia, atherosclerosis, rheumatoid arthritis, multiple sclerosis, diabetes mellitus, inflammatory processes, allergies, asthma, autoimmune diseases, myocardial diseases and AIDS.

Abstract: Pyrimidine derivatives of the formula (I) and physiologically acceptable salts thereof, in which R1, R2, R3, R4, W, X, Y and Z are as defined in claim 1, exhibit phosphodiesterase V inhibition and can be employed for the treatment of diseases of the cardiovascular system and for the treatment and/or therapy of potency disorders

Abstract: The present invention relates to 2-aminomethylthieno[2,3-d]pyrimidines of the general formula (I) in which the radicals R1 to R6 have the meaning indicated in the text. The compounds show phosphodiesterase V inhibition and can be employed for the treatment of conditions of the cardiovascular system and for the treatment of potency disorders.

Abstract: Hydrazono-malonitrile derivatives of the formula (I) in which R1, R2, R3, R3? and R4 have the meanings given in Claim 1 act as phosphodiesterase IV inhibitors and can be employed for the treatment of osteoporosis, tumours, cachexia, atherosclerosis, rheumatoid arthritis, multiple sclerosis, diabetes mellitus, inflammatory processes, allergies, asthma, autoimmune diseases, myocardial diseases and AIDS.

Abstract: Hydrazono-malonitrile derivatives of the formula (I) in which R1, R2, R3, R3? and R4 have the meanings given in Claim 1 act as phosphodiesterase IV inhibitors and can be employed for the treatment of osteoporosis, tumours, cachexia, atherosclerosis, rheumatoid arthritis, multiple sclerosis, diabetes mellitus, inflammatory processes, allergies, asthma, autoimmune diseases, myocardial diseases and AIDS

Abstract: Aryl oxime derivatives of the formula (I), in which R1, R2, R3, X and B are as defined in claim 1, act as phosphodiesterase IV inhibitors and can be employed for the treatment of osteoporosis, tumours, cachexia, atherosclerosis, rheumatoid arthritis, multiple sclerosis, diabetes mellitus, inflammatory processes, allergies, asthma, autoimmune diseases, myocardial diseases and AIDS

Abstract: Aryl oxime derivatives of the formula (I), in which R1, R2, R3, X and B are as defined in Claim 1, act as phosphodiesterase IV inhibitors and can be employed for the treatment of osteoporosis, tumours, cachexia, atherosclerosis, rheumatoid arthritis, multiple sclerosis, diabetes mellitus, inflammatory processes, allergies, asthma, autoimmune diseases, myocardial diseases and AIDS.

Abstract: The present invention relates to 5-aminomethylpyrazolo[4,3-d]pyrimidines of the general formula (I) in which the radicals R1 to R6 have the meaning indicated in the text. The compounds show phosphodiesterase V inhibition and can be employed for the treatment of conditions of the cardiovascular system and for the treatment of potency disorders.

Abstract: The invention relates to compounds of the formula (I) in which R1, E2 and X are as defined above.

Abstract: Aryl oxime derivatives of the formula (I), in which R1, R2, R3, X and B are as defined in claim 1, act as phosphodiesterase IV inhibitors and can be employed for the treatment of osteoporosis, tumours, cachexia, atherosclerosis, rheumatoid arthritis, multiple sclerosis, diabetes mellitus, inflammatory processes, allergies, asthma, autoimmune diseases, myocardial diseases and AIDS.

Abstract: The invention relates to the use of type 4 phosphodiesterase inhibitors to treat myocardial diseases.

Abstract: Hydrazono-malonitrile derivatives of the formula (I) in which R1, R2, R3, R3′ and R4 have the meanings given in claim 1 act as phosphodiesterase IV inhibitors and can be employed for the treatment of osteoporosis, tumours, cachexia, atherosclerosis, rheumatoid arthritis, multiple sclerosis, diabetes mellitus, inflammatory processes, allergies, asthma, autoimmune diseases, myocardial diseases and AIDS.

Abstract: Pyrimidine derivatives of formula (I) and 1

Abstract: Triazine derivatives of the formula (I) and physiologically acceptable salts and solvates thereof, in which R1, R2, A and R5 are as defined in claim 1, exhibit phosphodiesterase IV inhibition and can be employed for the treatment of allergic diseases, asthma, chronic bronchitis, atopic dermatitis, psoriasis and other skin diseases, inflammatory diseases, autoimmune diseases, such as, for example, rheumatoid arthritis, multiple sclerosis, Crohn's disease, diabetes mellitus or ulcerative colitis, osteoporosis, transplant rejection reactions, cachexia, tumour growth or tumour metastases, sepsis, memory disorders, atherosclerosis and AIDS, furthermore for inhibiting the formation of TNF&agr;.

Abstract: Thienopyrimidines of the formula I and their physiologically acceptable salts, in which R1, R2 and X have the meanings indicated in claim 1, exhibit phosphodiesterase V inhibition and can be employed for the treatment of disorders of the cardiovascular system and for the treatment and/or therapy of potency disorders.

Abstract: Thienopyrimidines of the formula (I) and their physiologically acceptable salts, in which R1, R2 and X are as defined in claim 1, exhibit phosphodiesterase V inhibition and can be employed for the treatment of illnesses of the cardiovascular system and for the treatment and/or therapy of impotence.

Abstract: Pyrazolo[4,3-d]pyrimidines of the formula I and their physiologically acceptable salts, in which R1, R2, R3, R4 and X have the meanings indicated in Claim 1, exhibit phosphodiesterase V inhibition and can be employed for the treatment of disorders of the cardiovascular system and for the treatment and/or therapy of potency disorders.

Abstract: Pharmaceutical preparation comprising at least one phosphodiesterase V inhibitor and at least one nitrate for the preparation of a medicament for the treatment of angina, high blood pressure, pulmonary hypertension, congestive heart failure (CHF), chronic obstructive pulmonary disease (COPD), cor pulmonale, dextrocardiac insufficiency, atherosclerosis, conditions of reduced patency of the heart vessels, peripheral vascular diseases, strokes, bronchitis, allergic asthma, chronic asthma, allergic rhinitis, glaucoma, irritable bowel syndrome, tumours, renal insufficiency and liver cirrhosis.